DNS
SSL certificate
TLSv1.3snu.ac.kr · 147.46.10.129:443
Certificate chain, hostname and dates verified using this server’s CA store.
- Subject
- C=KR ST=Seoul L=Gwanak-gu O=SEOUL NATIONAL UNIVERSITY CN=*.snu.ac.kr
- Issuer
- C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
- Valid from
- 2026-06-15T09:46:19+00:00
- Expires
- 2026-12-31T09:46:19+00:00
- Days remaining
- 85
- Serial (hex)
- 6ACD19F073E7D7BE61922E9F
- Signature
- RSA-SHA256
- Public key
- RSA 2048
Subject alternative names (SAN)
DNS:*.snu.ac.kr, DNS:snu.ac.kr
SHA-256 fingerprint
FF:C8:56:9D:52:FE:5D:5F:80:1A:13:BD:11:2E:EF:72:F0:53:C6:14:3C:02:50:F6:92:3C:99:92:9B:99:70:51
Certificate extensions & PEM
- keyUsage
- Digital Signature, Key Encipherment
- basicConstraints
- CA:FALSE
- authorityInfoAccess
- CA Issuers - URI:http://secure.globalsign.com/cacert/gsrsaovsslca2018.crt OCSP - URI:http://ocsp.globalsign.com/gsrsaovsslca2018
- certificatePolicies
- Policy: 1.3.6.1.4.1.4146.1.20 CPS: https://www.globalsign.com/repository/ Policy: 2.23.140.1.2.2
- subjectAltName
- DNS:*.snu.ac.kr, DNS:snu.ac.kr
- extendedKeyUsage
- TLS Web Server Authentication, TLS Web Client Authentication
- authorityKeyIdentifier
- F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
- subjectKeyIdentifier
- C7:AB:9E:FB:30:D3:34:55:97:62:7C:FD:2E:0D:41:59:16:63:BA:BC
- ct_precert_scts
- Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Jun 15 09:46:23.447 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:98:EB:E9:2C:6E:6F:2C:D4:F3:84:AC: DE:95:0D:08:46:07:1D:35:B8:DB:23:FD:B2:83:40:94: 6E:93:9D:58:2D:02:20:29:E7:98:4F:B3:ED:18:60:F9: EC:CA:F9:01:C7:6A:3A:C0:E9:9B:C5:DD:97:50:E1:32: 4E:70:02:D2:BC:2B:4D Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Jun 15 09:46:23.426 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C8:ED:23:D0:3D:BF:80:3D:F9:99:17: EF:90:28:A8:B8:5A:41:FD:D2:BF:F7:0F:F9:DF:48:B3: E1:A3:1F:3F:8E:02:21:00:C2:1D:80:CE:9E:2C:97:8A: B0:61:1A:66:EB:AF:FE:F0:54:C8:B6:49:FE:94:24:CF: E7:E6:A2:1F:2F:5C:89:D4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Jun 15 09:46:23.793 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C6:17:35:BB:E9:94:A8:48:1B:4A:54: C1:59:3B:31:F4:59:54:54:B9:AB:D1:42:F8:31:EE:36: 65:60:F4:80:80:02:20:79:AD:AA:EA:B7:68:77:EB:4B: EF:CE:B0:83:E5:46:25:C2:73:70:22:98:96:A8:3A:CD: D1:DA:2C:C5:D2:3B:76
