open.ess-project.ovgu.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:59:f5:b0:18:5a:bd:83:26:74:70:64:c8:2a:95:47:e5:97 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=open.ess-project.ovgu.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:59:f5:b0:18:5a:bd:83:26:74:70:64:c8:2a:95:47:e5:97Serial Number (int): 379060849580185932684920323940956466832791
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: f1:92:77:c0:af:56:54:71:d0:fb:bb:af:e3:b2:24:73:11:43:10:67
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 87:a4:e8:a4:85:0b:9e:d9:c7:00:8d:4b:17:c0:ab:b2:34:b6:3c:bc
Fingerprint (sha256): 0d:5a:f1:56:d0:3d:46:8d:bb:aa:08:9c:16:27:69:be:db:83:58:3e:0e:68:79:bd:98:a1:0e:19:24:60:e8:6a
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate open.ess-project.ovgu.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for open.ess-project.ovgu.de
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
open.ess-project.ovgu.de
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Certificate
The complete raw certificate details for open.ess-project.ovgu.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZzCCBU+gAwIBAgISBFn1sBhavYMmdHBkyCqVR+WXMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMDkwOTE1MzlaFw0y MDAzMDgwOTE1MzlaMCMxITAfBgNVBAMTGG9wZW4uZXNzLXByb2plY3Qub3ZndS5k ZTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAM3FvqfBhaXH3ENvpJTz oD35NxexcVQ4v6AOKwUHUBi+wAy7OSfloPpKjoJdWp8P6Mp3tjaQU6TEYooNWNC1 NEUqzZBXEAC5Otnuufzv2dpIjm9F/7B26sZBgovGsH7Jxrihm1LKdGl8DUDYrXXv o0glRLU0EIUeWQ03R6h+P/rQdwIxfcp2M6XRML/phqUC/NifLF8t/3sTNbVnaA60 DdRb54TNLO9pRotTV8qq+5hdlvog7FvY3bp1HvIh6fokfM/JfeMDht+5qElHDVnT ynGdiUXfZsSMQHqXy4hGFhvYW0QUzqxNXptRGQfhG9770hUKYFZQz8l7PAqJGWyb G6P/R7EE2+OVUlil376wur9lrPaiM2PCgopsIk0IRu+nJAOCxpdn3jEtEIvb5P4y 4LGmFAIrnblY3KznwmrznqasoIpMScfFQtfBvKAxXkxapt7VriED8154emM1pjRV hTZJ3IZLwX7YDc5h4974T1Tip7C5RPfpPgdnpnKTQG6tDYwg2Cu+OD7pktWUReyY ZkgNfVlBV2Q4CQgD377OQ9qh2WpXmP+qEuEc1cjvzyqo/NBsowQgJ19SAX9FwZSU 6iLqUm+QPxz3JPhqM+UX9QOApgSPJwM5dxjQ7VMcp0AbqdDsQ40E+18KfTsN8boY sCuF0Uy0sL3MXwABVFvqz38hAgMBAAGjggJsMIICaDAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFPGSd8CvVlRx0Pu7r+OyJHMRQxBnMB8GA1UdIwQYMBaAFKhKamMEfd26 5tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDov L29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDov L2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wIwYDVR0RBBwwGoIYb3Blbi5l c3MtcHJvamVjdC5vdmd1LmRlMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQB gt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn MIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUA8JWkWfIA0YJAEC0vk4iOrUv+HUfj meHQNKawqKqOsnMAAAFu6ihMmwAABAMARjBEAiBflq2AxCHTJsEAv5bWBUoIrxjn ZqY6Qgy+CBYI+RR/+wIgNVScDdhIR3ETEV40QVhtbng4m67odGNbgL5wrb43LmcA dgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW7qKEzOAAAEAwBH MEUCIGXoAwKxtubZ+VfiH1nZV+f8dasMBk1Ngr7ikE6IMw0aAiEA/03BKyGpNQVL q5ULYfFl2f3UP1rhtwkY+NkbJFjKhdEwDQYJKoZIhvcNAQELBQADggEBAJwYdzm6 r5m/tUMB5BEMtyfMw6vmnhUzohA9Up3O9J/TYVALsvlQUmyA4GWTzQLyTqcD40wE yl68Ehy3Ma7gSmqeEk4STYD13pKycjK9DzFnZ6CNjJP+6A0ObWt6WemwelbTzTve IS8DBaK1N2OOi8CrtPRg5hSzcAcTnTshcabX0Fau/lcr8wBMBBuW8YYTJnoCSlcI /NeRI7pUvRbXIbJZjB+/h3BTYNiRbzJPqD+U/9zeuXFiSOMfqzNpOLi6ERJD0q3n