SSL/TLS Certificate Lookup

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

magnolia.pt

SSL/TLS Certificate

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SSL/TLS Certificate for magnolia.pt

Hostname mismatch
Issued by (CA)
Let's Encrypt
Subject
mail1.mailsystem.pt
Valid from
Jun 11, 2026
Valid until
Sep 9, 2026 (49 days remaining)
Public key
RSA 2048-bit
Serial
05B1E8A13893A739BA57E711FE30032048E3
SHA-256 fingerprint
DC:69:A6:03:0D:22:2D:E3:78:56:A1:7F:DB:EB:2D:5B:DA:34:2B:46:DA:C7:E5:98:8D:7E:B1:0F:FB:46:CF:0C
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
mail1.mailsystem.pt, mail2.mailsystem.pt

Certificate Authority Authorization (CAA)

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