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 sera.de
Valid- Issued by (CA)
- DigiCert Inc
- Subject
- *.sera.de
- Valid from
- Jun 9, 2026
- Valid until
- Dec 24, 2026 (157 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0C1EF7877CA43CF90F51612F5E0B074A
- SHA-256 fingerprint
- 5C:39:35:03:1E:07:7B:CC:29:DE:65:CB:FA:46:53:ED:B2:FD:FC:ED:97:32:51:89:F8:BA:93:30:DC:99:29:90
- Chain
- RapidSSL TLS RSA CA G1 → DigiCert Global Root G2
Certificate Authority Authorization (CAA)
The serving CA (DigiCert Inc) is authorized by this domain's CAA records (digicert.com, letsencrypt.org).