py-doc.hal.emsec.rub.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:95:23:10:85:05:8a:ee:48:d2:b0:d1:31:73:ac:05:6e:4b was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=py-doc.hal.emsec.rub.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:95:23:10:85:05:8a:ee:48:d2:b0:d1:31:73:ac:05:6e:4bSerial Number (int): 312085539221102394706549050765449416240715
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 1a:cb:c9:94:c0:f6:d0:78:8b:78:fd:3f:cb:f1:e0:33:2b:34:8b:29
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 6c:58:83:29:d3:9a:4a:98:e6:f6:27:a8:b2:a3:8b:71:ce:33:35:ff
Fingerprint (sha256): 00:2a:b4:96:21:f1:1d:c1:58:35:f4:29:42:6f:a1:67:7e:ee:9d:ad:e8:02:ab:85:47:a7:d4:60:70:f5:be:81
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate py-doc.hal.emsec.rub.de
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for py-doc.hal.emsec.rub.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
py-doc.hal.emsec.rub.de
py-doc.hal.emsec.ruhr-uni-bochum.de
py-doc.hal.emsec.ruhr-uni-bochum.de
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Certificate
The complete raw certificate details for py-doc.hal.emsec.rub.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGjTCCBXWgAwIBAgISA5UjEIUFiu5I0rDRMXOsBW5LMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMTcwNjIxMzBaFw0y MDAyMTUwNjIxMzBaMCIxIDAeBgNVBAMTF3B5LWRvYy5oYWwuZW1zZWMucnViLmRl MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA46Mjq//tG8fTVfeKKJLW fF+OKs//kz3aW9K+gIyPRxak7o2zAPjAoP0aTYPONUN04nxQEryXuiWEHk1UL9+x dEn6inxwJGF1zM8Dk75SqDOFCHZERgnaOOhdW4v/pJHsZEKMnwpPOMLF9bcxbCM6 xiV9Ollu8/83tyPCauZSz9OggXtP22Vwtv2OaIuZrmbLHMnwWGH03Z2L9G2BShe2 s+EWfmhJReuLlC8UJWlGHO259E7daBToq4zEkHXbww8aQaWkeT1rLp0bQJPgdNQs cHeJ2MXN2iME868Zf8ZLBXeuYfpk5c2xndIIvIzyBpVBcue1yNWYcymXFN5Mzg5k xRw6wXmn57Ngds94ydAaidaoja0F2+ddGV2mEPZ8rLLinioJaMMoAHFAvbdj1rvh FjedZ6qwevfO2St6mwUK4AeOLqzuuWS4AiwFOLfWt4FI/Xear5xruNO7OCZoiaTg FPwQzEBRGgm0loQwwzdgQvxRuNNm12fmRVkkszDb7uDjbhMFlszjpItWyX94+8ZS hH4Gw5ZlJ0dnX7Xc52yq6kv+QyGKd9fVIVwuWI+AQiJbUcgM6leqCuluURkrwuuU T/kALtQlxt6nOkmvI3JAOCBPoNdO1Et5U5hNDW7Gwu7KlyyeEWDgkEBcdE14R0cq 8GIhrQlxDmbXbHyDkDVS5UkCAwEAAaOCApMwggKPMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUGsvJlMD20HiLeP0/y/HgMys0iykwHwYDVR0jBBgwFoAUqEpqYwR93brm 0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8v b2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8v Y2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzBHBgNVHREEQDA+ghdweS1kb2Mu aGFsLmVtc2VjLnJ1Yi5kZYIjcHktZG9jLmhhbC5lbXNlYy5ydWhyLXVuaS1ib2No dW0uZGUwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggr BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEGBgorBgEEAdZ5 AgQCBIH3BIH0APIAdwBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAA AW54PPMQAAAEAwBIMEYCIQDqFo/PDNFNC/rew059M62ntsEozwzlYhfPxHUlHSfa sQIhAIP9A1kus5d1mZ7kHmw5M3g+uIkvyyeNxLzOgjO8lH/IAHcAsh4FzIuizYog Todm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFueDzy/gAABAMASDBGAiEA87ohVPDu y5ls38HiPUSKjVtjjBEN4KbWgKHnTb9Eau0CIQDjBLdAr2FNAYE6TuBVRQcyVjZc LUr9ySZFjjJZn6ZwYzANBgkqhkiG9w0BAQsFAAOCAQEAJFuDlQC3q5D5oJB7WJGh DshukxMdVw8+bcQg7LmpPFrCs/OC/CJZfUu5KdYQKXraFuvqGO6r7QGokMbkLBgY xYKOcB8jLYWVERA6dwsUOnFZkfXm73NOgSjTw11uNplzXq1V87OXehN+XtC9n8rN CS+c7xEnGG/8axJkznn+rw3KLKkcqQJzjvrGJ6kYfjXCWiD3SUJqxmqXkSbvDP7F VPyUHg7e/m0aZSjwBKsmk5RkkNTA0E1BWV7Ke8EWgnot0TsmWKeHQIyRBo/JF6Zs Z/r3zvi6UPnE5qV2h1oTU690sYJShFaLEQ+DzwFHYkUbS5rSiZl5YUabeq5qrx0p