SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

spec.capital

SSL/TLS Certificate

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SSL/TLS Certificate for spec.capital

Valid
Issued by (CA)
Let's Encrypt
Subject
spec.capital
Valid from
May 15, 2026
Valid until
Aug 13, 2026 (23 days remaining)
Public key
RSA 2048-bit
Serial
06D170F4F5831FDC8CEDFEAEC524A2AADD42
SHA-256 fingerprint
24:66:0B:A5:58:0F:1B:C8:98:A3:01:36:FE:DE:2D:85:DC:96:0F:57:C2:98:34:E3:60:E1:64:E7:07:EA:03:96
Chain
R12 → ISRG Root X1
Subject Alternative Names (2)
spec.capital, www.spec.capital

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.