learn.columbiasouthern.edu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:0c:d4:ce:83:c3:01:41:92:27:9f:2b:b2:a1:83:55:3b:b1 was issued on by Let's Encrypt.
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- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=learn.columbiasouthern.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:0c:d4:ce:83:c3:01:41:92:27:9f:2b:b2:a1:83:55:3b:b1Serial Number (int): 265703114819036800365014144814724192484273
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 66:51:c0:18:12:e7:a0:69:75:fe:8c:02:b0:94:0b:24:31:88:f3:86
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): d6:3e:11:5e:e9:55:df:f5:1d:f2:89:35:54:21:09:02:df:50:9d:5e
Fingerprint (sha256): 16:0d:e7:20:74:89:98:c7:69:2b:47:16:83:e5:5b:f4:ae:52:ad:2d:e6:4b:c2:f2:a5:b7:d3:c3:81:81:bc:4d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate learn.columbiasouthern.edu
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for learn.columbiasouthern.edu
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
learn.columbiasouthern.edu
Other certificates including the domain name columbiasouthern.edu
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Certificate
The complete raw certificate details for learn.columbiasouthern.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGajCCBVKgAwIBAgISAwzUzoPDAUGSJ58rsqGDVTuxMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTQwNzM0MjRaFw0y MDA1MTQwNzM0MjRaMCUxIzAhBgNVBAMTGmxlYXJuLmNvbHVtYmlhc291dGhlcm4u ZWR1MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAp0NW+u8L0Lfl5a+b R3zmXq0fXbOsLipcX6cMkbl0xFnx3pYw4eokoHT+YOtZ6ocvYSPH5TiskkvmQ7XQ pnMlAyT4roGQ1WzlnBAsCUrHQyLwT1otjgTKr2DiajqloRty/JZ/CaZO3gBafaOJ VrtnKpSmuJ4JrwUB7n6MdQT78sawuQZwlt6hkAJgFNDM39bnC93I772pjP1p+kk5 8M65mvyg6qIMKOW1ULQD4IIViddRKEF1pq4YRYY0t7pf6gc72jefVtbtKNxuExIj KpQxsE5Zdbn97ftzsc/bUwMw2ENwwbzX8cmmD+JLllPfyur5aJt9KCMGugi7LLqd zfcKZYm+HjiVS8E+VfoL4G4y9mvxMQz4oU0CLzD34QW6lauj+F8iotABXhjTZc5j mU7QEtL8CK+HZ2/VhfCrW1Ey4jgWKmsiooj7T2hdGxt3TWZdFuWmvvTL/7C9PrYm bGeC+QMm1JDT5BPqi17wUJyCjfHkSLe3i2g292hAYGZiDTVwSoCxuFFOyxTiWM9i WGVo/d+qG3nFwCsnwX4WMuTfydYe6hg4nj53vbV34oWZ5mcak7O5Eols7JK6Ltru pDN/BnDPRzUkTn8UdTq1ZwOGcGtj0GLEHENtGZkkV3xrBzQ8n/0o6y/LqrI9g77N japGZB9PCsMr46sRtP1RN0Dd8e0CAwEAAaOCAm0wggJpMA4GA1UdDwEB/wQEAwIF oDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAd BgNVHQ4EFgQUZlHAGBLnoGl1/owCsJQLJDGI84YwHwYDVR0jBBgwFoAUqEpqYwR9 3brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRw Oi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRw Oi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAlBgNVHREEHjAcghpsZWFy bi5jb2x1bWJpYXNvdXRoZXJuLmVkdTBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0 Lm9yZzCCAQIGCisGAQQB1nkCBAIEgfMEgfAA7gB1ALIeBcyLos2KIE6HZvkruYol IGdr2vpw57JJUy3vi5BeAAABcELVqp0AAAQDAEYwRAIgUtNb7oQ65TnCJ3L4UQAP A8MYAfbSAFnaYbtDGoR4D5cCIDa6FdBNgJw+8Qvc9Q1K67FKkXOnQgi1bIjcPqEi utkMAHUAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFwQtWqyQAA BAMARjBEAiBvm8rlXgld39heSwoiy5ymgtiKm+GO2gvUmtsIhPwnPQIgL/JsoiyX hQzpQmq1RlGNO3UJ3JZtSsaUM/cznI1CxsUwDQYJKoZIhvcNAQELBQADggEBAFok aG99gFtJ0dwYfYx9SmfaAjrJPcrEZXQteENBq00xjlfbFmCj+GICSX1mfzZ05U9c D1lyZjS+u0c0sU+GRIA9M0ZhOJ7xdH5tD/iCaXteU/f6NiIVf2bB6A8qjoqGTUcZ 3ii8KLm9IpisXU4TOT8HYod9Q8oDcyGgrOJ5vSLQ/0nAR9REYGvVZOItuVx6zVDS