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 alec.pl
Hostname mismatch- Issued by (CA)
- cyber_Folks S.A.
- Subject
- *.plj.pl
- Valid from
- Feb 4, 2026
- Valid until
- Feb 4, 2027 (198 days remaining)
- Public key
- RSA 4096-bit
- Serial
- 7194981A001735F039380774078B9C1F
- SHA-256 fingerprint
- 3E:03:93:67:A2:07:FF:B4:35:70:5D:5D:C8:2B:6E:FB:16:08:6F:F8:F5:91:0D:4B:7F:7A:CC:FA:61:8B:A5:EC
- Chain
- cyber_Folks → Certum Global Services CA SHA2 → Certum Trusted Network CA
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.