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 macof.pt
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- macof.pt
- Valid from
- Jul 21, 2026
- Valid until
- Oct 19, 2026 (89 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 05EB5EA4F6E73FB7E15A3EA164C28043CBC7
- SHA-256 fingerprint
- 74:9F:99:40:C9:8D:D3:B7:AA:72:DF:CE:D7:7C:67:60:F8:4F:33:B2:BC:66:18:8B:A5:81:0B:ED:39:57:6B:AF
- Chain
- YR2 → Root YR → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.