~/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 165 more days.
── output ─────
Issued to
www.abnamro.nl
Issued by
Sectigo Public Server Authentication CA EV E36
Valid from
2025-10-03
Valid until
2026-10-03 (165 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
80:BD:22:42:88:2F:E9:50:89:5A:D0:57:2B:C8:0F:66:D5:52:11:4E:2D:AC:64:A6:F6:3F:76:53:F9:DC:E0:79
Serial
1083F15E3741C4450136930792F56C22
subject_alt_names · 2
www.abnamro.nl abnamro.nl
certificate_chain · 3 certs
[ leaf ]www.abnamro.nl
165 days left
issuer: Sectigo Public Server Authentication CA EV E36
2025-10-03 → 2026-10-03
[ inter ]Sectigo Public Server Authentication CA EV E36
3622 days left
issuer: Sectigo Public Server Authentication Root E46
2021-03-22 → 2036-03-21
[ inter ]Sectigo Public Server Authentication Root E46
4290 days left
issuer: USERTrust ECC Certification Authority
2021-03-22 → 2038-01-18
// Save abnamro.nl → we'll run this daily and alert on changes. /signup →