Needs work

https://anthropic.com

58 / 100

Audited 27 Apr 2026 23:13 UTC · 3489 ms · request id 15

HTTPS is working
Issued by C = US, O = Let's Encrypt, CN = E7 · valid until 10 Jun 2026 · 43 days remaining
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Score breakdown

10 categories, 100 points

Crawler access

15 / 15
  • Robots txt yes
  • Allowed GPTBot, OAI-SearchBot, ChatGPT-User, ClaudeBot, Claude-User, Claude-SearchBot, PerplexityBot, Perplexity-User (+2 more)
  • Blocked -

Schema (JSON-LD)

0 / 15
  • Blocks found 0
  • Types -
  • Has graph no
  • Has org or site no
  • Has article or faq no
Generate JSON-LD →

Semantic HTML

6 / 10
  • H1 count 1
  • Hierarchy ok no
  • Semantic tags present header, main, nav, section, footer

Meta tags

7 / 10
  • Title length 16
  • Description length 121
  • Og complete yes

Content depth

10 / 15
  • Word count 6037
  • H2 h3 count 22
  • List count 32
  • Faq detected no

Sitemap

5 / 5
  • Sitemap present yes
  • Listed in robots yes

HTTPS

5 / 5
  • Https yes
  • Final url https://www.anthropic.com/
  • Redirected yes
  • Ssl verified yes
  • Ssl hostname ok yes
  • Ssl issuer C = US, O = Let's Encrypt, CN = E7
  • Ssl not after 2026-06-10T15:32:26+00:00
  • Ssl days left 43
  • Ssl error -

Mobile viewport

5 / 5
  • Viewport present yes
  • Viewport content width=device-width, initial-scale=1

Performance

5 / 5
  • Page bytes 253163
  • Alt text coverage 1
Methodology

Open. Auditable. No black box.

Every check above is documented. See the full rubric.