~/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 252 more days.
── output ─────
- Issued to
- *.zoom.us
- Issued by
- DigiCert Global G2 TLS RSA SHA256 2020 CA1
- Valid from
- 2025-12-29
- Valid until
- 2026-12-29 (252 days)
- TLS version
- TLSv1.3
- Cipher
- TLS_AES_256_GCM_SHA384
- Key
- RSA · 2048 bit
- Signature
- sha256WithRSAEncryption
- Forward secrecy
- yes
- Self-signed
- no
- Must-staple
- no
- SHA-256 fingerprint
- 09:4E:8C:85:30:0C:A1:52:37:D6:7C:A5:0A:B0:44:7D:B9:AB:37:7B:B3:E5:E5:A3:18:2C:20:9E:DC:2B:0F:D1
- Serial
- 0BE17E1F6A86D60219A0310C0DDAF2CD
subject_alt_names · 2
*.zoom.us
zoom.us
certificate_chain · 3 certs
[ leaf ]*.zoom.us
252 days left
issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
2025-12-29 → 2026-12-29
[ inter ]DigiCert Global G2 TLS RSA SHA256 2020 CA1
1616 days left
issuer: DigiCert Global Root G2
2020-09-24 → 2030-09-23
[ inter ]DigiCert Global Root G2
2028 days left
issuer: DigiCert Global Root CA
2024-01-18 → 2031-11-09