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 fire-it.co.za

Valid
Issued by (CA)
Let's Encrypt
Subject
*.fire-it.co.za
Valid from
Jun 10, 2026
Valid until
Sep 8, 2026 (40 days remaining)
Public key
RSA 2048-bit
Serial
061273F16282CFC18B4733E6CDB8F035C62B
SHA-256 fingerprint
AF:9E:4E:85:1C:53:46:52:D8:03:3E:25:9C:B7:EF:FC:C4:C8:44:95:EC:D2:27:E2:D4:1F:A2:22:C7:BE:AE:DC
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (2)
*.fire-it.co.za, fire-it.co.za

Certificate Authority Authorization (CAA)

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

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Uptime

We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.

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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