*.cgsb.co.uk

- The Thinking Schools Academy Trust -

Issued by GeoTrust SSL CA - G3

About this certificate

This digital certificate with serial number 46:c3:ea:97:9c:0f:04:05:8f:22:55:7f:e0:a8:72:29 was issued on by GeoTrust 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)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

The Thinking Schools Academy Trust

Organization: The Thinking Schools Academy Trust
Organization unit: Networks
State / Province: Kent
Locality: Rochester
Country: GB

GeoTrust Inc.

Organization: GeoTrust Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 46:c3:ea:97:9c:0f:04:05:8f:22:55:7f:e0:a8:72:29
Serial Number (int): 94063215687956011047061723395924718121
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: d2:6f:f7:96:f4:85:3f:72:3c:30:7d:23:da:85:78:9b:a3:7c:5a:7c

Fingerprint (sha1): ba:20:e9:21:ad:dc:63:27:12:68:51:47:4d:c3:84:f2:8e:5a:83:c2
Fingerprint (sha256): be:d2:b2:ba:a1:a5:69:24:26:3e:88:bc:86:b9:ca:37:96:de:47:cf:6f:ab:90:03:29:10:f7:00:e0:01:b6:25

Issuing Certificate URL: http://gn.symcb.com/gn.crt

Revocation information

OCSP Server: http://gn.symcd.com
CRL Distribution Point: http://gn.symcb.com/gn.crl

Check the revocation status for certificate *.cgsb.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.cgsb.co.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.cgsb.co.uk
cgsb.co.uk

