SSL/TLS Certificate Lookup

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

somunic.com

SSL/TLS Certificate

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SSL/TLS Certificate for somunic.com

Valid
Issued by (CA)
Let's Encrypt
Subject
mail.somunic.com
Valid from
Jun 10, 2026
Valid until
Sep 8, 2026 (48 days remaining)
Public key
RSA 2048-bit
Serial
05430E3E6984CDE7787E605C238106689FF2
SHA-256 fingerprint
CD:B0:57:AD:DD:D7:6A:1B:F7:58:90:42:72:35:93:D6:22:36:38:6A:56:36:36:D8:99:70:EC:3D:51:4E:C5:57
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (3)
mail.somunic.com, somunic.com, www.somunic.com

Certificate Authority Authorization (CAA)

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