SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
lumen21.com
SSL/TLS Certificate
SSL/TLS Certificate for lumen21.com
Valid- Issued by (CA)
- DigiCert Inc
- Subject
- lumen21.com
- Valid from
- Jun 13, 2026
- Valid until
- Dec 13, 2026 (145 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 0ABF7EE9815C945AEEB2535313D64536
- SHA-256 fingerprint
- 5A:55:91:29:D9:7A:D6:F0:27:FA:86:F5:35:B2:FB:D4:44:F3:12:CC:17:BF:23:8E:B9:C1:C4:DC:8D:AE:DF:D3
- Chain
- GeoTrust TLS RSA CA G1 → DigiCert Global Root G2
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 Jul 21, 2026.