ykbook.cnDomain analysis & security report

Title

38 characters

Pass

Meta description

114 characters

Pass

H1 heading

1 found

Pass

Canonical URL

Points to itself

Pass

Indexable

No noindex found

Pass

robots.txt

Found

Pass

XML sitemap

Listed in robots.txt

Pass

Open Graph tags

No image

Warning

Structured data

3 types found: WebSite, SoftwareApplication, FAQPage

Pass

Language

lang="zh-cn"

Pass

• GPTBot · OpenAIAllowed
• ClaudeBot · AnthropicAllowed
• Google-Extended · Google AIAllowed
• PerplexityBot · PerplexityAllowed
• CCBot · Common CrawlAllowed
• Applebot-Extended · Apple AIAllowed

From robots.txt. “Partly blocked”: kept out of some pages, not the homepage. Not every crawler follows it. llms.txt is an optional guide some sites publish for AI assistants — it is not a ranking factor.

• Privacy policyPass
  /privacy.htmlExplains what data the site collects.
• Terms of servicePass
  /terms.htmlThe rules for using the site.
• Contact pagePass
  /contact.htmlA way to reach the people behind the site.
• security.txtMissing
  —Tells security researchers how to report problems.
• ads.txtNot found
  —Declares who may sell the site’s ad space. Only needed by sites that show ads.
• app-ads.txtNot found
  —The same, for the site’s mobile apps. Only needed by apps that show ads.

Running a full browser scan of the homepage… This takes about a minute.

From CubDomain's daily newly registered domains. Similar doesn't mean malicious.

No reviews yet. Used ykbook.cn? Be the first to say how it went.

Reviews are from CubDomain users and are separate from the security verdicts above.

Searching the certificate transparency logs… This can take up to a minute.

No changes seen since we started recording on 30 Oct 2026.