~/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 85 more days.

── output ─────

Issued to: *.free.fr
Issued by: RapidSSL TLS RSA CA G1
Valid from: 2025-06-18
Valid until: 2026-07-15 (85 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: 17:E9:7A:0F:31:32:62:20:AC:99:34:1A:42:25:E7:37:67:50:D2:A2:CA:96:17:EA:75:EE:F2:AC:C4:F5:23:28
Serial: 07A6989CF99042214C08DE5F57F3EC91

subject_alt_names · 2

*.free.fr free.fr

certificate_chain · 2 certs

[ leaf ]*.free.fr

85 days left

issuer: RapidSSL TLS RSA CA G1

2025-06-18 → 2026-07-15

[ inter ]RapidSSL TLS RSA CA G1

559 days left

issuer: DigiCert Global Root G2

2017-11-02 → 2027-11-02

// Save free.fr → we'll run this daily and alert on changes. /signup →