Hg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA46Mjq//tG8fTVfeKKJLW fF+OKs//kz3aW9K+gIyPRxak7o2zAPjAoP0aTYPONUN04nxQEryXuiWEHk1UL9+x dEn6inxwJGF1zM8Dk75SqDOFCHZERgnaOOhdW4v/pJHsZEKMnwpPOMLF9bcxbCM6 xiV9Ollu8/83tyPCauZSz9OggXtP22Vwtv2OaIuZrmbLHMnwWGH03Z2L9G2BShe2 s+EWfmhJReuLlC8UJWlGHO259E7daBToq4zEkHXbww8aQaWkeT1rLp0bQJPgdNQs cHeJ2MXN2iME868Zf8ZLBXeuYfpk5c2xndIIvIzyBpVBcue1yNWYcymXFN5Mzg5k xRw6wXmn57Ngds94ydAaidaoja0F2+ddGV2mEPZ8rLLinioJaMMoAHFAvbdj1rvh FjedZ6qwevfO2St6mwUK4AeOLqzuuWS4AiwFOLfWt4FI/Xear5xruNO7OCZoiaTg FPwQzEBRGgm0loQwwzdgQvxRuNNm12fmRVkkszDb7uDjbhMFlszjpItWyX94+8ZS hH4Gw5ZlJ0dnX7Xc52yq6kv+QyGKd9fVIVwuWI+AQiJbUcgM6leqCuluURkrwuuU T/kALtQlxt6nOkmvI3JAOCBPoNdO1Et5U5hNDW7Gwu7KlyyeEWDgkEBcdE14R0cq 8GIhrQlxDmbXbHyDkDVS5UkCAwEAAQ== -----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 312085539221102394706549050765449416240715 . . . . . . . . [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 2019-11-17 06:21:30 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-15 06:21:30 +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 'py-doc.hal.emsec.rub.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 928679009901429862545418057810698664335660107396832243015015109170907931148947194584723527203845423599526504536969362575145938777472616144124997731314916120518542600076474098675167493131640596052153793265274099873852020657896275315675528377542707552578058126568933493599430398813209190016190989663579405457523205925249254953634305597934025792696926546760227842301248478849739815306995514729111209154243305191323101168785981372510457098353351694586918763382043405263814708889412687768890586282276726826286990755790973771514259274963344993853667266342006619375237383229022300787719805596684674157518325932694673590317100061905335943771694981727661009620312892428377620971954758719666865585748196182919182448282459766286110090382153877433113297443200086852563574939449614873415289559659894879882955277798505035966020765657986446494549474894370125959406781853175635145167674053042316661535152238879201626628431866530308054257367601627502870799051579848768813191388730533822069472708125417592527098419606926716166030604480945878371130177961805064791519279900345038499263357481764650649130122390673353483293160102355900315439677915198417453274730829968637758515472374639120379233164580092044156334429510520845902265642804875646266523182409 . . . . . . . . . . . . . . . . . . . . [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) 1acbc994c0f6d0788b78fd3fcbf1e0332b348b29 . . . . . . . . . . . . . . . . [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 (64 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'py-doc.hal.emsec.rub.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'py-doc.hal.emsec.ruhr-uni-bochum.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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e783cf3100000040300483046022100ea168fcf0cd14d0bfadec34e7d33ada7b6c128cf0ce56217cfc475251d27dab102210083fd03592eb39775999ee41e6c3933783eb8892fcb278dc4bcce8233bc947fc8007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e783cf2fe0000040300483046022100f3ba2154f0eecb996cdfc1e23d448a8d5b638c110de0a6d680a1e74dbf446aed022100e304b740af614d01813a4ee05545073256365c2d4afdc926458e32599fa67063 . . . . [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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