digitaltutorials.jrn.columbia.edu
Issued by R3
About this certificate
This digital certificate with serial number 04:71:7e:3f:b4:43:06:47:f3:53:df:c2:67:69:43:74:6c:e0 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=digitaltutorials.jrn.columbia.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:71:7e:3f:b4:43:06:47:f3:53:df:c2:67:69:43:74:6c:e0Serial Number (int): 387068864687421979490614172057900370128096
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: a2:aa:5b:65:2f:5b:81:c5:0b:a3:9a:71:a3:79:1c:20:78:76:51:9d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 34:ce:61:7a:ec:6e:5b:47:64:09:10:e0:2f:19:3e:db:38:6c:f1:84
Fingerprint (sha256): 00:f1:fe:2d:6b:65:26:bb:dc:1d:6b:19:c1:11:c7:67:9c:38:40:0f:60:38:3e:c5:df:ed:f5:47:89:6d:20:33
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate digitaltutorials.jrn.columbia.edu
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for digitaltutorials.jrn.columbia.edu
Public Key Algorithm
RSA
Key Size
2048
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
digitaltutorials.jrn.columbia.edu
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Certificate
The complete raw certificate details for digitaltutorials.jrn.columbia.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFRzCCBC+gAwIBAgISBHF+P7RDBkfzU9/CZ2lDdGzgMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA0MjMwNDE5MDNaFw0yMzA3MjIwNDE5MDJaMCwxKjAoBgNVBAMT IWRpZ2l0YWx0dXRvcmlhbHMuanJuLmNvbHVtYmlhLmVkdTCCASIwDQYJKoZIhvcN AQEBBQADggEPADCCAQoCggEBAKKaVL1pQK6F8PM4QW8vD+oSw2u+ne/cSmaw7G7K 56YYfZY7R9fM+UkJzgSkJqX2uQGjC9DxsGaJqV3ersPRwiq7jPPA7oZO2CVTtwzy moOwOz2dct5iC79TnF6yhwA5TFtc1LDWSL1b6FNTKf3IOezth0fw4qF2fInVR82j mdd01kj6EulFEP8s6M3GwAcT6adQmdW/CmAa/DA+fzthGyJxqa7dZ2oXPxi/GQdb bD9ChmYA9uWJmRNc9dNhrE78sZNd2hanfwyOWdBl+5q1MnW+pdSORVeT8NbjhqdS FHJdJXj0K5Qq7g4UzdlySiLpbJgv6lp/8Q9VNHC1G5g8aUMCAwEAAaOCAlswggJX MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw DAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUoqpbZS9bgcULo5pxo3kcIHh2UZ0wHwYD VR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEG CCsGAQUFBzABhhVodHRwOi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0 dHA6Ly9yMy5pLmxlbmNyLm9yZy8wLAYDVR0RBCUwI4IhZGlnaXRhbHR1dG9yaWFs cy5qcm4uY29sdW1iaWEuZWR1MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQB gt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn MIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUAejKMVNi3LbYg6jjgUh7phBZwMhOF TTvSK8E6V6NS61IAAAGHrI0mYQAABAMARjBEAiBohqoBvxTPv/mSX8rAfKM6BUK+ EQq+a8kWYRJREtsUYwIgIaHumAbHL/Owoh99SpSqUf4AfG3TPRsjjFgsBq5/00UA dgDoPtDaPvUGNTLnVyi8iWvJA9PL0RFr7Otp4Xd9bQa9bgAAAYesjSZcAAAEAwBH MEUCIQCgeFHLZRKpGj6b61F6wlrNdYmWMPHJo1sRXZCj0kXrNQIgE24Y1rgDcCWt /c/4jNSJWu3sSrOOCrm1659Ie8UmsJcwDQYJKoZIhvcNAQELBQADggEBAAH9t2Je FvGPgrxlIWcWytU7aKnGqx3KWPgVRVYyAGRJR9bKG+npzdS6hgq54lf2b2XmxjgF P7LfYFD/xetzsglxOT9UuHJdUxdK15u6DUrW/6xHq2XSwJdVbM9TxuHYVJzmwpuj RfVzuYcwyfpVnCWcV3Mey2nW1Muz9+/mBiu83wGvlGXQjbSzZCSOSz8a7z/BMb6t w1hcNm7QAdueIeVhU6dYilKbg2QwcwL1kL893E74NwBWou2NAjrG+RM594p4RYri 1J6ecQl/aixXLIVNGCPM4NCYeQ70nOItXEPC8x/4v96jNvSKknkjuKBbv8fWBE5l 4CbJNjEAhOC8dgY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoppUvWlAroXw8zhBby8P 6hLDa76d79xKZrDsbsrnphh9ljtH18z5SQnOBKQmpfa5AaML0PGwZompXd6uw9HC KruM88Duhk7YJVO3DPKag7A7PZ1y3mILv1OcXrKHADlMW1zUsNZIvVvoU1Mp/cg5 7O2HR/DioXZ8idVHzaOZ13TWSPoS6UUQ/yzozcbABxPpp1CZ1b8KYBr8MD5/O2Eb InGprt1nahc/GL8ZB1tsP0KGZgD25YmZE1z102GsTvyxk13aFqd/DI5Z0GX7mrUy db6l1I5FV5Pw1uOGp1IUcl0lePQrlCruDhTN2XJKIulsmC/qWn/xD1U0cLUbmDxp QwIDAQAB -----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 387068864687421979490614172057900370128096 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-23 04:19:03 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-22 04:19:02 +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 'digitaltutorials.jrn.columbia.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20526708864503860513595942080830223463520999921939361892637796079382073258571413004966568989535398181651399385864596223293841899597934684146527031787805832323326710136036310780927970166666077171067041249620583108449183126353846867632303903944419654787528258430262332903558809065449224010427071301808235434641179895558308504184387232099159756804358906893260451478312613819717901382617791729317235915432647272262161939914061289329954858668074591615313156111798901839127716303797467942097550866731479545543158812349437750638481246633914092984375991419813498330764982291183920475120430648205730495904524568142644908943683 . . . . . . . . . . . . . . . . . . . . [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) a2aa5b652f5b81c50ba39a71a3791c207876519d . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (37 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'digitaltutorials.jrn.columbia.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000187ac8d2661000004030046304402206886aa01bf14cfbff9925fcac07ca33a0542be110abe6bc91661125112db1463022021a1ee9806c72ff3b0a21f7d4a94aa51fe007c6dd33d1b238c582c06ae7fd345007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000187ac8d265c0000040300473045022100a07851cb6512a91a3e9beb517ac25acd75899630f1c9a35b115d90a3d245eb350220136e18d6b8037025adfdcff88cd4895aedec4ab38e0ab9b5eb9f487bc526b097 . . . . [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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