unsupervised.cs.princeton.edu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:16:da:6a:c9:84:e1:09:5d:88:cd:d0:57:2e:98:43:62:a1 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=unsupervised.cs.princeton.edu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:16:da:6a:c9:84:e1:09:5d:88:cd:d0:57:2e:98:43:62:a1Serial Number (int): 269113396041381595723202091541051927126689
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 39:16:30:dd:ac:bc:1e:74:8f:ef:df:62:69:21:d2:fc:3d:23:40:51
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2c:a7:03:9e:1b:8e:df:d4:b0:cd:44:f6:3b:dc:a2:5a:be:fe:b2:32
Fingerprint (sha256): 00:27:a2:35:b2:3c:bc:b4:b2:64:f1:f8:15:a9:be:44:be:ff:4c:b4:a7:e2:6a:21:f8:26:7c:53:7c:1f:1d:5d
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate unsupervised.cs.princeton.edu
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for unsupervised.cs.princeton.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
unsupervised.cs.princeton.edu
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Certificate
The complete raw certificate details for unsupervised.cs.princeton.edu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcjCCBFqgAwIBAgISAxbaasmE4QldiM3QVy6YQ2KhMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTAyMTQxNzQ4MzRaFw0x OTA1MTUxNzQ4MzRaMCgxJjAkBgNVBAMTHXVuc3VwZXJ2aXNlZC5jcy5wcmluY2V0 b24uZWR1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwCORqlI8mSN3 yT61HI2J/486tQHimAubitzTRUdP0iETOuYu4i8NSYMXe+XT50PG7EJno6mOUWkB 51gd62Kn+1KCR4mCY+hT4fhJnQe5/xqkP3WZEFrJgE4Pb32+Nlk25XxbibvSp+BV Gd+uwQjFGH3UGg3DmyRiIrEhTmLc6HmawLLvm6QeM+akA5vjeFbtJ01rHP4Gn7qY Cg1bsv5yLn6BWvQGBgEpFb4wDHWPl1AaUsGVTWlQswWmQ4vGM8F9z8PlEbh8TAxY r3RZeJjKtEvM8u1fYRgjVaq4QU8pA9UhNRq/cw6RBbXFt32NsjTzRyYOGaBzP1mO Musf4gxHVQIDAQABo4ICcjCCAm4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ5FjDd rLwedI/v32JpIdL8PSNAUTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMCgGA1UdEQQhMB+CHXVuc3VwZXJ2aXNlZC5jcy5w cmluY2V0b24uZWR1MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEB MCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYK KwYBBAHWeQIEAgSB9QSB8gDwAHYA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMB nd3x2/4AAAFo7VbLCgAABAMARzBFAiEA6xPYd0H3O4EyY3xMftu30gSXu5rx948b lXsKviXhQ60CIAViTn1ESGcdnkq20Fgbe7bB/LskSGGcOqh81yp2L/a+AHYAY/Lb zeg7zCzPC3KEJ1drM6SNYXePvXWmOLHHaFRL2I0AAAFo7VbM/gAABAMARzBFAiBp aqa8U8MFMeEtO2pyV52pXcG6aasgfZkokXm7oC0CbwIhAKvRCIBFU+NHxypBX70b bh/L8Lz3nZppDdr2Kxbn3cNbMA0GCSqGSIb3DQEBCwUAA4IBAQAF6gnnVWb+kIOy qcL5OPCkBxd3xjtW4JolWTU8PflPLsOd3r7VdcyCwpjxKGuPpt4sPxT2OjNcb33f uEVot1a3crV+ztR1k+WRW8/NvM4gJ3iqCzU6oK6f8Qzuab0mmHeWHBJ5Orrtl3fr SnJ/H5ri0E3NtqbTLdp6o+CZPUpKMYI1aheSU5ODUYby5zC/R/ogFt/hg2v5disB cpDTK5yPM9KPXsAX/cJEP5v2+Fjaflvzsg2w8H8K3dkppKC/tx/Cdu36I8DpPWe2 xU/BMKcQrSRlU5+xUbpoJqu8Gvmudtm627KnXsqR6cYc4BalA1ahUoPQh79KDuSb jcZWUGfe -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwCORqlI8mSN3yT61HI2J /486tQHimAubitzTRUdP0iETOuYu4i8NSYMXe+XT50PG7EJno6mOUWkB51gd62Kn +1KCR4mCY+hT4fhJnQe5/xqkP3WZEFrJgE4Pb32+Nlk25XxbibvSp+BVGd+uwQjF GH3UGg3DmyRiIrEhTmLc6HmawLLvm6QeM+akA5vjeFbtJ01rHP4Gn7qYCg1bsv5y Ln6BWvQGBgEpFb4wDHWPl1AaUsGVTWlQswWmQ4vGM8F9z8PlEbh8TAxYr3RZeJjK tEvM8u1fYRgjVaq4QU8pA9UhNRq/cw6RBbXFt32NsjTzRyYOGaBzP1mOMusf4gxH VQIDAQAB -----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 269113396041381595723202091541051927126689 . . . . . . . . [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 2019-02-14 17:48:34 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-15 17:48:34 +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 'unsupervised.cs.princeton.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 24255294283635359668803341741853925322648789953051020001025815229513214597364785356513148580589941053630133442167723408582753911618111882893022256589332136556261819060870104541059775040034326504922770477949726598050507348130347377223972065499639114351308633617095370469911798910442578509061042143906206891389565285451829121899428146033507169875794705909288823589740019962077706426611062298693523983132982256058319329787229403814820306638573633372217924943017530159012863429151694629422786329310099855498631567496109959842594791233075368471175450913260599616556859633859730561706948949141744927423439964820652298094421 . . . . . . . . . . . . . . . . . . . . [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) 391630ddacbc1e748fefdf626921d2fc3d234051 . . . . . . . . . . . . . . . . [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 (33 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'unsupervised.cs.princeton.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000168ed56cb0a0000040300473045022100eb13d87741f73b8132637c4c7edbb7d20497bb9af1f78f1b957b0abe25e143ad022005624e7d4448671d9e4ab6d0581b7bb6c1fcbb2448619c3aa87cd72a762ff6be00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168ed56ccfe00000403004730450220696aa6bc53c30531e12d3b6a72579da95dc1ba69ab207d99289179bba02d026f022100abd108804553e347c72a415fbd1b6e1fcbf0bcf79d9a690ddaf62b16e7ddc35b . . . . [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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