weasel.cs.columbia.edu

Issued by InCommon Server CA

About this certificate


This digital certificate with serial number a6:72:be:a9:b1:82:f0:6b:5a:b2:df:07:b2:b9:2b:9a was issued on by Internet2 .

While the certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates.

Columbia University

Organization: Columbia University
Organization unit: Information Technology
State / Province: NY
Locality: New York
Country: US

Internet2

Organization: Internet2
Organization unit: InCommon
State / Province: NY
Locality: New York
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): a6:72:be:a9:b1:82:f0:6b:5a:b2:df:07:b2:b9:2b:9a
Serial Number (int): 221247636244490306422959066666935856026
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 9e:ef:32:16:85:33:0b:e1:db:b3:a7:f6:a7:2e:5a:07:39:4f:c6:95
AuthorityKeyId: 48:4f:5a:fa:2f:4a:9a:5e:e0:50:f3:6b:7b:55:a5:de:f5:be:34:5d

Fingerprint (sha1): 74:55:30:cd:5a:64:72:85:19:8f:d9:91:be:a8:93:c2:b4:d9:c9:1d
Fingerprint (sha256): 2f:1f:f4:72:7f:cb:1d:ce:c9:db:77:f5:99:4f:1d:ac:82:ca:9d:43:38:aa:93:fe:da:43:9c:d6:f0:90:48:4b

Issuing Certificate URL: http://cert.incommon.org/InCommonServerCA.crt

Revocation information

OCSP Server: http://ocsp.incommon.org
CRL Distribution Point: http://crl.incommon.org/InCommonServerCA.crl

Check the revocation status for the current certificate on weasel.cs.columbia.edu
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: weasel.cs.columbia.edu

