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 51.239
Hostname mismatch- Issued by (CA)
- Amazon
- Subject
- application-autoscaling.eusc-de-east-1.amazonaws.eu
- Valid from
- Dec 18, 2025
- Valid until
- Dec 9, 2026 (140 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 427BF1076B40A7098676F775E3FD86B9
- SHA-256 fingerprint
- 99:A1:2F:EF:9E:C0:34:C7:0D:C8:A9:67:05:43:5C:39:E7:25:4B:18:66:6F:3C:47:67:C3:CA:44:66:66:21:FC
- Chain
- Amazon RSA 2048 EU S00 → Amazon RSA 2048 Root EU M1 → Amazon Root CA 1 → Starfield Services Root Certificate Authority - G2
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.