link4.cnDomain analysis & security report

• SPFMissing

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

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• DKIMNot found

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

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• DMARCMissing

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

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• MTA-STSMissing

  Forces encrypted delivery between mail servers.

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• BIMINot found

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

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Read from the domain's public DNS records.

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.

• 220i5a.cnReport → for 20i5a.cn
• Jjjinfo.cnReport → for jjinfo.cn
• Ssycdq.comReport → for sycdq.com
• 3334600.cnReport → for 334600.cn
• Wwjzpl.cnReport → for wjzpl.cn
• 2211244.cnReport → for 211244.cn
• Xxbwpd.cnReport → for xbwpd.cn
• 0099m.cnReport → for 099m.cn
• Zzygjy.cnReport → for zygjy.cn
• 0061023.cnReport → for 061023.cn

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No changes seen since we started recording on 1 Nov 2026.

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