TLS 1.2 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
Leaf Certificate
Subject open.edu
Issuer Sectigo Public Server Authentication CA OV R36
Valid From Jun 23, 2026
Valid Until Jan 7, 2027 (144 days)
Algorithm SHA256-RSA
Subject Alternative Names
open.edudata.open.eduitunes.open.eduopen-edu-csvip.open.ac.uk
Intermediate
Subject Sectigo Public Server Authentication CA OV R36
Issuer Sectigo Public Server Authentication Root R46
Valid From Mar 22, 2021
Valid Until Mar 21, 2036 (3505 days)
Algorithm SHA384-RSA
Intermediate
Subject Sectigo Public Server Authentication Root R46
Issuer USERTrust RSA Certification Authority
Valid From Mar 22, 2021
Valid Until Jan 18, 2038 (4173 days)
Algorithm SHA384-RSA
Intermediate
Subject USERTrust RSA Certification Authority
Issuer USERTrust RSA Certification Authority
Valid From Feb 1, 2010
Valid Until Jan 18, 2038 (4173 days)
Algorithm SHA384-RSA
Findings
⚠ TLS 1.2 in use
✓ SSL certificate valid (144 days remaining)
✓ Certificate covers 4 domains (SANs)
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