mi.eng.cam.ac.uk

- University of Cambridge -

Issued by GEANT OV RSA CA 4

About this certificate

This digital certificate with serial number 07:a5:ec:0d:36:dd:33:39:7e:28:73:5c:4f:09:5d:5a was issued on by GEANT Vereniging.

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)

University of Cambridge

Organization: University of Cambridge
State / Province: Cambridgeshire
Country: GB

GEANT Vereniging

Organization: GEANT Vereniging
Country: NL

This certificate has expire since

Certificate Details

Serial Number (hex): 07:a5:ec:0d:36:dd:33:39:7e:28:73:5c:4f:09:5d:5a
Serial Number (int): 10166112647764837186423769583904709978
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: 15:8e:73:80:a8:dc:1d:bf:8a:39:9d:f4:a4:50:87:31:62:bc:1f:31
AuthorityKeyId: 6f:1d:35:49:10:6c:32:fa:59:a0:9e:bc:8a:e8:1f:95:be:71:7a:0c

Fingerprint (sha1): 8b:da:1c:51:03:a2:66:4f:95:6d:92:f6:15:d0:a4:60:83:ef:2f:76
Fingerprint (sha256): 02:5a:7c:53:a8:31:f1:ce:36:e9:77:aa:f5:d4:62:8c:01:cc:e9:05:24:b0:df:42:40:3f:4d:c9:91:6e:92:f6

Issuing Certificate URL: http://GEANT.crt.sectigo.com/GEANTOVRSACA4.crt

Revocation information

OCSP Server: http://GEANT.ocsp.sectigo.com
CRL Distribution Point: http://GEANT.crl.sectigo.com/GEANTOVRSACA4.crl

Check the revocation status for certificate mi.eng.cam.ac.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mi.eng.cam.ac.uk

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA384 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

mi.eng.cam.ac.uk
www.mi.eng.cam.ac.uk

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Certificate

The complete raw certificate details for mi.eng.cam.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIHbTCCBVWgAwIBAgIQB6XsDTbdMzl+KHNcTwldWjANBgkqhkiG9w0BAQwFADBE
MQswCQYDVQQGEwJOTDEZMBcGA1UEChMQR0VBTlQgVmVyZW5pZ2luZzEaMBgGA1UE
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BgNVBAoTF1VuaXZlcnNpdHkgb2YgQ2FtYnJpZGdlMRkwFwYDVQQDExBtaS5lbmcu
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o379+yRtAu4lawIDAQABo4IDOjCCAzYwHwYDVR0jBBgwFoAUbx01SRBsMvpZoJ68
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AAQDAEYwRAIgAiS0U9i135juK/DnBCTbhMQyTi2oCZfeECDzvGanu4oCIGSfexsK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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsz4ME2lMW04mfo6Q5bbx
pPzZmzYjPTcX4ZusVEt9Vb9q+Kp5o5NWHdxgX2egcc4zIgtfyCLxg7ZdFBjhogYw
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ZOvsj19OsKuSkOKt2lBWDi+oh5wRChmnJgcf5U04e+Zto7LREF5LZ8ZVQSd+Tvan
fpohqOJHmsuIeqmDy6e5SztDZVRotPZkh81zJuPQzgG5lxj7TxogfSDZNY5cwQRL
qfStpTRu67nmJ5oSIvrZB3oW06gqvWIfEM5Ug3JEnhdPk7PrTYUho379+yRtAu4l
awIDAQAB
-----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 10166112647764837186423769583904709978
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.12 (sha384WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
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 . . . . . . . . . . . . . . . . . . . . [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 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GEANT Vereniging'
 . . . . . . . . . . . . [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 'GEANT OV RSA CA 4'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-13 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-13 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 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB'
 . . . . . . . . . . . . [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 'Cambridgeshire'
 . . . . . . . . . . . . [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 'University of Cambridge'
 . . . . . . . . . . . . [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 'mi.eng.cam.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)
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 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22627253189390804942233844572906358601980442983180501755294808284662065524389014340306507159970763908558927172810938733834357022077060156146072524749362676117566127237632403001264814762034359997624069266321367303561762570072498433500857554252231233869723131468707288644969825596764713686855950497831094959296853522428486220389724736174279653460588327667612287584174215807006966648320525565920199217205863189002775138599717864316965566486524685093367790986833190654810926309442030653437891251595673667878376527178103255848203558253587686743257727252509776011412093864951258395412046787772553805547278347295827791062379
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
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 . . . . . . . . . . . . . . . . . . . . [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 
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 . . . . . . . . . . . . . . . . [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)
							158e7380a8dc1dbf8a399df4a450873162bc1f31
 . . . . . . . . . . . . . . . . [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)
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 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.79
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization 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 (56 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://GEANT.crl.sectigo.com/GEANTOVRSACA4.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 (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 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://GEANT.crt.sectigo.com/GEANTOVRSACA4.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://GEANT.ocsp.sectigo.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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mi.eng.cam.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mi.eng.cam.ac.uk'
 . . . . . . . . . . . . . . . . [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 (367 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (363 bytes)
							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
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.12 (sha384WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (4096 bits)
		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