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 uc3m.com
Hostname mismatch- Issued by (CA)
- Hellenic Academic and Research Institutions CA
- Subject
- uc3m.es
- Valid from
- Nov 5, 2025
- Valid until
- Nov 5, 2026 (106 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 41097BDEC6FB8E6659C5B52FF09F6B54
- SHA-256 fingerprint
- 0A:AF:63:09:53:ED:4C:12:DF:B5:A3:00:24:4F:FB:30:5C:0E:A2:7C:33:1D:81:4A:57:87:9E:55:E6:7F:EF:84
- Chain
- GEANT TLS RSA 1 → HARICA TLS RSA Root CA 2021
Certificate Authority Authorization (CAA)
CAA restricts issuance to harica.gr; we couldn't map the serving CA (Hellenic Academic and Research Institutions CA) to one of these identifiers.