TLS 1.3 TLS_AES_128_GCM_SHA256
Leaf Certificate
Subject openssl.org
Issuer WR3
Valid From Jun 27, 2026
Valid Until Sep 25, 2026 (39 days)
Algorithm SHA256-RSA
Subject Alternative Names
openssl.orgwww.openssl.org
Intermediate
Subject WR3
Issuer GTS Root R1
Valid From Dec 13, 2023
Valid Until Feb 20, 2029 (918 days)
Algorithm SHA256-RSA
Intermediate
Subject GTS Root R1
Issuer GlobalSign Root CA
Valid From Jun 19, 2020
Valid Until Jan 28, 2028 (529 days)
Algorithm SHA256-RSA
Findings
✓ TLS 1.3 supported
✓ SSL certificate valid (39 days remaining)
✓ Certificate covers 2 domains (SANs)
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