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 hzservice.sk

Valid
Issued by (CA)
Google Trust Services
Subject
hzservice.sk
Valid from
Sep 25, 2026
Valid until
Dec 24, 2026 (80 days remaining)
Public key
EC 256-bit
Serial
BABB94A9E657D56E13E8F2A52068481E
SHA-256 fingerprint
87:E9:27:CB:D7:96:1E:F3:71:85:66:1F:92:34:A6:88:B9:A4:AB:6A:60:73:29:02:B1:2E:BA:F2:5B:4E:DE:47
Chain
WE1 → GTS Root R4
Subject Alternative Names (2)
*.hzservice.sk, hzservice.sk

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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