SEO audit for hcm-vinfast.com.vn
VINFAST AN THÁI BÌNH TÂN - SÀI GÒN - Đại lý xe Ôtô điện Vinfast chính hãng
Health 82/100 (good) · 42 pages crawled · generated 2026-08-26
Download Markdown report (feed to ChatGPT / Claude / Cursor)Kinh doanh xe ô tô điện Vinfast tại Việt Nam như: VF3, VF5, VF6, VF7, VF8, VF9. Cam kết báo giá tốt khu vực. Hotline: 0908703177
| Category | Score | Errors | Warnings | Notices |
|---|---|---|---|---|
| Agent Readiness | 88 | 0 | 17 | 17 |
| Meta Description | 91 | 0 | 13 | 0 |
| Titles | 98 | 0 | 3 | 4 |
| Content | 99 | 0 | 2 | 3 |
| Duplicate | 99 | 0 | 1 | 0 |
| Headings | 99 | 0 | 1 | 0 |
| Structured Data | 99 | 0 | 1 | 4 |
| Cache | 100 | 0 | 0 | 17 |
| Images | 100 | 0 | 0 | 17 |
| Links | 100 | 0 | 0 | 16 |
| Mobile | 100 | 0 | 0 | 17 |
| Performance | 100 | 0 | 0 | 70 |
| Security | 100 | 0 | 0 | 34 |
| Social | 100 | 0 | 0 | 30 |
| URL | 100 | 0 | 0 | 21 |
Warnings (7 rules)
warning Control has no accessible name
Rule agent.control_no_name · Agent Readiness · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — 1 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/bang-gia — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/dong-xe-green — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/ec-van — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/gioi-thieu — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/lien-he — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/limo — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/minio — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/san-pham — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/tin-tuc — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf3 — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf5 — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf6 — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf7 — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf8 — 2 button/link(s) with no text or aria-label — an agent can't target them
- https://hcm-vinfast.com.vn/vf9 — 2 button/link(s) with no text or aria-label — an agent can't target them
warning Thin content (low word count)
Rule content.thin · Content · 2 occurrence(s)
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 191 words
- https://hcm-vinfast.com.vn/tin-tuc — 188 words
warning Homepage duplicated across protocol/host variants (no redirect)
Rule duplicate.protocol_host · Duplicate · 1 occurrence(s)
- https://hcm-vinfast.com.vn/ — https://www.hcm-vinfast.com.vn/ serves the same homepage content with a 200 and no redirect — Google sees a duplicate. Pick one canonical host/scheme and 301-redirect the others.
warning Missing meta description
Rule meta_desc.missing · Meta Description · 13 occurrence(s)
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh
- https://hcm-vinfast.com.vn/dong-xe-green
- https://hcm-vinfast.com.vn/ec-van
- https://hcm-vinfast.com.vn/limo
- https://hcm-vinfast.com.vn/minio
- https://hcm-vinfast.com.vn/san-pham
- https://hcm-vinfast.com.vn/tin-tuc
- https://hcm-vinfast.com.vn/vf3
- https://hcm-vinfast.com.vn/vf5
- https://hcm-vinfast.com.vn/vf6
- https://hcm-vinfast.com.vn/vf7
- https://hcm-vinfast.com.vn/vf8
- https://hcm-vinfast.com.vn/vf9
warning Schema describes content not visible on the page
Rule schema.hidden_content · Structured Data · 1 occurrence(s)
- https://hcm-vinfast.com.vn/ — a schema name/headline ("Trang chủ") does not appear in the page's visible text — Google's policies prohibit marking up content not visible to readers. This is a heuristic (a static-HTML substring check): JS-rendered or abbreviated names can be false positives, so verify before removing.
