gatekeeper.greenhead.ac.uk

Issued by TERENA SSL CA 2

About this certificate

This digital certificate with serial number 5e:81:cd:7e:f2:67:5c:df:32:e7:4b:97:b5:11:40:83 was issued on by TERENA.

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=gatekeeper.greenhead.ac.uk,OU=Domain Control Validated

TERENA

Organization: TERENA
State / Province: Noord-Holland
Locality: Amsterdam
Country: NL

This certificate has expire since

Certificate Details

Serial Number (hex): 5e:81:cd:7e:f2:67:5c:df:32:e7:4b:97:b5:11:40:83
Serial Number (int): 125621405850270640517975893083321090179
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 3b:b7:e5:82:d2:14:4a:26:9c:27:db:a7:94:94:be:ad:b6:8e:c5:35
AuthorityKeyId: 5b:d0:8a:1c:9a:32:5b:e0:b5:dd:96:54:1b:e1:86:28:b0:fd:b6:bd

Fingerprint (sha1): ee:b2:64:66:b3:46:10:a2:39:40:b0:f4:65:9f:80:9d:8b:d7:39:5b
Fingerprint (sha256): cf:77:32:86:0f:f6:34:a3:cb:33:7b:ee:f9:42:f9:03:b4:05:1c:8d:bd:ba:0a:fa:71:5b:e8:f9:9f:d5:d9:40

Issuing Certificate URL: http://crt.usertrust.com/TERENASSLCA2.crt

Revocation information

OCSP Server: http://ocsp.usertrust.com
CRL Distribution Point: http://crl.usertrust.com/TERENASSLCA2.crl

Check the revocation status for certificate gatekeeper.greenhead.ac.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gatekeeper.greenhead.ac.uk

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

gatekeeper.greenhead.ac.uk

Other certificates including the domain name greenhead.ac.uk

(limited to 100 certificates)

Certificate

The complete raw certificate details for gatekeeper.greenhead.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9M6XlbpVfd45Gi7h8YIm
XGxGK1IaCBdOFiTe3bkf6zfx8gOa9On8G2r3ZbxLswgmcoV+e+OZlzW7oDsmx3IC
lt6OV30Ij3HT0xbLSgPrvNdCiEg2+lOfTvsST3uMmPDyV6QrWRi5btRJmPI1VdsS
NrAp+nsNYQ6TygZgKD/wylff7S/7RtrJqdlkxIGQmALRXGT7s/hy4mhBoeLI5Xpc
/w6H6lcWPs9ewSXBHX/HxxCGHtnUnkGLTOOL7q8VLm1bUvr+FC9LHdqTGW1QLeJK
5UG4oX5T4bASMSqL65qpB8WZ0poMTUL3/xF7ozCrTRf92P+UTmaaucACr/xgsEEb
bQIDAQAB
-----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 125621405850270640517975893083321090179
 . . . . . . . . [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 'NL'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Noord-Holland'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Amsterdam'
 . . . . . . . . . . . . [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 'TERENA'
 . . . . . . . . . . . . [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 'TERENA SSL CA 2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-11-11 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-10 23:59:59 +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 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Control Validated'
 . . . . . . . . . . . . [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 'gatekeeper.greenhead.ac.uk'
 . . . . . . . . [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 30904020787150172948711183663542142100016318163958326963745854595090761569740377572295878784791370578780169255793190864123977078615498915907890996630860543095394953119714409253059046021944282593928579815396431187666727702966758239555581963267985342804122528310981074252903175273871426800001652386494427918484573394046758511204199584541356228224561476992034942035153536889097936281640823922634681077281060831261337447286176484481624021518256365985129852193387011830560683829572034408797454661807362361659580960902814836459230613742365024192263810105657240685343856403909791315481389520247065362074134172870184806718317
 . . . . . . . . . . . . . . . . . . . . [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 5bd08a1c9a325be0b5dd96541be18628b0fdb6bd
 . . . . . . . . . . . . . . . . [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)
							3bb7e582d2144a269c27dba79494beadb68ec535
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.29
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (51 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://crl.usertrust.com/TERENASSLCA2.crl'
 . . . . . . . . . . . . . . . . [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 (96 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.usertrust.com/TERENASSLCA2.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.usertrust.com'
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gatekeeper.greenhead.ac.uk'
 . . . . [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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