SgvdSLLWsx5KwBU+kfZFmT2OmWImLbIref2VBd+S6BkHCC+STaxzdB4KouV9VOUy UN2tmdjCx8obV/E= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAzcW+p8GFpcfcQ2+klPOg Pfk3F7FxVDi/oA4rBQdQGL7ADLs5J+Wg+kqOgl1anw/oyne2NpBTpMRiig1Y0LU0 RSrNkFcQALk62e65/O/Z2kiOb0X/sHbqxkGCi8awfsnGuKGbUsp0aXwNQNitde+j SCVEtTQQhR5ZDTdHqH4/+tB3AjF9ynYzpdEwv+mGpQL82J8sXy3/exM1tWdoDrQN 1FvnhM0s72lGi1NXyqr7mF2W+iDsW9jdunUe8iHp+iR8z8l94wOG37moSUcNWdPK cZ2JRd9mxIxAepfLiEYWG9hbRBTOrE1em1EZB+Eb3vvSFQpgVlDPyXs8CokZbJsb o/9HsQTb45VSWKXfvrC6v2Ws9qIzY8KCimwiTQhG76ckA4LGl2feMS0Qi9vk/jLg saYUAiuduVjcrOfCavOepqygikxJx8VC18G8oDFeTFqm3tWuIQPzXnh6YzWmNFWF NknchkvBftgNzmHj3vhPVOKnsLlE9+k+B2emcpNAbq0NjCDYK744PumS1ZRF7Jhm SA19WUFXZDgJCAPfvs5D2qHZaleY/6oS4RzVyO/PKqj80GyjBCAnX1IBf0XBlJTq IupSb5A/HPck+Goz5Rf1A4CmBI8nAzl3GNDtUxynQBup0OxDjQT7Xwp9Ow3xuhiw K4XRTLSwvcxfAAFUW+rPfyECAwEAAQ== -----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 379060849580185932684920323940956466832791 . . . . . . . . [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 2019-12-09 09:15:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-08 09:15:39 +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 'open.ess-project.ovgu.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 839478315917216485408688128333916929938314096992648047283957254247543443204719827604326885035484539542702463753377269817610463562874430321104974716849468509867659624677247036952445489532670953334654534420668138430513697938940597506950954400759854394727572771164342839807105430933262166360663816245614248775153200296655474553956903965385150501507571064457322167224631486125241174805223902697583676674240540412603096526601828720572458995805092191228398751427200925004087417298227808626431315536062704633295962019578027170714272199325096043235214557969259799836467328723490804620987914654072362964770884021439820651444092642213931046210650059226402949148799160860510337516463808514601836141542837762955063060211452656317908992370906879114628261639612435129173499413650555101351740539138549746768065470475435707941363767445545591596657894773163007028669155698078302372259494453140772140274039437847089578646248518291768812539059758899637416783995218563589861300681346193288603927704330996475663426959797259024252484494008574554626324614548364515442587936674826289405869314461766719225826926404101362000473843058206495174931492367318744603972681868491458223381050624626102460856575312041090191141673752308247053412401192268545912948621089 . . . . . . . . . . . . . . . . . . . . [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) f19277c0af565471d0fbbbafe3b2247311431067 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'open.ess-project.ovgu.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016eea284c9b000004030046304402205f96ad80c421d326c100bf96d6054a08af18e766a63a420cbe081608f9147ffb022035549c0dd848477113115e3441586d6e78389baee874635b80be70adbe372e67007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eea284cce0000040300473045022065e80302b1b6e6d9f957e21f59d957e7fc75ab0c064d4d82bee2904e88330d1a022100ff4dc12b21a935054bab950b61f165d9fdd43f5ae1b70918f8d91b2458ca85d1 . . . . [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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