SSL/TLS Certificate Lookup

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

leeijen.nl

SSL/TLS Certificate

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SSL/TLS Certificate for leeijen.nl

Valid
Issued by (CA)
Let's Encrypt
Subject
ftp.leeijen.nl
Valid from
Jul 18, 2026
Valid until
Oct 16, 2026 (86 days remaining)
Public key
RSA 4096-bit
Serial
05DD823745B533B62AC3CFEFF283B254D138
SHA-256 fingerprint
10:B6:2D:A8:4B:69:69:56:D7:B9:58:6E:01:FE:DF:B8:AD:78:58:3E:7F:AF:E6:FF:28:21:E2:20:75:67:1F:84
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (6)
ftp.leeijen.nl, leeijen.nl, mail.leeijen.nl, pop.leeijen.nl, smtp.leeijen.nl, www.leeijen.nl

Certificate Authority Authorization (CAA)

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