SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
saumon-christian.com
SSL/TLS Certificate
SSL/TLS Certificate for saumon-christian.com
Self-signed- Issued by (CA)
- Acme Co
- Subject
- Kubernetes Ingress Controller Fake Certificate
- Valid from
- Sep 24, 2026
- Valid until
- Sep 24, 2027 (363 days remaining)
- Public key
- RSA 2048-bit
- Serial
- B0B907FD933D9EE4514204611D75B6B0
- SHA-256 fingerprint
- 9A:2B:72:4B:9F:8D:5A:68:A2:57:43:E6:BB:61:73:2C:03:8C:BD:16:1C:77:9D:DA:2D:17:63:D4:C9:CF:E9:8A
- Chain
- —
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 Jul 26, 2026.
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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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