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFHzCCBAegAwIBAgIRAKZyvqmxgvBrWrLfB7K5K5owDQYJKoZIhvcNAQEFBQAw UTELMAkGA1UEBhMCVVMxEjAQBgNVBAoTCUludGVybmV0MjERMA8GA1UECxMISW5D b21tb24xGzAZBgNVBAMTEkluQ29tbW9uIFNlcnZlciBDQTAeFw0xMjEwMjIwMDAw MDBaFw0xMzEwMjIyMzU5NTlaMIGNMQswCQYDVQQGEwJVUzELMAkGA1UECBMCTlkx ETAPBgNVBAcTCE5ldyBZb3JrMRwwGgYDVQQKExNDb2x1bWJpYSBVbml2ZXJzaXR5 MR8wHQYDVQQLExZJbmZvcm1hdGlvbiBUZWNobm9sb2d5MR8wHQYDVQQDExZ3ZWFz ZWwuY3MuY29sdW1iaWEuZWR1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEAz9JatcF4IqeZWC5VIHowX5tXT/Cy9oEkhfc+DyT0BUxYxQY7GuvSDL3VF3Rf p4ccMGCyOn/Qjfx8JD0gHJlmjFpwmhHU7rapya0w2gssU2atJO7ZM8K+7FCneM+e 64YXdNquFwPiNK73V8H8GSov/rZtwPr5EZ7r8DyHhQrECSA8ETz/W+D9afzoUEhC zoArnwWBIkV3Atx1ysOeExk0feaRMbc/+ioBaFBZWUvTXuZ3Ks+vp18zkSFaCvxU W1tZDXYr4UDRrF9/BEHLpa2gXnOGXzT/p8rAe/0/S8XTd5Rnz2UPypVCVorV3uo7 nZrVx7dr2XZTrhHdWTKFi8t8TQIDAQABo4IBszCCAa8wHwYDVR0jBBgwFoAUSE9a +i9Kml7gUPNre1Wl3vW+NF0wHQYDVR0OBBYEFJ7vMhaFMwvh27On9qcuWgc5T8aV MA4GA1UdDwEB/wQEAwIFoDAMBgNVHRMBAf8EAjAAMB0GA1UdJQQWMBQGCCsGAQUF BwMBBggrBgEFBQcDAjBdBgNVHSAEVjBUMFIGDCsGAQQBriMBBAMBATBCMEAGCCsG AQUFBwIBFjRodHRwczovL3d3dy5pbmNvbW1vbi5vcmcvY2VydC9yZXBvc2l0b3J5 L2Nwc19zc2wucGRmMD0GA1UdHwQ2MDQwMqAwoC6GLGh0dHA6Ly9jcmwuaW5jb21t b24ub3JnL0luQ29tbW9uU2VydmVyQ0EuY3JsMG8GCCsGAQUFBwEBBGMwYTA5Bggr BgEFBQcwAoYtaHR0cDovL2NlcnQuaW5jb21tb24ub3JnL0luQ29tbW9uU2VydmVy Q0EuY3J0MCQGCCsGAQUFBzABhhhodHRwOi8vb2NzcC5pbmNvbW1vbi5vcmcwIQYD VR0RBBowGIIWd2Vhc2VsLmNzLmNvbHVtYmlhLmVkdTANBgkqhkiG9w0BAQUFAAOC AQEAaTwdZcGqjqXgoxgcpqvRyNyLIfZygwK6dZXvklo9kwCsPqq/4izPGSA34WPz h1Z5Z3y3xgupH11CsbjWPqR2mvOs92kExguF60/4SimkzzMRU724771bKbnhsex9 yltEXIUwRv+oxRo8NH3gdQunkBxBek32Zf9lD+E5b/Uxoapdr1lm8ul28ELKxkIe 5PaNM1XSMNJnLKox9m9iDi1LTq9sOPpRFKoPxjFmCbQDYEvkv630cnYZLzqML+t1 ffekPgTxO9pMo8adx1PVKtHO2g9YcabG4CxyNAFBww/iTEtmDY3muhcefPgIzYpe OuUwf8JdregZfuxgnwVESEvXGA== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz9JatcF4IqeZWC5VIHow X5tXT/Cy9oEkhfc+DyT0BUxYxQY7GuvSDL3VF3Rfp4ccMGCyOn/Qjfx8JD0gHJlm jFpwmhHU7rapya0w2gssU2atJO7ZM8K+7FCneM+e64YXdNquFwPiNK73V8H8GSov /rZtwPr5EZ7r8DyHhQrECSA8ETz/W+D9afzoUEhCzoArnwWBIkV3Atx1ysOeExk0 feaRMbc/+ioBaFBZWUvTXuZ3Ks+vp18zkSFaCvxUW1tZDXYr4UDRrF9/BEHLpa2g XnOGXzT/p8rAe/0/S8XTd5Rnz2UPypVCVorV3uo7nZrVx7dr2XZTrhHdWTKFi8t8 TQIDAQAB -----END PUBLIC KEY-----

ASN1 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 221247636244490306422959066666935856026 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [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 'Internet2' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'InCommon' . . . . . . . . . . . . [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 'InCommon Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-10-22 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-10-22 23:59:59 +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 2.5.4.6 (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 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'NY' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'New York' . . . . . . . . . . . . [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 'Columbia University' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Information Technology' . . . . . . . . . . . . [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 'weasel.cs.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 26235058717047587383484889853963422587316721227837167195374216393281516744468640660094121851840254469174868371775126639618281486732370154352913994402503883920551579893561032003914320848393719921000887114737586688674764648395367638044845044916202411558187366045548995073704854770493161498230450402122124663632029775237915623444749995778934823373558527124806298134231369778821510949536569935996135475593268007381201923692770242327713390502094139670105013530278105045405793083457714580355624358389889487002669346666256066091330804477690309017437874514021460221684079923671270640901440788660274255731603280934836814707789 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 484f5afa2f4a9a5ee050f36b7b55a5def5be345d . . . . . . . . . . . . . . . . [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) 9eef321685330be1dbb3a7f6a72e5a07394fc695 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (86 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.5923.1.4.3.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://www.incommon.org/cert/repository/cps_ssl.pdf' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (54 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.incommon.org/InCommonServerCA.crl' . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.incommon.org/InCommonServerCA.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.incommon.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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'weasel.cs.columbia.edu' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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