SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
altatec-seguridad.com
SSL/TLS Certificate
SSL/TLS Certificate for altatec-seguridad.com
Valid- Issued by (CA)
- Google Trust Services
- Subject
- altatec-seguridad.com
- Valid from
- Oct 14, 2026
- Valid until
- Jan 12, 2027 (83 days remaining)
- Public key
- EC 256-bit
- Serial
- 910343272CC6BDF30E2D74EF7900255D
- SHA-256 fingerprint
- 48:56:8C:D7:AE:55:23:93:DE:39:A7:B8:9E:79:64:14:C3:82:59:F7:F0:A9:BD:39:58:26:7C:42:DE:EC:67:C8
- Chain
- WE1 → GTS Root R4
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 18, 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, CNAME, TXT 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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