TLS 1.3 TLS_AES_128_GCM_SHA256
Leaf Certificate
Subject *.mainichi.jp
Issuer Cybertrust Japan SureServer CA G4
Valid From Jan 27, 2026
Valid Until Feb 26, 2027 (193 days)
Algorithm SHA256-RSA
Subject Alternative Names
*.mainichi.jpmainichi.jp
Intermediate
Subject Cybertrust Japan SureServer CA G4
Issuer
Valid From Dec 13, 2023
Valid Until May 29, 2029 (1016 days)
Algorithm SHA256-RSA
Findings
✓ TLS 1.3 supported
✓ SSL certificate valid (193 days remaining)
✓ Certificate covers 2 domains (SANs)
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