Validexpires in 62d
Certificate
Issuer (CA)Sectigo Public Server Authentication CA DV R36↗Sectigo Limited⌕ reverse certs from this CA →
Subject (CN)*.github.comwildcard
ValidityAug 10 00:00:00 2026 GMT→Nov 7 23:59:59 2026 GMT· 62 d left
ValidationDV
SerialBAFC9AAD1AE09A61F2F251876AB74581
KeyRSA · 4096-bit
SignatureSHA-256 with RSA
Fingerprint (SHA-256)1e23ac36939ae9efa41aa41c8c9190451fcff12377153851397af58f19307345
SAN domains — covered by this certificate
*.github.com↗⌕ reverse by SAN →
github.com↗⌕ reverse by SAN →
Certificate Transparency (crt.sh)
Certificate Transparency logs unavailable right now (crt.sh).
Security (TLS)
ProtocolTLSv1.3
CipherTLS_AES_128_GCM_SHA256
HTTP protocolsHTTP/1.1HTTP/2HTTP/3
HSTSenabledmax-age 31536000 · ~365d
Chain
leaf*.github.com← Sectigo Public Server Authentication CA DV R36
intermediateSectigo Public Server Authentication CA DV R36← Sectigo Public Server Authentication Root R46
intermediateSectigo Public Server Authentication Root R46← USERTrust RSA Certification Authority
rootUSERTrust RSA Certification Authority
Same certificate — neighbour domains
host: education.github.comcollected just now↻ Refresh