SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
lagunatechcollege.com
SSL/TLS Certificate
SSL/TLS Certificate for lagunatechcollege.com
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- lagunatechcollege.com
- Valid from
- Jul 29, 2026
- Valid until
- Oct 27, 2026 (54 days remaining)
- Public key
- EC 256-bit
- Serial
- 051BDA7929EC3FE6FBF78C82AE8A2592E37E
- SHA-256 fingerprint
- 3B:AA:17:54:17:8F:42:54:12:D3:AC:31:1A:6E:36:78:4A:0D:DF:56:C7:A4:83:FD:C1:3D:12:A4:5B:3F:45:F8
- Chain
- YE1 → Root YE → ISRG Root X2 → ISRG Root X1
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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