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 durango.travel

Valid
Issued by (CA)
Sectigo Limited
Subject
durango.travel
Valid from
Oct 8, 2025
Valid until
Nov 8, 2026 (84 days remaining)
Public key
RSA 2048-bit
Serial
26BB73909CEDCD45A0AD6C8BB797D30D
SHA-256 fingerprint
D4:74:DC:77:15:63:FB:37:8E:1E:34:6C:45:02:99:79:9D:41:F7:B5:2B:BB:CD:35:A8:11:14:B2:B7:62:19:26
Chain
Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Subject Alternative Names (2)
durango.travel, www.durango.travel

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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