~/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 149 more days.
── output ─────
- Issued to
- www.schwab.com
- Issued by
- DigiCert Global G2 TLS RSA SHA256 2020 CA1
- Valid from
- 2025-09-02
- Valid until
- 2026-09-17 (149 days)
- TLS version
- TLSv1.2
- Cipher
- AES256-SHA256
- Key
- RSA · 2048 bit
- Signature
- sha256WithRSAEncryption
- Forward secrecy
- no
- Self-signed
- no
- Must-staple
- no
- SHA-256 fingerprint
- 17:53:91:06:9E:59:D9:99:13:1F:51:98:32:19:3C:0D:F4:38:6D:A0:26:82:7A:6C:B0:7E:3B:88:F4:3C:38:E3
- Serial
- 0D808CAFF2B540FBCF9F45190B5B692A
subject_alt_names · 2
www.schwab.com
schwab.com
certificate_chain · 3 certs
[ leaf ]www.schwab.com
149 days left
issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
2025-09-02 → 2026-09-17
[ inter ]DigiCert Global G2 TLS RSA SHA256 2020 CA1
1803 days left
issuer: DigiCert Global Root G2
2021-03-30 → 2031-03-29
[ root ]DigiCert Global Root G2
4286 days left
issuer: DigiCert Global Root G2
2013-08-01 → 2038-01-15