~/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 58 more days.
── output ─────
- Issued to
- hey.com
- Issued by
- WE1
- Valid from
- 2026-03-21
- Valid until
- 2026-06-19 (58 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
- 45:FC:57:85:FE:CC:60:52:AF:AC:73:57:D4:74:F4:AD:FE:EC:E0:21:C3:FC:F6:1D:FE:2F:22:EE:7D:33:05:C2
- Serial
- 3C298E9A84AA05A20EB0132BADD3E5CF
subject_alt_names · 2
hey.com
*.hey.com
certificate_chain · 3 certs
[ leaf ]hey.com
58 days left
issuer: WE1
2026-03-21 → 2026-06-19
[ inter ]WE1
1035 days left
issuer: GTS Root R4
2023-12-13 → 2029-02-20
[ inter ]GTS Root R4
646 days left
issuer: GlobalSign Root CA
2023-11-15 → 2028-01-28