warning Title likely truncated in SERP (too wide)
Rule title.too_long · Titles · 3 occurrence(s)
- https://hcm-vinfast.com.vn/ — 74 chars, ~599px (limit ~580px)
- https://hcm-vinfast.com.vn/limo — 79 chars, ~604px (limit ~580px)
- https://hcm-vinfast.com.vn/minio — 80 chars, ~601px (limit ~580px)
Notices (20 rules)
notice Heading levels skip a level
Rule agent.heading_skip · Agent Readiness · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/bang-gia — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — h5 follows h1 — skips h2
- https://hcm-vinfast.com.vn/dong-xe-green — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/ec-van — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/gioi-thieu — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/lien-he — h3 follows h1 — skips h2
- https://hcm-vinfast.com.vn/limo — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/minio — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/san-pham — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/tin-tuc — h5 follows h1 — skips h2
- https://hcm-vinfast.com.vn/vf3 — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/vf5 — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/vf6 — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/vf7 — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/vf8 — h5 follows h3 — skips h4
- https://hcm-vinfast.com.vn/vf9 — h5 follows h3 — skips h4
notice Page served uncached (no-store/private or CDN bypass)
Rule cache.not_cacheable · Cache · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/bang-gia — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/dong-xe-green — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/ec-van — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/gioi-thieu — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/lien-he — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/limo — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/minio — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/san-pham — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/tin-tuc — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf3 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf5 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf6 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf7 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf8 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
- https://hcm-vinfast.com.vn/vf9 — Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
notice Low text-to-HTML ratio
Rule content.low_ratio · Content · 3 occurrence(s)
notice Missing html lang attribute
Rule i18n.lang_missing · Mobile · 17 occurrence(s)
- https://hcm-vinfast.com.vn/
- https://hcm-vinfast.com.vn/bang-gia
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh
- https://hcm-vinfast.com.vn/dong-xe-green
- https://hcm-vinfast.com.vn/ec-van
- https://hcm-vinfast.com.vn/gioi-thieu
- https://hcm-vinfast.com.vn/lien-he
- https://hcm-vinfast.com.vn/limo
- https://hcm-vinfast.com.vn/minio
- https://hcm-vinfast.com.vn/san-pham
- https://hcm-vinfast.com.vn/tin-tuc
- https://hcm-vinfast.com.vn/vf3
- https://hcm-vinfast.com.vn/vf5
- https://hcm-vinfast.com.vn/vf6
- https://hcm-vinfast.com.vn/vf7
- https://hcm-vinfast.com.vn/vf8
- https://hcm-vinfast.com.vn/vf9
notice Likely hero image lacks fetchpriority=high
Rule images.hero_no_fetchpriority · Performance · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/bang-gia — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/dong-xe-green — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/ec-van — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/gioi-thieu — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/lien-he — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/limo — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/minio — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/san-pham — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/tin-tuc — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf3 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf5 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf6 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf7 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf8 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
- https://hcm-vinfast.com.vn/vf9 — the likely hero/LCP image (logo-2uqoi.png) has no fetchpriority="high" — adding it tells the browser to fetch the hero earlier in the waterfall, reducing Largest Contentful Paint. This is a low-severity nudge; verify the flagged image is actually your LCP element.
notice Images without width/height (layout shift / CLS)
Rule images.missing_dimensions · Images · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — 25 of 25 images without width/height
- https://hcm-vinfast.com.vn/bang-gia — 6 of 6 images without width/height
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 5 of 5 images without width/height
- https://hcm-vinfast.com.vn/dong-xe-green — 10 of 10 images without width/height
- https://hcm-vinfast.com.vn/ec-van — 18 of 18 images without width/height
- https://hcm-vinfast.com.vn/gioi-thieu — 12 of 12 images without width/height
- https://hcm-vinfast.com.vn/lien-he — 6 of 6 images without width/height
- https://hcm-vinfast.com.vn/limo — 21 of 21 images without width/height
- https://hcm-vinfast.com.vn/minio — 21 of 21 images without width/height
- https://hcm-vinfast.com.vn/san-pham — 13 of 13 images without width/height
- https://hcm-vinfast.com.vn/tin-tuc — 5 of 5 images without width/height
- https://hcm-vinfast.com.vn/vf3 — 17 of 17 images without width/height
- https://hcm-vinfast.com.vn/vf5 — 36 of 36 images without width/height
- https://hcm-vinfast.com.vn/vf6 — 28 of 28 images without width/height
- https://hcm-vinfast.com.vn/vf7 — 25 of 25 images without width/height
- https://hcm-vinfast.com.vn/vf8 — 32 of 32 images without width/height
- https://hcm-vinfast.com.vn/vf9 — 24 of 24 images without width/height
notice Internal link has no anchor text / accessible name
Rule links.no_anchor_text · Links · 16 occurrence(s)
- https://hcm-vinfast.com.vn/bang-gia — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/dong-xe-green — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/ec-van — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/gioi-thieu — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/lien-he — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/limo — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/minio — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/san-pham — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/tin-tuc — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf3 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf5 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf6 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf7 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf8 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
- https://hcm-vinfast.com.vn/vf9 — 1 internal link(s) have no anchor text, aria-label, or image alt — they pass no keyword signal and are unusable to screen readers. Add descriptive text or an aria-label.
