SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
safe-doc.com
SSL/TLS Certificate
SSL/TLS Certificate for safe-doc.com
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- safe-doc.com
- Valid from
- Apr 21, 2026
- Valid until
- Jul 20, 2026 (expired 9 days ago)
- Public key
- EC 256-bit
- Serial
- 06A70062475F4DC3EFAE313F296DCEE0EFD5
- SHA-256 fingerprint
- 4E:FE:29:33:FC:DF:59:78:99:61:3C:84:DB:08:83:87:E8:31:FE:70:98:C7:D0:79:DF:75:7D:27:8E:9D:F1:25
- Chain
- E8 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
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Uptime
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DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME 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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