QT9br0THB4jYcb3RST23hxzlcNHWN1++i4pqeYLJS4SuCG2+OTxXfAza6QBLfTi3 P5zDR+aE82hInHB+Gvuqv9PGDSCZccLKeYykY51eUarM/2L/QkMKlA6fLTsz0+Yq RKYC1bz7M6hyRgYE7Ls= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAp0NW+u8L0Lfl5a+bR3zm Xq0fXbOsLipcX6cMkbl0xFnx3pYw4eokoHT+YOtZ6ocvYSPH5TiskkvmQ7XQpnMl AyT4roGQ1WzlnBAsCUrHQyLwT1otjgTKr2DiajqloRty/JZ/CaZO3gBafaOJVrtn KpSmuJ4JrwUB7n6MdQT78sawuQZwlt6hkAJgFNDM39bnC93I772pjP1p+kk58M65 mvyg6qIMKOW1ULQD4IIViddRKEF1pq4YRYY0t7pf6gc72jefVtbtKNxuExIjKpQx sE5Zdbn97ftzsc/bUwMw2ENwwbzX8cmmD+JLllPfyur5aJt9KCMGugi7LLqdzfcK ZYm+HjiVS8E+VfoL4G4y9mvxMQz4oU0CLzD34QW6lauj+F8iotABXhjTZc5jmU7Q EtL8CK+HZ2/VhfCrW1Ey4jgWKmsiooj7T2hdGxt3TWZdFuWmvvTL/7C9PrYmbGeC +QMm1JDT5BPqi17wUJyCjfHkSLe3i2g292hAYGZiDTVwSoCxuFFOyxTiWM9iWGVo /d+qG3nFwCsnwX4WMuTfydYe6hg4nj53vbV34oWZ5mcak7O5Eols7JK6LtrupDN/ BnDPRzUkTn8UdTq1ZwOGcGtj0GLEHENtGZkkV3xrBzQ8n/0o6y/LqrI9g77NjapG ZB9PCsMr46sRtP1RN0Dd8e0CAwEAAQ== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 265703114819036800365014144814724192484273 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-14 07:34:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 07:34:24 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'learn.columbiasouthern.edu' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 682373693260616493657282319959673082677056006774456655419657887302081124908506197671511637849859647288807608489983730162797221091269647852492737530245870602869168507291736643485355669998839507676886444129131915179964683195781807541803096609347190497684177361771138983864736841281512740625892279045268518815835988435005169600073300366840043099465113457958307816703947017506178690169098116289101051745926771426059203868739564600087908833094102837550238742014812948067032240562929758679386947269202844003918713561315236749625835616905203652467738908641090946445564629168902094956131598199092418020811673560925894605699225828296087924835889359515555408522216773566311236235789746385318835424378286244400971215020964906062132879528977772494204782483140426728881267161384672625547666535368962313807443300219350561370985120916569749440449380246543207867183148515127392582546117163810745705801927238228012710968873630193295519377115738370052697683143283701298459523559254270178018916058566135513714784384207458512231368416894883552140261276313884878513857710606474526554358317550246522507277780515352687293830776975329122232121908320554592080359702884226862426788885137449373747460203533861370173776279303073271223696856366451935966507430381 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 6651c01812e7a06975fe8c02b0940b243188f386 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'learn.columbiasouthern.edu' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017042d5aa9d0000040300463044022052d35bee843ae539c22772f851000f03c31801f6d20059da61bb431a84780f97022036ba15d04d809c3ef10bdcf50d4aebb14a9173a74208b56c88dc3ea122bad90c0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017042d5aac9000004030046304402206f9bcae55e095ddfd85e4b0a22cb9ca682d88a9be18eda0bd49adb0884fc273d02202ff26ca22c97850ce9426ab546518d3b7509dc966d4ac69433f7339c8d42c6c5 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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