notice Missing Open Graph tags
Rule og.missing · Social · 13 occurrence(s)
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — og:description, og:image
- https://hcm-vinfast.com.vn/dong-xe-green — og:description
- https://hcm-vinfast.com.vn/ec-van — og:description
- https://hcm-vinfast.com.vn/limo — og:description
- https://hcm-vinfast.com.vn/minio — og:description
- https://hcm-vinfast.com.vn/san-pham — og:description
- https://hcm-vinfast.com.vn/tin-tuc — og:description, og:image
- https://hcm-vinfast.com.vn/vf3 — og:description
- https://hcm-vinfast.com.vn/vf5 — og:description
- https://hcm-vinfast.com.vn/vf6 — og:description
- https://hcm-vinfast.com.vn/vf7 — og:description
- https://hcm-vinfast.com.vn/vf8 — og:description
- https://hcm-vinfast.com.vn/vf9 — og:description
notice Legacy image format (jpg/png/gif) with no next-gen fallback
Rule perf.images_legacy_format · Performance · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — 25 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/bang-gia — 6 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 5 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/dong-xe-green — 10 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/ec-van — 18 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/gioi-thieu — 12 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/lien-he — 6 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/limo — 21 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/minio — 21 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/san-pham — 13 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/tin-tuc — 5 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf3 — 17 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf5 — 36 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf6 — 28 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf7 — 25 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf8 — 32 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
- https://hcm-vinfast.com.vn/vf9 — 24 image(s) use a legacy format (jpg/png/gif) with no next-gen <picture> fallback. Serve WebP or AVIF (with a <picture> typed <source>) to cut image transfer weight and improve LCP.
notice Large HTML document
Rule perf.large_html · Performance · 1 occurrence(s)
notice No ETag header (no conditional GET for unchanged pages)
Rule perf.no_etag · Performance · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/bang-gia — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/dong-xe-green — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/ec-van — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/gioi-thieu — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/lien-he — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/limo — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/minio — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/san-pham — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/tin-tuc — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf3 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf5 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf6 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf7 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf8 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
- https://hcm-vinfast.com.vn/vf9 — the response carries no ETag header — without an ETag (or Last-Modified) there is no cache-revalidation mechanism, so crawlers re-download the full body every visit. Emit an ETag (a content hash) to enable conditional If-None-Match requests.
notice No Last-Modified header (no conditional GET for unchanged pages)
Rule perf.no_last_modified · Performance · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/bang-gia — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/dong-xe-green — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/ec-van — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/gioi-thieu — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/lien-he — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/limo — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/minio — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/san-pham — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/tin-tuc — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf3 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf5 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf6 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf7 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf8 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
- https://hcm-vinfast.com.vn/vf9 — the response carries no Last-Modified header — Googlebot can't send an If-Modified-Since request, so it re-downloads the full page body on every crawl even when nothing changed. Emit Last-Modified (or an ETag) on stable pages to enable 304 Not Modified responses.
notice Slow server response
Rule perf.slow_response · Performance · 1 occurrence(s)
notice Article schema missing recommended properties (Top Stories / image carousel)
Rule schema.article_incomplete · Structured Data · 2 occurrence(s)
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — Article structured data is missing recommended property (image) — these feed Top Stories and image-carousel eligibility. Google defines no required Article properties, so this is advisory: add author, headline, image and datePublished where they apply.
- https://hcm-vinfast.com.vn/tin-tuc — Article structured data is missing recommended property (image) — these feed Top Stories and image-carousel eligibility. Google defines no required Article properties, so this is advisory: add author, headline, image and datePublished where they apply.
