~/tools / ssl-checker
SSL Checker
Check SSL certificate expiry, chain validity, TLS version and cipher. Catches expired certs, weak crypto and chain issues.
[ OK ]
Valid for 57 more days.
── output ─────
- Issued to
- icloud.com
- Issued by
- Apple Public Server ECC CA 1 - G1
- Valid from
- 2026-03-24
- Valid until
- 2026-06-17 (57 days)
- TLS version
- TLSv1.3
- Cipher
- TLS_AES_256_GCM_SHA384
- Key
- EC (prime256v1) · 256 bit
- Signature
- ecdsa-with-SHA256
- Forward secrecy
- yes
- Self-signed
- no
- Must-staple
- no
- SHA-256 fingerprint
- FE:94:9F:2D:84:29:55:CC:50:04:34:E0:3B:84:4E:7C:87:2C:5C:C2:47:D2:C7:38:F9:59:FF:A1:01:21:CE:49
- Serial
- 0159C9042DFECFA102AA9085E9AFAF9C
subject_alt_names · 1
icloud.com
certificate_chain · 3 certs
[ leaf ]icloud.com
57 days left
issuer: Apple Public Server ECC CA 1 - G1
2026-03-24 → 2026-06-17
[ inter ]Apple Public Server ECC CA 1 - G1
1694 days left
issuer: DigiCert Global Root G3
2018-12-12 → 2030-12-11
[ root ]DigiCert Global Root G3
4286 days left
issuer: DigiCert Global Root G3
2013-08-01 → 2038-01-15