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 ds22.net
Self-signed- Issued by (CA)
- RB Media Group GmbH
- Subject
- default ssl certificate
- Valid from
- Aug 21, 2019
- Valid until
- Aug 20, 2020 (expired 2161 days ago)
- Public key
- RSA 2048-bit
- Serial
- 5D5D04DC0005353B
- SHA-256 fingerprint
- 71:55:48:0D:60:CE:18:21:4C:39:81:FD:60:8E:6C:7F:06:B4:B4:14:2F:77:17:37:4E:11:60:37:76:A7:95:47
- Chain
- default ssl certificate
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 20, 2026.