notice No structured data detected
Rule schema.none · Structured Data · 2 occurrence(s)
notice Missing recommended security headers
Rule security.missing_headers · Security · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/bang-gia — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — CSP, X-Content-Type-Options, HSTS
- https://hcm-vinfast.com.vn/dong-xe-green — X-Content-Type-Options, HSTS, CSP
- https://hcm-vinfast.com.vn/ec-van — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/gioi-thieu — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/lien-he — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/limo — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/minio — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/san-pham — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/tin-tuc — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/vf3 — CSP, X-Content-Type-Options, HSTS
- https://hcm-vinfast.com.vn/vf5 — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/vf6 — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/vf7 — HSTS, CSP, X-Content-Type-Options
- https://hcm-vinfast.com.vn/vf8 — CSP, X-Content-Type-Options, HSTS
- https://hcm-vinfast.com.vn/vf9 — HSTS, CSP, X-Content-Type-Options
notice target=_blank link without rel=noopener (tab-napping)
Rule security.unsafe_cross_origin_links · Security · 17 occurrence(s)
- https://hcm-vinfast.com.vn/ — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/bang-gia — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/dong-xe-green — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/ec-van — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/gioi-thieu — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/lien-he — 5 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/limo — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/minio — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/san-pham — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/tin-tuc — 4 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf3 — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf5 — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf6 — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf7 — 8 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf8 — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
- https://hcm-vinfast.com.vn/vf9 — 9 external link(s) use target="_blank" without rel="noopener" — the opened page can hijack your tab (reverse tab-napping). Add rel="noopener noreferrer".
notice Title tag is identical to the H1 (missed keyword variation)
Rule title.same_as_h1 · Titles · 4 occurrence(s)
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh — the <title> and the H1 are identical — differentiate them to cover more query variation
- https://hcm-vinfast.com.vn/gioi-thieu — the <title> and the H1 are identical — differentiate them to cover more query variation
- https://hcm-vinfast.com.vn/san-pham — the <title> and the H1 are identical — differentiate them to cover more query variation
- https://hcm-vinfast.com.vn/tin-tuc — the <title> and the H1 are identical — differentiate them to cover more query variation
notice Missing Twitter Card tag
Rule twitter.missing · Social · 17 occurrence(s)
- https://hcm-vinfast.com.vn/
- https://hcm-vinfast.com.vn/bang-gia
- https://hcm-vinfast.com.vn/chinh-sach-quy-dinh
- https://hcm-vinfast.com.vn/dong-xe-green
- https://hcm-vinfast.com.vn/ec-van
- https://hcm-vinfast.com.vn/gioi-thieu
- https://hcm-vinfast.com.vn/lien-he
- https://hcm-vinfast.com.vn/limo
- https://hcm-vinfast.com.vn/minio
- https://hcm-vinfast.com.vn/san-pham
- https://hcm-vinfast.com.vn/tin-tuc
- https://hcm-vinfast.com.vn/vf3
- https://hcm-vinfast.com.vn/vf5
- https://hcm-vinfast.com.vn/vf6
- https://hcm-vinfast.com.vn/vf7
- https://hcm-vinfast.com.vn/vf8
- https://hcm-vinfast.com.vn/vf9
notice Uppercase letters in URL path
Rule url.uppercase · URL · 21 occurrence(s)
- https://hcm-vinfast.com.vn/gw-content/files/vf3brochurevnt10-uCdNN.pdf
- https://hcm-vinfast.com.vn/gw-content/images/08-noi-that-ipUaI.jpg
- https://hcm-vinfast.com.vn/gw-content/images/10-noi-that-I2G22.jpg
- https://hcm-vinfast.com.vn/gw-content/images/11-noi-that-3yPGR.jpg
- https://hcm-vinfast.com.vn/gw-content/images/12-noi-that-h0Ohx.jpg
- https://hcm-vinfast.com.vn/gw-content/images/13-noi-that-VQ6P1.jpg
- https://hcm-vinfast.com.vn/gw-content/images/15-noi-that-QPQwR.jpg
- https://hcm-vinfast.com.vn/gw-content/images/16-noi-that-XUrMB.jpg
- https://hcm-vinfast.com.vn/gw-content/images/17-noi-that-aSjY9.jpg
- https://hcm-vinfast.com.vn/gw-content/images/18-noi-that-G5HNU.jpg
- https://hcm-vinfast.com.vn/gw-content/images/19-noi-that-CWLRg.jpg
- https://hcm-vinfast.com.vn/gw-content/images/20-noi-that-F6HvD.jpg
- https://hcm-vinfast.com.vn/gw-content/images/21-noi-that-oBtQo.jpg
- https://hcm-vinfast.com.vn/gw-content/images/22-noi-that-9yXsx.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf61-GiYW7.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf62-DgGlU.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf63-MMSDS.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf64-8E4Tf.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf65-IMrKw.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf67-uMDa7.jpg
- https://hcm-vinfast.com.vn/gw-content/images/vf68-vUkoy.jpg
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