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgIMas0Z8HPn175hki6fMA0GCSqGSIb3DQEBCwUAMFAxCzAJ BgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSYwJAYDVQQDEx1H bG9iYWxTaWduIFJTQSBPViBTU0wgQ0EgMjAxODAeFw0yNjA2MTUwOTQ2MTlaFw0y NjEyMzEwOTQ2MTlaMGsxCzAJBgNVBAYTAktSMQ4wDAYDVQQIEwVTZW91bDESMBAG A1UEBxMJR3dhbmFrLWd1MSIwIAYDVQQKExlTRU9VTCBOQVRJT05BTCBVTklWRVJT SVRZMRQwEgYDVQQDDAsqLnNudS5hYy5rcjCCASIwDQYJKoZIhvcNAQEBBQADggEP ADCCAQoCggEBALymrKzo6ZqXYvVfDzKXNGnxQzPWYai6FfK2ICnpTFdPtezSvzkO pCk2GdjW5sM3Emv9T2VaWxmcyhio2tLJW83qkURzlAy0QXqhdd1KvnyVoYT/5A2+ cUjii0gW+emPrQDf8E1oTMsTQV3hxxOe+tP6ulQO6AMWrqbKQRXxkazq6kpY950+ x1SZJrAuyUWUHGsAkM0dJtN213dobvMgZOSkl2t/ISlecvIeuQUmmeghK/5/mSRe SGo2ya9QCnDheXI1gtn2knJXfPrSjuERwCF2LcRAYzS6rnAOYbp9L9iFRpkOUSzH 50amh1KOSw21bclLdbCsJKHhCFqW/1+YjA0CAwEAAaOCAxAwggMMMA4GA1UdDwEB /wQEAwIFoDAMBgNVHRMBAf8EAjAAMIGOBggrBgEFBQcBAQSBgTB/MEQGCCsGAQUF BzAChjhodHRwOi8vc2VjdXJlLmdsb2JhbHNpZ24uY29tL2NhY2VydC9nc3JzYW92 c3NsY2EyMDE4LmNydDA3BggrBgEFBQcwAYYraHR0cDovL29jc3AuZ2xvYmFsc2ln bi5jb20vZ3Nyc2FvdnNzbGNhMjAxODBWBgNVHSAETzBNMEEGCSsGAQQBoDIBFDA0 MDIGCCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWduLmNvbS9yZXBvc2l0 b3J5LzAIBgZngQwBAgIwIQYDVR0RBBowGIILKi5zbnUuYWMua3KCCXNudS5hYy5r cjAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwHwYDVR0jBBgwFoAU+O9/ 8s14Z6jeb48kjYjxhwMCs+swHQYDVR0OBBYEFMernvsw0zRVl2J8/S4NQVkWY7q8 MIIBfwYKKwYBBAHWeQIEAgSCAW8EggFrAWkAdgDLOPcViXyEoURfW8Hd+8lu8ppZ zUcKaQWFsMsUwxRY5wAAAZ7KrM9XAAAEAwBHMEUCIQCY6+ksbm8s1POErN6VDQhG Bx01uNsj/bKDQJRuk51YLQIgKeeYT7PtGGD57Mr5AcdqOsDpm8Xdl1DhMk5wAtK8 K00AdwCvZ4g7V7BO3Y+m2X72LqjrgQrHcWDwJF5V1gwv54WHOgAAAZ7KrM9CAAAE AwBIMEYCIQDI7SPQPb+APfmZF++QKKi4WkH90r/3D/nfSLPhox8/jgIhAMIdgM6e LJeKsGEaZuuv/vBUyLZJ/pQkz+fmoh8vXInUAHYAwjF+V0UZo0XufzjespBB68fC IVoiv3/Vta12mtkOUs0AAAGeyqzQsQAABAMARzBFAiEAxhc1u+mUqEgbSlTBWTsx 9FlUVLmr0UL4Me42ZWD0gIACIHmtquq3aHfrS+/OsIPlRiXCc3AimJaoOs3R2izF 0jt2MA0GCSqGSIb3DQEBCwUAA4IBAQBANS/tKjspPNnQ+7IXpSsmccNmImTMyKYL tH2GkDChlnwdcxKEEmTAQK7Es0oDIxDndiKVq9PurAhR1EeGyYRa7Kf6wQl1kl/c LIQVdS16RbbyBPAloXH2PaMn2Hc4rbbPeKVrvtvHTSN7y8xSeq6JzJS/Bu0rCkWg cVP6KTLP8+rQ34cUa2Ftf+a5b3Tv9KAPl3w/SkRUvYMPUwcq93PLpcq7lnLsrlqO 7y2av5jVw5SCpWgpNugQoOza9QyILILy4NM7K/ij9QUUjMwlcy7rqBxVNHRrwla9 WmuccsrEXlmFcAwFAoYFtexM8WwnKkNGG8wSWhIxSfv+hKCp5+0p -----END CERTIFICATE-----
Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-07T03:09:51+00:00
Server-presented chain · 2 additional certificates
Chain certificate 1
- Subject
- C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
- Issuer
- OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
- Valid from
- 2018-11-21T00:00:00+00:00
- Expires
- 2028-11-21T00:00:00+00:00
- Days remaining
- 775
- Serial (hex)
- 01EE5F221DFC623BD4333A8557
- Signature
- RSA-SHA256
- Public key
- RSA 2048
Subject alternative names (SAN)
No SAN extension was presented.
