fsmath.uni-bonn.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:97:90:eb:72:eb:03:07:cc:8f:44:f2:98:3e:d7:e2:00:18 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=fsmath.uni-bonn.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:97:90:eb:72:eb:03:07:cc:8f:44:f2:98:3e:d7:e2:00:18Serial Number (int): 312912126552311482383690481223875304751128
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 9d:4a:d3:65:b2:aa:ed:db:58:3b:a8:97:1c:51:8a:8d:dc:72:3d:c7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 54:90:8b:d1:a8:86:7a:34:9a:e4:e9:be:76:a8:3a:68:2e:22:52:90
Fingerprint (sha256): 07:4e:b8:53:42:cc:23:30:6f:98:9e:4c:d7:d0:9f:77:d6:d6:c7:fc:1a:16:b5:1c:7f:4f:61:1c:a1:c7:1d:73
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate fsmath.uni-bonn.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for fsmath.uni-bonn.de
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
fsmath.uni-bonn.de
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Certificate
The complete raw certificate details for fsmath.uni-bonn.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFXTCCBEWgAwIBAgISA5eQ63LrAwfMj0TymD7X4gAYMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTcxMzAwMjNaFw0y MDAzMTYxMzAwMjNaMB0xGzAZBgNVBAMTEmZzbWF0aC51bmktYm9ubi5kZTCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMnmvSe7zXaXG27i9K/vt3+9fD60 Mj9zwus2kyE1qedWCSnPVG8jKVsjgGuH/t6biQiUXGeXQpe130Z/wVDRrtbCSQ4S YeLjWdSrveqyylZxe6BkUm22j06RqPOx2Gx6sEB5l2Wip2mQB3MjnDRx9Q6Ta6n3 5gT4iyfXR5jtW97VfGRC5n45CmOM3JuIwoQIM7kkUu/YCy/M405kIDbFgJ28NTn+ /UprDbwtfNiWxpEIApEql5ydHXTbn5XTd24Kr9ypfAan22Zl3EmIy2iEys5QPf90 F58HajNu3TnYd24WECcfTGwmaFYBcsTc6ujO6BIv0kShufWmcNCUiqnWVSUCAwEA AaOCAmgwggJkMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI KwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUnUrTZbKq7dtYO6iXHFGK jdxyPccwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUH AQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5 cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5 cHQub3JnLzAdBgNVHREEFjAUghJmc21hdGgudW5pLWJvbm4uZGUwTAYDVR0gBEUw QzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdgBe p3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW8UKOnSAAAEAwBHMEUC IB9A9OM6D2/sK03XViBCoAhmrsZ5CNmtsuLDFlFLLu55AiEAmKc/YB1h2aL6iPBW zJ6jbhGOB2z9BoXB3jQOL4AolU8AdwCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOey SVMt74uQXgAAAW8UKOnLAAAEAwBIMEYCIQCezlhHAvnx7LS7lWh0N9v58mm9Hjtj B3j7kZMHKvwavgIhAIOUIgSXV0GTpKItvCcmkdoeZZcxEnSJ1y4CdGBCBJYmMA0G CSqGSIb3DQEBCwUAA4IBAQBKlz+Gm1RSwn/YTSO3B4Oq4ve1ekyrjcT3X8u1ecbF nY24xysn8T4eZ059fUHFnAQJmIQoMxP4G79gu19ecD1O8wRDfw7lU9Ur2USwnGI/ jtjzkc+4NTIs7sZI+YXna4tmPCwxR+2ronUMQpkLyXcgJixymSHX2vlfa79UdYqb PtbpGMBECwua7lDPI0LjsQ9h6QkLkGyUodQlPl2CKV19Ba9zAMphkzeJM4gdkH7e 1Y6Hs9VRUw2YEc925rjx+/nc51u0kAUY6+jP4qxeK5NpJpysYte2IuTZEP4Mc0V+ nj8u3/hloR3qDvvdbCx2pRxcmD8kZVPzZDVoUPHYW8AB -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyea9J7vNdpcbbuL0r++3 f718PrQyP3PC6zaTITWp51YJKc9UbyMpWyOAa4f+3puJCJRcZ5dCl7XfRn/BUNGu 1sJJDhJh4uNZ1Ku96rLKVnF7oGRSbbaPTpGo87HYbHqwQHmXZaKnaZAHcyOcNHH1 DpNrqffmBPiLJ9dHmO1b3tV8ZELmfjkKY4zcm4jChAgzuSRS79gLL8zjTmQgNsWA nbw1Of79SmsNvC182JbGkQgCkSqXnJ0ddNufldN3bgqv3Kl8BqfbZmXcSYjLaITK zlA9/3QXnwdqM27dOdh3bhYQJx9MbCZoVgFyxNzq6M7oEi/SRKG59aZw0JSKqdZV JQIDAQAB -----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 312912126552311482383690481223875304751128 . . . . . . . . [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 2019-12-17 13:00:23 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-16 13:00:23 +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 'fsmath.uni-bonn.de' . . . . . . . . [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 25487680884319910152831903604764108300139896147887625530990857064851659254150690672970196115997473338689667750678779182868551924442289136916733229772769529748112468177502132326744255627863498875101127288027133909099704844069742564333575120847253413449017433470550033538731406407043694823274755214837587154913640576065941798525222707520745540145603193879626046101943211181650701654131389872456227401448370499005440623404927626666662412538193002655266371174299682691702049683435278220839324264115295952588545266609374026396647998389013669724000215382876339505962729571418093385942938058050410748858823688048318677931301 . . . . . . . . . . . . . . . . . . . . [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) 9d4ad365b2aaeddb583ba8971c518a8ddc723dc7 . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fsmath.uni-bonn.de' . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f1428e9d2000004030047304502201f40f4e33a0f6fec2b4dd7562042a00866aec67908d9adb2e2c316514b2eee7902210098a73f601d61d9a2fa88f056cc9ea36e118e076cfd0685c1de340e2f8028954f007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f1428e9cb00000403004830460221009ece584702f9f1ecb4bb95687437dbf9f269bd1e3b630778fb9193072afc1abe0221008394220497574193a4a22dbc272691da1e659731127489d72e02746042049626 . . . . [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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