SSL/TLS Certificate Lookup

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

SSL/TLS Certificate for rabab.si

Valid
Issued by (CA)
Let's Encrypt
Subject
rabab.si
Valid from
Oct 11, 2026
Valid until
Jan 9, 2027 (85 days remaining)
Public key
EC 256-bit
Serial
05E59A403C6BB7A51F3C0E6E319C7DB0E2CC
SHA-256 fingerprint
18:34:A7:53:39:9B:DE:A5:02:90:0D:2D:DC:DB:BC:95:F1:35:EE:88:8D:68:87:0D:4B:B8:A1:1B:69:9E:EE:5A
Chain
YE1 → Root YE → ISRG Root X2 → ISRG Root X1
Subject Alternative Names (1)
rabab.si

Certificate Authority Authorization (CAA)

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

This certificate has been served since Oct 15, 2026.

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This is today's certificate. Turn on monitoring and we'll watch rabab.si continuously, notifying you the moment anything moves across all three signals:

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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