SHA-256 fingerprint
B6:76:FF:A3:17:9E:88:12:09:3A:1B:5E:AF:EE:87:6A:E7:A6:AA:F2:31:07:8D:AD:1B:FB:21:CD:28:93:76:4A
Certificate extensions & PEM
- keyUsage
- Digital Signature, Certificate Sign, CRL Sign
- basicConstraints
- CA:TRUE, pathlen:0
- subjectKeyIdentifier
- F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
- authorityKeyIdentifier
- 8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
- authorityInfoAccess
- OCSP - URI:http://ocsp2.globalsign.com/rootr3
- crlDistributionPoints
- Full Name: URI:http://crl.globalsign.com/root-r3.crl
- certificatePolicies
- Policy: X509v3 Any Policy CPS: https://www.globalsign.com/repository/
-----BEGIN CERTIFICATE----- MIIETjCCAzagAwIBAgINAe5fIh38YjvUMzqFVzANBgkqhkiG9w0BAQsFADBMMSAw HgYDVQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFs U2lnbjETMBEGA1UEAxMKR2xvYmFsU2lnbjAeFw0xODExMjEwMDAwMDBaFw0yODEx MjEwMDAwMDBaMFAxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52 LXNhMSYwJAYDVQQDEx1HbG9iYWxTaWduIFJTQSBPViBTU0wgQ0EgMjAxODCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKdaydUMGCEAI9WXD+uu3Vxoa2uP UGATeoHLl+6OimGUSyZ59gSnKvuk2la77qCk8HuKf1UfR5NhDW5xUTolJAgvjOH3 idaSz6+zpz8w7bXfIa7+9UQX/dhj2S/TgVprX9NHsKzyqzskeU8fxy7quRU6fBhM abO1IFkJXinDY+YuRluqlJBJDrnw9UqhCS98NE3QvADFBlV5Bs6i0BDxSEPouVq1 lVW9MdIbPYa+oewNEtssmSStR8JvA+Z6cLVwzM0nLKWMjsIYPJLJLnNvBhBWk0Cq o8VS++XFBdZpaFwGue5RieGKDkFNm5KQConpFmvv73W+eka440eKHRwup08CAwEA AaOCASkwggElMA4GA1UdDwEB/wQEAwIBhjASBgNVHRMBAf8ECDAGAQH/AgEAMB0G A1UdDgQWBBT473/yzXhnqN5vjySNiPGHAwKz6zAfBgNVHSMEGDAWgBSP8Et/qC5F JK5NUPpjmove4t0bvDA+BggrBgEFBQcBAQQyMDAwLgYIKwYBBQUHMAGGImh0dHA6 Ly9vY3NwMi5nbG9iYWxzaWduLmNvbS9yb290cjMwNgYDVR0fBC8wLTAroCmgJ4Yl aHR0cDovL2NybC5nbG9iYWxzaWduLmNvbS9yb290LXIzLmNybDBHBgNVHSAEQDA+ MDwGBFUdIAAwNDAyBggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5j b20vcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEBAJmQyC1fQorUC2bbmANz EdSIhlIoU4r7rd/9c446ZwTbw1MUcBQJfMPg+NccmBqixD7b6QDjynCy8SIwIVbb 0615XoFYC20UgDX1b10d65pHBf9ZjQCxQNqQmJYaumxtf4z1s4DfjGRzNpZ5eWl0 6r/4ngGPoJVpjemEuunl1Ig423g7mNA2eymw0lIYkN5SQwCuaifIFJ6GlazhgDEw fpolu4usBCOmmQDo8dIm7A9+O4orkjgTHY+GzYZSR+Y0fFukAj6KYXwidlNalFMz hriSqHKvoflShx8xpfywgVcvzfTO3PYkz6fiNJBonf6q8amaEsybwMbDqKWwIX7e SPY= -----END CERTIFICATE-----
Chain certificate 2
- Subject
- OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
- Issuer
- OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
- Valid from
- 2009-03-18T10:00:00+00:00
- Expires
- 2029-03-18T10:00:00+00:00
- Days remaining
- 893
- Serial (hex)
- 04000000000121585308A2
- Signature
- RSA-SHA256
- Public key
- RSA 2048
Subject alternative names (SAN)
No SAN extension was presented.
