~/tools / ssl-checker

SSL Checker

Check SSL certificate expiry, chain validity, TLS version and cipher. Catches expired certs, weak crypto and chain issues.

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[ OK ] Valid for 277 more days.
── output ─────
Issued to
*.peg.a2z.com
Issued by
DigiCert Global CA G2
Valid from
2026-02-02
Valid until
2027-01-23 (277 days)
TLS version
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256
Key
RSA · 2048 bit
Signature
sha256WithRSAEncryption
Forward secrecy
yes
Self-signed
no
Must-staple
no
SHA-256 fingerprint
50:F6:E4:0F:40:6A:95:83:A3:F8:2B:5B:70:36:B7:76:64:51:17:59:55:17:1D:1E:4A:44:51:7D:2F:7D:BF:79
Serial
0CFB0F6FA7D79B54964ABD9D4A1EDE61
subject_alt_names · 47
amazon.co.uk uedata.amazon.co.uk www.amazon.co.uk origin-www.amazon.co.uk *.peg.a2z.com amazon.com amzn.com uedata.amazon.com us.amazon.com www.amazon.com www.amzn.com corporate.amazon.com buybox.amazon.com iphone.amazon.com yp.amazon.com home.amazon.com origin-www.amazon.com origin2-www.amazon.com buckeye-retail-website.amazon.com huddles.amazon.com amazon.de www.amazon.de origin-www.amazon.de amazon.co.jp amazon.jp www.amazon.jp www.amazon.co.jp origin-www.amazon.co.jp *.aa.peg.a2z.com *.ab.peg.a2z.com *.ac.peg.a2z.com origin-www.amazon.com.au www.amazon.com.au *.bz.peg.a2z.com amazon.com.au origin2-www.amazon.co.jp edgeflow.aero.4d5ad1d2b-frontier.amazon.co.jp edgeflow.aero.04f01a85e-frontier.amazon.com.au edgeflow.aero.47cf2c8c9-frontier.amazon.com edgeflow.aero.abe2c2f23-frontier.amazon.de edgeflow.aero.bfbdc3ca1-frontier.amazon.co.uk edgeflow-dp.aero.4d5ad1d2b-frontier.amazon.co.jp edgeflow-dp.aero.04f01a85e-frontier.amazon.com.au edgeflow-dp.aero.47cf2c8c9-frontier.amazon.com edgeflow-dp.aero.bfbdc3ca1-frontier.amazon.co.uk edgeflow-dp.aero.abe2c2f23-frontier.amazon.de shop.business.amazon.com
certificate_chain · 3 certs
[ leaf ]*.peg.a2z.com
277 days left
issuer: DigiCert Global CA G2
2026-02-02 → 2027-01-23
[ inter ]DigiCert Global CA G2
832 days left
issuer: DigiCert Global Root G2
2013-08-01 → 2028-08-01
[ inter ]DigiCert Global Root G2
712 days left
issuer: VeriSign Class 3 Public Primary Certification Authority - G5
2018-04-03 → 2028-04-02
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