~/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 73 more days.
── output ─────
Issued to
laredoute.fr
Issued by
WE1
Valid from
2026-04-05
Valid until
2026-07-04 (73 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
FB:DB:A7:0D:44:E3:6C:0A:FB:78:59:A6:DB:1F:5D:D6:02:87:FD:1D:D9:6B:71:FD:97:B4:F4:09:32:CD:3B:E5
Serial
9284CAE0481692FE0ED66FF640ABE5F8
subject_alt_names · 7
laredoute.fr www.dell.laredoute.fr *.laredoute.fr www.presse.laredoute.fr www.couleurs.laredoute.fr www.adidas.laredoute.fr www.couleur.laredoute.fr
certificate_chain · 3 certs
[ leaf ]laredoute.fr
73 days left
issuer: WE1
2026-04-05 → 2026-07-04
[ 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
// Save laredoute.fr → we'll run this daily and alert on changes. /signup →