SHA-256 fingerprint
CB:B5:22:D7:B7:F1:27:AD:6A:01:13:86:5B:DF:1C:D4:10:2E:7D:07:59:AF:63:5A:7C:F4:72:0D:C9:63:C5:3B
Certificate extensions & PEM
- keyUsage
- Certificate Sign, CRL Sign
- basicConstraints
- CA:TRUE
- subjectKeyIdentifier
- 8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
-----BEGIN CERTIFICATE----- MIIDXzCCAkegAwIBAgILBAAAAAABIVhTCKIwDQYJKoZIhvcNAQELBQAwTDEgMB4G A1UECxMXR2xvYmFsU2lnbiBSb290IENBIC0gUjMxEzARBgNVBAoTCkdsb2JhbFNp Z24xEzARBgNVBAMTCkdsb2JhbFNpZ24wHhcNMDkwMzE4MTAwMDAwWhcNMjkwMzE4 MTAwMDAwWjBMMSAwHgYDVQQLExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEG A1UEChMKR2xvYmFsU2lnbjETMBEGA1UEAxMKR2xvYmFsU2lnbjCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAMwldpB5BngiFvXAg7aEyiie/QV2EcWtiHL8 RgJDx7KKnQRfJMsuS+FggkbhUqsMgUdwbN1k0ev1LKMPgj0MK66X17YUhhB5uzsT gHeMCOFJ0mpiLx9e+pZo34knlTifBtc+ycsmWQ1z3rDI6SYOgxXG71uL0gRgykmm KPZpO/bLyCiR5Z2KYVc3rHQU3HTgOu5yLy6c+9C7v/U9AOEGM+iCK65TpjoWc4zd QQ4gOsC0p6Hpsk+QLjJg6VfLuQSSaGjlOCZgdbKfd/+RFO+uIEn8rUAVSNECMWEZ XriX7613t2Saer9fwRPvm2L7DWzgVGkWqQPabumDk3F2xmmFghcCAwEAAaNCMEAw DgYDVR0PAQH/BAQDAgEGMA8GA1UdEwEB/wQFMAMBAf8wHQYDVR0OBBYEFI/wS3+o LkUkrk1Q+mOai97i3Ru8MA0GCSqGSIb3DQEBCwUAA4IBAQBLQNvAUKr+yAzv95ZU RUm7lgAJQayzE4aGKAczymvmdLm6AC2upArT9fHxD4q/c2dKg8dEe3jgr25sbwMp jjM5RcOO5LlXbKr8EpbsU8Yt5CRsuZRj+9xTaGdWPoO4zzUhw8lo/s7awlOqzJCK 6fBdRoyV3XpYKBovHd7NADdBj+1EbddTKJd+82cEHhXXipa0095MJ6RMG3NzdvQX mcIfeg7jLQitChws/zyrVQ4PkX4268NXSb7hLi18YIvDQVETI53O9zJrlAGomecs Mx86OyXShkDOOyyGeMlhLxS67ttVb9+E7gUJTb0o2HLO02JQZR7rkpeDMdmztcpH WD9f -----END CERTIFICATE-----
One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.