~/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 290 more days.
── output ─────
Issued to
netlify.com
Issued by
DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-02-06
Valid until
2027-02-05 (290 days)
TLS version
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256
Key
EC (prime256v1) · 256 bit
Signature
sha256WithRSAEncryption
Forward secrecy
yes
Self-signed
no
Must-staple
no
SHA-256 fingerprint
B5:FC:F7:9E:5B:B2:68:8F:C6:F5:8C:A2:43:AC:FF:85:53:8A:77:98:B8:77:E0:E1:79:B7:01:56:A8:C5:E9:CF
Serial
02760EF690F314A3E0F6950803A1D71D
subject_alt_names · 6
netlify.com bitballoon.com netlifyglobalcdn.com *.netlify.com *.bitballoon.com *.netlifyglobalcdn.com
certificate_chain · 2 certs
[ leaf ]netlify.com
290 days left
issuer: DigiCert Global G2 TLS RSA SHA256 2020 CA1
2026-02-06 → 2027-02-05
[ inter ]DigiCert Global G2 TLS RSA SHA256 2020 CA1
1803 days left
issuer: DigiCert Global Root G2
2021-03-30 → 2031-03-29
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