Other certificates including the domain name cgsb.co.uk

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.cgsb.co.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFAjCCA+qgAwIBAgIQRsPql5wPBAWPIlV/4KhyKTANBgkqhkiG9w0BAQsFADBE
MQswCQYDVQQGEwJVUzEWMBQGA1UEChMNR2VvVHJ1c3QgSW5jLjEdMBsGA1UEAxMU
R2VvVHJ1c3QgU1NMIENBIC0gRzMwHhcNMTUxMjA3MDAwMDAwWhcNMTYxMjA2MjM1
OTU5WjCBhzELMAkGA1UEBhMCR0IxDTALBgNVBAgMBEtlbnQxEjAQBgNVBAcMCVJv
Y2hlc3RlcjErMCkGA1UECgwiVGhlIFRoaW5raW5nIFNjaG9vbHMgQWNhZGVteSBU
cnVzdDERMA8GA1UECwwITmV0d29ya3MxFTATBgNVBAMMDCouY2dzYi5jby51azCC
ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALKAKpJ11o+kmx34W2rcSJlJ
bCv1vbxDfSHa46bXrd3bF3AJ6t/u/R+GgJbvlWyNW9IwEE4NEUoBSgKpvhxc5csy
b+6FetWWRtx+o1xkQaYiIifMbT9euNgyJ1HhtgV475diLWf6R45oq//Yn6WIS7S1
Oo7lIVtRbFItgYI72WM+XFzrmRr2FIwn/jr/nayGz6Q0YyEBiWoyHwE4/8uyRdEl
YXyobRu29uDspitjaUvmXFiBVchV33EBwQ+YEtBPF58PXshf632E3JjVeD1NdXIu
B004F62hbwursfCaB4sSuBWUCB6ZRPzYqZBsOvD7xoBOTz33RQDm6vrvsc9LN00C
AwEAAaOCAaowggGmMCMGA1UdEQQcMBqCDCouY2dzYi5jby51a4IKY2dzYi5jby51
azAJBgNVHRMEAjAAMA4GA1UdDwEB/wQEAwIFoDArBgNVHR8EJDAiMCCgHqAchhpo
dHRwOi8vZ24uc3ltY2IuY29tL2duLmNybDCBnQYDVR0gBIGVMIGSMIGPBgZngQwB
AgIwgYQwPwYIKwYBBQUHAgEWM2h0dHBzOi8vd3d3Lmdlb3RydXN0LmNvbS9yZXNv
dXJjZXMvcmVwb3NpdG9yeS9sZWdhbDBBBggrBgEFBQcCAjA1DDNodHRwczovL3d3
dy5nZW90cnVzdC5jb20vcmVzb3VyY2VzL3JlcG9zaXRvcnkvbGVnYWwwHQYDVR0l
BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMB8GA1UdIwQYMBaAFNJv95b0hT9yPDB9
I9qFeJujfFp8MFcGCCsGAQUFBwEBBEswSTAfBggrBgEFBQcwAYYTaHR0cDovL2du
LnN5bWNkLmNvbTAmBggrBgEFBQcwAoYaaHR0cDovL2duLnN5bWNiLmNvbS9nbi5j
cnQwDQYJKoZIhvcNAQELBQADggEBABcDXIfMuiasrWd+7KKvL9IY3fOjqg+W3PqE
o8Njz1P8ApRk58l/MlOal9LTLNw9nYGxZVUaFEpyoHD0HoLxFOJ5x5TTLq/wNaVP
CT1wC49Bccjv7YbOtgvNqD4ujicQhRaTOK/VD79REpMsPoKoYH8PfMrfwgNH0Fd1
+rq3QkMhbHIzSR5rtq3q3HIqiawEXEgWO9+nSmnQXTOEx8T/C0m2XCR2KWU/5vse
F2kDkgMtaXwEfByU8zyHkX1Yz2pHU9GLG9r5H5/FuLDk4+RAfPmogRVm0eqX6JvZ
RtOymymw6YBXzjBsycG4B64A27N3HPG1umMWquy+5vfeDyTLqBU=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsoAqknXWj6SbHfhbatxI
mUlsK/W9vEN9Idrjptet3dsXcAnq3+79H4aAlu+VbI1b0jAQTg0RSgFKAqm+HFzl
yzJv7oV61ZZG3H6jXGRBpiIiJ8xtP1642DInUeG2BXjvl2ItZ/pHjmir/9ifpYhL
tLU6juUhW1FsUi2BgjvZYz5cXOuZGvYUjCf+Ov+drIbPpDRjIQGJajIfATj/y7JF
0SVhfKhtG7b24OymK2NpS+ZcWIFVyFXfcQHBD5gS0E8Xnw9eyF/rfYTcmNV4PU11
ci4HTTgXraFvC6ux8JoHixK4FZQIHplE/NipkGw68PvGgE5PPfdFAObq+u+xz0s3
TQIDAQAB
-----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 94063215687956011047061723395924718121
 . . . . . . . . [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 'GeoTrust Inc.'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GeoTrust SSL CA - G3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-12-07 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-06 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:12|false] UTF8String 'Kent'
 . . . . . . . . . . . . [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:12|false] UTF8String 'Rochester'
 . . . . . . . . . . . . [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:12|false] UTF8String 'The Thinking Schools Academy Trust'
 . . . . . . . . . . . . [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:12|false] UTF8String 'Networks'
 . . . . . . . . . . . . [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:12|false] UTF8String '*.cgsb.co.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 22533619440699838491379196329100444322763659713117170024238459428200700746022683622955236355849526503172135059639440761792531766320717274842442661732629403470739614907682865871557145039703422844544008168027837885068169334887010146786441951573643710757636193691722102176145383447916388216671171279551609393186514410042428426807084531892330965677673606942091532098244652256056087588760849202702299431699546329648546481517044494855438963309456151932409469252354258015843807427908208534386937466561220870690304035839432341177890215041346328170746073043216051695142233003512256668088211570725289007679665166858680370149197
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.cgsb.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cgsb.co.uk'
 . . . . . . . . . . . . . . . . [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 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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 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://gn.symcb.com/gn.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 (149 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.geotrust.com/resources/repository/legal'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'https://www.geotrust.com/resources/repository/legal'
 . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName d26ff796f4853f723c307d23da85789ba37c5a7c
 . . . . . . . . . . . . . . . . [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 (75 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://gn.symcd.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://gn.symcb.com/gn.crt'
 . . . . [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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