~/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 39 more days.

── output ─────

Issued to: boulanger.com
Issued by: E7
Valid from: 2026-03-02
Valid until: 2026-05-31 (39 days)
TLS version: TLSv1.3
Cipher: TLS_AES_256_GCM_SHA384
Key: EC (prime256v1) · 256 bit
Signature: ecdsa-with-SHA384
Forward secrecy: yes
Self-signed: no
Must-staple: no
SHA-256 fingerprint: 29:71:20:D7:E5:9F:61:7E:AE:85:2D:1E:0B:36:99:55:A9:D4:8F:45:D9:9B:36:40:6F:0F:43:7F:DA:88:C4:27
Serial: 05747A0528568BA1019117F5B3C49006B770

subject_alt_names · 1

boulanger.com

certificate_chain · 2 certs

[ leaf ]boulanger.com

39 days left

issuer: E7

2026-03-02 → 2026-05-31

[ inter ]E7

325 days left

issuer: ISRG Root X1

2024-03-13 → 2027-03-12

// Save boulanger.com → we'll run this daily and alert on changes. /signup →