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 netxp.pl
Expired- Issued by (CA)
- Sectigo Limited
- Subject
- *.netxp.pl
- Valid from
- Oct 8, 2024
- Valid until
- Nov 7, 2025 (expired 256 days ago)
- Public key
- RSA 4096-bit
- Serial
- D1275E8FD44907B45B10E419EE1CB657
- SHA-256 fingerprint
- 3A:F2:AB:88:D1:5D:C2:99:34:4A:EC:9E:38:6C:47:12:CD:95:31:FD:10:19:57:1C:60:CF:8E:64:ED:CF:36:A2
- Chain
- —
Certificate Authority Authorization (CAA)
The serving CA (Sectigo Limited) is not among the authorities this domain's CAA records authorize (certum.pl, comodoca.com, letsencrypt.org). This can indicate a misconfiguration or an unexpected issuance.