Catalog / zmlio.cn
65

SEO audit for zmlio.cn

河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验

other

Health 65/100 (fair) · 12 pages crawled · generated 2026-07-29

Download Markdown report (feed to ChatGPT / Claude / Cursor)

河北省丝网产品质量检验检测中心(安平县综合检验检测中心),具备 CMA 资质,提供丝网产品检验、煤炭检测、计量器具检定等第三方公正检验服务。报告收费优惠 30%,三个工作日出具报告。

Screenshot of zmlio.cn
12
pages crawled
12
indexable pages
0
errors
49
warnings
120
notices
0
orphan pages
0
broken links
Category breakdown
CategoryScoreErrorsWarningsNotices
Duplicate 38 0 25 12
Canonical 70 0 12 0
Security 70 0 12 12
Agent Readiness 100 0 0 12
Content 100 0 0 12
Images 100 0 0 12
Performance 100 0 0 24
Social 100 0 0 24
Structured Data 100 0 0 12
Findings

Warnings (5 rules)

warning Duplicate page content

Rule duplicate.content · Duplicate · 12 occurrence(s)

warning Homepage duplicated across protocol/host variants (no redirect)

Rule duplicate.protocol_host · Duplicate · 1 occurrence(s)

  • https://zmlio.cn/ — https://www.zmlio.cn/ 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 Duplicate <title> across pages

Rule duplicate.title · Duplicate · 12 occurrence(s)

warning Content-Type header doesn't match the actual content

Rule headers.content_type_mismatch · Security · 12 occurrence(s)

  • https://zmlio.cn/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/baogaochaxun/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/guanyuwomen/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/jianceshebei/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/jianyanjiance/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/lianxiwomen/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/xinxizhongxin/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/xinxizhongxin/jiancegonggao/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/zaixianweituox/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/zhengcefagui/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/zhengcefagui/shoufeibiaozhun/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".
  • https://zmlio.cn/zhengcefagui/songjianxuzhi/ — the Content-Type is "text/html" with no charset — the HTTP charset is authoritative and browsers otherwise guess the encoding, which can garble non-ASCII text (mojibake). Declare it explicitly: "text/html; charset=utf-8".

Notices (10 rules)

notice Heading levels skip a level

Rule agent.heading_skip · Agent Readiness · 12 occurrence(s)

notice Duplicate meta description across pages

Rule duplicate.meta_desc · Duplicate · 12 occurrence(s)

  • https://zmlio.cn/ — meta description shared by 12 pages: https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/, https://zmlio.cn/guanyuwomen/
  • https://zmlio.cn/baogaochaxun/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/guanyuwomen/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/jianceshebei/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/jianyanjiance/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/lianxiwomen/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/xinxizhongxin/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/guanyuwomen/
  • https://zmlio.cn/xinxizhongxin/jiancegonggao/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/zaixianweituox/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/zhengcefagui/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/zhengcefagui/shoufeibiaozhun/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/zhengcefagui/songjianxuzhi/, https://zmlio.cn/xinxizhongxin/
  • https://zmlio.cn/zhengcefagui/songjianxuzhi/ — meta description shared by 12 pages: https://zmlio.cn/, https://zmlio.cn/xinxizhongxin/, https://zmlio.cn/guanyuwomen/

notice Likely hero image lacks fetchpriority=high

Rule images.hero_no_fetchpriority · Performance · 12 occurrence(s)

  • https://zmlio.cn/ — the likely hero/LCP image (logo.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://zmlio.cn/baogaochaxun/ — the likely hero/LCP image (logo.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://zmlio.cn/guanyuwomen/ — the likely hero/LCP image (logo.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://zmlio.cn/jianceshebei/ — the likely hero/LCP image (logo.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://zmlio.cn/jianyanjiance/ — the likely hero/LCP image (logo.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://zmlio.cn/lianxiwomen/ — the likely hero/LCP image (logo.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://zmlio.cn/xinxizhongxin/ — the likely hero/LCP image (logo.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://zmlio.cn/xinxizhongxin/jiancegonggao/ — the likely hero/LCP image (logo.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://zmlio.cn/zaixianweituox/ — the likely hero/LCP image (logo.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://zmlio.cn/zhengcefagui/ — the likely hero/LCP image (logo.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://zmlio.cn/zhengcefagui/shoufeibiaozhun/ — the likely hero/LCP image (logo.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://zmlio.cn/zhengcefagui/songjianxuzhi/ — the likely hero/LCP image (logo.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 · 12 occurrence(s)

notice Legacy <meta name=keywords> tag present (Google ignores it)

Rule meta.keywords_present · Content · 12 occurrence(s)

notice Missing Open Graph tags

Rule og.missing · Social · 12 occurrence(s)

notice Legacy image format (jpg/png/gif) with no next-gen fallback

Rule perf.images_legacy_format · Performance · 12 occurrence(s)

  • https://zmlio.cn/ — 7 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://zmlio.cn/baogaochaxun/ — 7 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://zmlio.cn/guanyuwomen/ — 7 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://zmlio.cn/jianceshebei/ — 7 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://zmlio.cn/jianyanjiance/ — 7 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://zmlio.cn/lianxiwomen/ — 7 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://zmlio.cn/xinxizhongxin/ — 7 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://zmlio.cn/xinxizhongxin/jiancegonggao/ — 7 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://zmlio.cn/zaixianweituox/ — 7 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://zmlio.cn/zhengcefagui/ — 7 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://zmlio.cn/zhengcefagui/shoufeibiaozhun/ — 7 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://zmlio.cn/zhengcefagui/songjianxuzhi/ — 7 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 Missing recommended security headers

Rule security.missing_headers · Security · 12 occurrence(s)

Pages (showing 12 of 12)
URLStatusIndexableWordsIn-links
https://zmlio.cn/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/baogaochaxun/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/guanyuwomen/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/jianceshebei/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/jianyanjiance/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/lianxiwomen/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/xinxizhongxin/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/xinxizhongxin/jiancegonggao/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/zaixianweituox/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/zhengcefagui/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/zhengcefagui/shoufeibiaozhun/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12
https://zmlio.cn/zhengcefagui/songjianxuzhi/
河北省丝网产品质量检验检测中心 | CMA 资质 · 第三方公正检验
200 yes 278 12

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