~/tools / ssl-checker
SSL Checker
Check SSL certificate expiry, chain validity, TLS version and cipher. Catches expired certs, weak crypto and chain issues.
[ WARNING ]
Expires in 27 days. Schedule renewal.
── output ─────
- Issued to
- www.barclays.co.uk
- Issued by
- DigiCert EV RSA CA G2
- Valid from
- 2025-05-14
- Valid until
- 2026-05-18 (27 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
- 1B:23:D4:7A:2C:7D:1B:00:B8:B7:3A:FC:83:D6:45:E9:B7:6B:93:2D:5F:1E:82:1B:2F:AB:BD:C9:38:77:D2:3C
- Serial
- 0ADBEA6C1FE66EDF1AE9DE630472E07B
subject_alt_names · 58
www.barclays.co.uk
ask.barclays.co.uk
barclays-insurance.barclays.co.uk
barclays.co.uk
barclays.mobi
barclayspremierrewards.co.uk
bmb.barclays.mobi
branch.barclays.co.uk
cookies.uk.barclays
forms.barclays.co.uk
help.barclays.co.uk
heretohelp.barclays.co.uk
intermediaries.uk.barclays
jobs.barclays.co.uk
lct.barclays.mobi
mca.barclays.co.uk
online.personal.barclays.co.uk
pingit.me
pres.investorrelations.barclays.co.uk
wealth.barclays.com
webcasts.barclays.co.uk
www.applyloan.barclays.co.uk
www.bank.barclays.co.uk
www.barclays.mobi
www.barclaysbank.co.uk
www.barclayspremier.co.uk
www.barclayspremierrewards.co.uk
www.barclaysticketoffice.com
www.careers.barclays.co.uk
www.choose.barclays.co.uk
www.choose.barclays.com
www.forms.barclays.co.uk
www.graduates.barclays.co.uk
www.help.barclays.co.uk
www.heretohelp.barclays.co.uk
www.insurance-services.barclays.co.uk
www.insurance-services.barclays.com
www.insurance.barclays.co.uk
www.investingforincome.barclays.co.uk
www.jobs.barclays.co.uk
www.life.barclays.co.uk
www.loans.barclays.co.uk
www.mortgages.barclays.co.uk
www.online.personal.barclays.co.uk
www.openplan.barclays.co.uk
www.openplanuk.co.uk
www.personal.barclays.co.uk
www.personal.barclays.com
www.personalbanking.barclays.co.uk
www.pingit.com
www.pingit.me
www.premier.barclays.co.uk
www.protect.barclays.co.uk
www.secure.barclays.co.uk
www.students.barclays.co.uk
www.travel.barclays.co.uk
www.youth.barclays.co.uk
youniquely.barclays.co.uk
certificate_chain · 2 certs
[ leaf ]www.barclays.co.uk
27 days left
issuer: DigiCert EV RSA CA G2
2025-05-14 → 2026-05-18
[ inter ]DigiCert EV RSA CA G2
1532 days left
issuer: DigiCert Global Root G2
2020-07-02 → 2030-07-02