oc.hofa-college.de

Issued by GeoTrust RSA CA 2018

About this certificate

This digital certificate with serial number 05:ad:0e:28:30:da:2a:e5:54:83:b5:92:76:12:38:b2 was issued on by DigiCert Inc.

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=oc.hofa-college.de

DigiCert Inc

Organization: DigiCert Inc
Organization unit: www.digicert.com
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 05:ad:0e:28:30:da:2a:e5:54:83:b5:92:76:12:38:b2
Serial Number (int): 7544694473431085108101386794880350386
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: 1f:d6:c9:0d:37:56:42:57:1a:56:cd:be:a4:73:36:68:ca:fc:48:1a
AuthorityKeyId: 90:58:ff:b0:9c:75:a8:51:54:77:b1:ed:f2:a3:43:16:38:9e:6c:c5

Fingerprint (sha1): 8e:e1:68:22:9f:35:25:3d:83:0d:e4:84:89:b6:cd:67:24:d3:f3:a1
Fingerprint (sha256): 06:11:72:34:a2:73:63:9c:54:80:ae:ac:19:77:39:87:d2:72:9e:a0:ed:dc:14:31:d4:8a:fa:72:0c:bc:30:87

Issuing Certificate URL: http://cacerts.geotrust.com/GeoTrustRSACA2018.crt

Revocation information

OCSP Server: http://status.geotrust.com
CRL Distribution Point: http://cdp.geotrust.com/GeoTrustRSACA2018.crl

Check the revocation status for certificate oc.hofa-college.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for oc.hofa-college.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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

oc.hofa-college.de
www.oc.hofa-college.de

Other certificates including the domain name hofa-college.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for oc.hofa-college.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE1jCCA76gAwIBAgIQBa0OKDDaKuVUg7WSdhI4sjANBgkqhkiG9w0BAQsFADBe
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMR0wGwYDVQQDExRHZW9UcnVzdCBSU0EgQ0EgMjAxODAe
Fw0xOTA5MjYwMDAwMDBaFw0yMTExMjMxMjAwMDBaMB0xGzAZBgNVBAMTEm9jLmhv
ZmEtY29sbGVnZS5kZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALHB
xriqEod+vymtaW72TPFtD7UrIHVsm18tq7zlXTVjLr4a7wiH42qU3RqeylEp7V0m
KWI74Xhpah7j3MxcvOB6C0QGdtvejKOYy0tLxQca36OwyA+orJW+6RAGfuY05KyW
sU9wcCmlz4q2WZijEnu8lAjeYT937405rfKLqIqtzvCADWc1PHds82QQwD73I1Du
Lo7bByFICVqOfLGT5+0qVNbLeP0VjWEEUdr5okjIyKUW1q7ijJutQ1ajdEX7dCZh
KSvUgiQ8NXtJ8bMoar3Lw5WWIPPnWg53D1diQBrhCG4IO1St9gcz+bP/kGb3ZK/4
Ta+PWp9ux8LUh48+EcMCAwEAAaOCAc8wggHLMB8GA1UdIwQYMBaAFJBY/7CcdahR
VHex7fKjQxY4nmzFMB0GA1UdDgQWBBQf1skNN1ZCVxpWzb6kczZoyvxIGjA1BgNV
HREELjAsghJvYy5ob2ZhLWNvbGxlZ2UuZGWCFnd3dy5vYy5ob2ZhLWNvbGxlZ2Uu
ZGUwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD
AjA+BgNVHR8ENzA1MDOgMaAvhi1odHRwOi8vY2RwLmdlb3RydXN0LmNvbS9HZW9U
cnVzdFJTQUNBMjAxOC5jcmwwTAYDVR0gBEUwQzA3BglghkgBhv1sAQIwKjAoBggr
BgEFBQcCARYcaHR0cHM6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzAIBgZngQwBAgEw
dQYIKwYBBQUHAQEEaTBnMCYGCCsGAQUFBzABhhpodHRwOi8vc3RhdHVzLmdlb3Ry
dXN0LmNvbTA9BggrBgEFBQcwAoYxaHR0cDovL2NhY2VydHMuZ2VvdHJ1c3QuY29t
L0dlb1RydXN0UlNBQ0EyMDE4LmNydDAJBgNVHRMEAjAAMBMGCisGAQQB1nkCBAMB
Af8EAgUAMA0GCSqGSIb3DQEBCwUAA4IBAQC06xtjseZlD8ZsTfdguA6x2OPgkJ1Y
plRSoBfy354pDhc0nr8lYo+y8+VV4zr7Ewp2A7ih5oYXllfpDmPoEYYux+xblIZS
d2NrWZy1ux99lxmcuwrP/A55xqbu4kjtpQ6RTvyZ7gjVpQSloSXUO9kgi8y+T+10
V8OJhAvjjF2ala3Qoe2tDpfPz6MQpretPcdHVxN9zFhM/QmPUvWT/a1+PVtqxN5y
wnFSniDKPkonyYL2DzBQTSLz3OrLsFHbw66RG7gPdvaPnkE3G+HtSBThHuvzx8q0
bQdbyysRVAn1J0di+g6H4O8nWl3OZFyDPvR42ckl820SKXWd2xinwhmv
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAscHGuKoSh36/Ka1pbvZM
8W0PtSsgdWybXy2rvOVdNWMuvhrvCIfjapTdGp7KUSntXSYpYjvheGlqHuPczFy8
4HoLRAZ2296Mo5jLS0vFBxrfo7DID6islb7pEAZ+5jTkrJaxT3BwKaXPirZZmKMS
e7yUCN5hP3fvjTmt8ouoiq3O8IANZzU8d2zzZBDAPvcjUO4ujtsHIUgJWo58sZPn
7SpU1st4/RWNYQRR2vmiSMjIpRbWruKMm61DVqN0Rft0JmEpK9SCJDw1e0nxsyhq
vcvDlZYg8+daDncPV2JAGuEIbgg7VK32BzP5s/+QZvdkr/hNr49an27HwtSHjz4R
wwIDAQAB
-----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 7544694473431085108101386794880350386
 . . . . . . . . [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 'DigiCert Inc'
 . . . . . . . . . . . . [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 'www.digicert.com'
 . . . . . . . . . . . . [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 'GeoTrust RSA CA 2018'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-26 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-11-23 12:00:00 +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 'oc.hofa-college.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 22439734611828204438552369944643133862361636900912724542181718806653496470413959271228969804799668255656475923081364058415401111165770046708861778168911493699409784807297675818602615502472189361754892321949167858082575409392327202493297211976407049474857212216530277004944992569642489643077543612827171527239162887436057911281391072739771948026500378769155298106787871835478790407389593433583243788943216416784566512001164200147161360443722051677606313213661552817760691785837223637974281291501065761087836716245938270959317923614217396295365052586140868479185089432765349713520931035390655504787734819657383426265539
 . . . . . . . . . . . . . . . . . . . . [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 9058ffb09c75a8515477b1edf2a34316389e6cc5
 . . . . . . . . . . . . . . . . [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)
							1fd6c90d375642571a56cdbea4733668cafc481a
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oc.hofa-college.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.oc.hofa-college.de'
 . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 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://cdp.geotrust.com/GeoTrustRSACA2018.crl'
 . . . . . . . . . . . . . . . . [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 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.digicert.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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://status.geotrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cacerts.geotrust.com/GeoTrustRSACA2018.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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