allfreecalculators.com

Показано 6 проблем. Полный аудит с кодом исправлений доступен на бесплатном плане.

• 01
  FAIL · onpage

  H1 Heading

  The H1 heading is missing. Google + Bing + Yandex use H1 as a secondary ranking signal (after <title>) to confirm page topic. ChatGPT / Claude / Perplexity also lean on H1 when extracting page summaries for citation — a missing H1 forces them to infer the topic from <title> and body text, often less accurately. Accessibility screen readers also rely on H1 for page-level navigation.
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• 02
  FAIL · ai-readiness

  Knowledge Panel Readiness

  Low knowledge-panel readiness — score 0/100. AI search engines and Google Knowledge Panel cannot confidently identify this brand. The cheapest, fastest fixes are: (1) add Organization JSON-LD with a sameAs chain (Wikipedia, Wikidata, LinkedIn, Crunchbase, GitHub, social), (2) make NAP (Name/Address/Phone) visible in the footer or contact page, (3) create a Wikidata entry (low notability bar), then (4) pursue Wikipedia once notability is established.
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• 03
  FAIL · security

  Security Headers

  Only 1 out of 6 modern security headers found. Missing: x-frame-options, x-content-type-options, strict-transport-security, referrer-policy, permissions-policy. The site is exposed to XSS (no CSP), clickjacking (no X-Frame-Options / CSP frame-ancestors), MIME-sniffing (no X-Content-Type-Options), and HTTPS-stripping MITM (no HSTS). Mozilla Observatory grades sites with <4 headers as D or F.
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• 04
  WARN · ai-readiness

  Structured Data Completeness

  Only 1 schema type found (WebSite). AI search engines benefit from richer structured data to accurately cite your content. Aim for 3+ distinct types.
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• 05
  FAIL · security

  Security Headers Grade (Mozilla Observatory)

  Security grade D+ (50/100 baseline, Mozilla Observatory rubric). Top issues: Strict-Transport-Security missing (-20); X-Frame-Options + CSP frame-ancestors both missing (-20); X-Content-Type-Options: nosniff missing (-5)
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• 06
  WARN · onpage

  Meta Description

  The meta description is long (173 chars). Google + Bing truncate around 155–160 chars on desktop and ~120 chars on mobile — anything past that is invisible in classic SERPs (though ChatGPT / Claude / Perplexity may still cite the full text). Trailing text often contains the CTA, which gets cut off.
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