student-imk.mb.uni-magdeburg.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:96:be:c8:b2:e9:20:a5:5b:cd:95:c1:bd:68:71:19:2e:7f 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=student-imk.mb.uni-magdeburg.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:96:be:c8:b2:e9:20:a5:5b:cd:95:c1:bd:68:71:19:2e:7fSerial Number (int): 399745094172491771829802387734221079260799
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: f3:ca:66:d7:af:df:5a:76:04:50:f5:75:c1:f7:53:39:ac:1f:65:a2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 31:66:33:84:93:4a:db:df:eb:c7:e5:06:ba:0d:60:0e:6f:b8:f8:75
Fingerprint (sha256): 13:c7:d4:26:00:94:9e:80:51:97:e2:a7:fa:cb:98:18:10:aa:e9:0d:ba:0e:d1:a0:fb:55:07:7d:43:5e:d2:08
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate student-imk.mb.uni-magdeburg.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for student-imk.mb.uni-magdeburg.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
student-imk.mb.uni-magdeburg.de
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Certificate
The complete raw certificate details for student-imk.mb.uni-magdeburg.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFdTCCBF2gAwIBAgISBJa+yLLpIKVbzZXBvWhxGS5/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMDcwMjA4MTBaFw0y MDAyMDUwMjA4MTBaMCoxKDAmBgNVBAMTH3N0dWRlbnQtaW1rLm1iLnVuaS1tYWdk ZWJ1cmcuZGUwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCWgE/oAYZp eDDVeb+wlyS2cW1Ti3lCjaTc7SYIZYfhcRJthk1GnxfFI76USjad8k50N3UAe2vV YrxYGhRhZYqVdyEquogiPPsPnOuxhz0CVbNRcR3yJsT3U7eeXV5hs5ZeUgBAPZQP ctVKXA6tOLkGsbCg2Cdf7bkYgK9Mdxh7IlcHAY82jSKhlIZ92kkEgiDiBRXgB4x7 aym3dXHeAEum9/dckPKm2cm5YUd4I8X+5hl4OeM13C252Vq4yKIyLGxOsZexc2pW M0/XAvhF8M5KDF+dVH5hUEAQE6eFR2bZpjRg3H2GMNjrYOLDcuA92Rp8f9jEDmmg +4DODpw3rKrnAgMBAAGjggJzMIICbzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFPPK Ztev31p2BFD1dcH3UzmsH2WiMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wKgYDVR0RBCMwIYIfc3R1ZGVudC1pbWsubWIu dW5pLW1hZ2RlYnVyZy5kZTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQMGCisGAQQB1nkCBAIEgfQEgfEA7wB1APCVpFnyANGCQBAtL5OIjq1L/h1H45nh 0DSmsKiqjrJzAAABbkPVbT4AAAQDAEYwRAIgf5cIYNAnVJm4gt49SaviIWkzZxAl iZjhBccN7YV2UKoCIHlArn4CG+exr/SBUZ5Y2t3kuFV8Deh+dT5mS+IZXID0AHYA sh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFuQ9VtQAAABAMARzBF AiBVG9iJH7YaLlu6MZHG14Xq+bZmyaJop7bMB3aYtZWgXAIhAMdnYE1/diuujvOi wZgceyEPKG90GFHDaiSsqv7GF+u2MA0GCSqGSIb3DQEBCwUAA4IBAQBAIZ1wwx8a +f8/nUxYkJ7RDL9nnrJ2GcxTqlcnFkYuY3bCahXIpP8vHI1QZEnPXfZpodfTzwfr m9S0VgiQTQzXhWuPllZywovQK0nZ6wEgPgKJMLpRTcGqL39VAx1oecrG9bUwMV9l FRd4i3DzaKO8XiqPl478R5KSWHfpcqas52Is0OUK14rj5Pm1keTY8APVKAj1BGZ7 cbKAoj/yAZhk8pEP7Y4j0bI1dQKtY+7d72f2APmH2dZPGXQ8Y+N6xe5IJSQ+XNiM Datlr0D82u6afkzWdfrSyHiWJnVVDPGGeWq/wIFfRctz9/ACIGofvFfyQ81Qu/wF RiZBxJdqt9ja -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAloBP6AGGaXgw1Xm/sJck tnFtU4t5Qo2k3O0mCGWH4XESbYZNRp8XxSO+lEo2nfJOdDd1AHtr1WK8WBoUYWWK lXchKrqIIjz7D5zrsYc9AlWzUXEd8ibE91O3nl1eYbOWXlIAQD2UD3LVSlwOrTi5 BrGwoNgnX+25GICvTHcYeyJXBwGPNo0ioZSGfdpJBIIg4gUV4AeMe2spt3Vx3gBL pvf3XJDyptnJuWFHeCPF/uYZeDnjNdwtudlauMiiMixsTrGXsXNqVjNP1wL4RfDO SgxfnVR+YVBAEBOnhUdm2aY0YNx9hjDY62Diw3LgPdkafH/YxA5poPuAzg6cN6yq 5wIDAQAB -----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 399745094172491771829802387734221079260799 . . . . . . . . [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 2019-11-07 02:08:10 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-05 02:08:10 +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 'student-imk.mb.uni-magdeburg.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 18999018816344670031968404140029249208202217606136129335103233643619388046651088947474190924026053468582761547784211309386427229083616599410112706320332324340340242916744257878012642130777321010297921425713027403949300311749537871610411792888190051870000982831054876898954389245276270320591972502876568468511680077933926992111562386088142375801587353457157229640322161519117353382016435968511173219129556410003635078972544842018945613456714108474114132139919627116258587527820591912548369977834733128463410187762343408697772781092009943528377549522153528450698762610514253514352630103980351171643144825403586212834023 . . . . . . . . . . . . . . . . . . . . [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) f3ca66d7afdf5a760450f575c1f75339ac1f65a2 . . . . . . . . . . . . . . . . [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 (35 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'student-imk.mb.uni-magdeburg.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) 00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e43d56d3e000004030046304402207f970860d0275499b882de3d49abe22169336710258998e105c70ded857650aa02207940ae7e021be7b1aff481519e58dadde4b8557c0de87e753e664be2195c80f4007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e43d56d4000000403004730450220551bd8891fb61a2e5bba3191c6d785eaf9b666c9a268a7b6cc077698b595a05c022100c767604d7f762bae8ef3a2c1981c7b210f286f741851c36a24acaafec617ebb6 . . . . [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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