SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
behra.biz
SSL/TLS Certificate
SSL/TLS Certificate for behra.biz
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- behra.biz
- Valid from
- Apr 20, 2023
- Valid until
- Jul 19, 2023 (expired 1189 days ago)
- Public key
- RSA 4096-bit
- Serial
- 04201A281219BF23AFE3B4FF23491E1BEE55
- SHA-256 fingerprint
- 53:51:60:4A:F6:19:A1:89:6E:48:4F:44:75:AC:60:44:65:57:9A:A8:87:AC:DE:09:63:BE:CD:2E:B5:9F:03:3D
- Chain
- R3 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Sep 24, 2026.
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Uptime
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DNS changes
We watch NS, MX, CAA, CNAME, TXT and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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