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 gauldal-sk.com

Untrusted chain
Issued by (CA)
ca
Subject
apiserver
Valid from
Mar 31, 2026
Valid until
Mar 31, 2028 (543 days remaining)
Public key
RSA 4096-bit
Serial
0770F63D398BA1493846CA9B80FFB29C
SHA-256 fingerprint
BD:D5:CC:F6:36:58:BA:83:16:61:FE:69:F0:02:8D:72:9E:83:7D:D7:51:12:E2:79:DA:89:D1:32:2D:2B:77:C4
Chain
—
Subject Alternative Names (8)
hcp-kubernetes, hcp-kubernetes.67d466a1cae3950001aaac80.svc.cluster.local, kubernetes, kubernetes.default, kubernetes.default.svc, kubernetes.default.svc.cluster.local, localhost, n5xelkprd-ml573n39.hcp.brazilsouth.azmk8s.io

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 Sep 29, 2026.

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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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