4nin.cnDomain analysis & security report

• SPFMissing

  No SPF record: any server can send mail that claims to come from this domain.

  —
• DKIMNot found

  No key at the 12 common selectors we checked. A custom selector can’t be found from DNS alone.

  —
• DMARCMissing

  No DMARC policy: receivers aren’t told what to do with mail that fails SPF and DKIM.

  —
• MTA-STSMissing

  Forces encrypted delivery between mail servers.

  —
• BIMINot found

  Shows the brand logo in supporting inboxes. Optional; needs DMARC enforcement.

  —

Read from the domain's public DNS records.

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

• IPv6No IPv6 address
  No
• DNSSECDNS answers aren’t signed
  No
• CAA recordAny CA may issue certificates
  No
• HSTS preloadNot on the browsers’ preload list
  No

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

• Ppoponuss.comReport → for poponuss.com
• 0027snbbs.comReport → for 027snbbs.com
• Yyuxiangzhuang.comReport → for yuxiangzhuang.com
• Aamazeprotech.comReport → for amazeprotech.com
• 5517traveling.comReport → for 517traveling.com
• Mmid-atlanticdata.comReport → for mid-atlanticdata.com
• 00000s.netReport → for 0000s.net
• Ssakaryafatihdamper.comReport → for sakaryafatihdamper.com
• 4420y.cnReport → for 420y.cn
• 4481i.cnReport → for 481i.cn

No reviews yet. Used 4nin.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.