secure.bigadvertising.co.uk
Issued by thawte DV SSL SHA256 CA
About this certificate
This digital certificate with serial number 36:c3:1e:68:fd:85:46:38:02:52:42:3c:29:8d:df:ee was issued on by thawte, Inc..
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)
Certificate Subject
CN=secure.bigadvertising.co.uk
thawte, Inc.
Organization:
thawte, Inc.
Organization unit: Domain Validated SSL
Organization unit: Domain Validated SSL
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 36:c3:1e:68:fd:85:46:38:02:52:42:3c:29:8d:df:eeSerial Number (int): 72791426450277585775620642218280083438
Serial Number lenght: 126 bits, 16 octets
SubjectKeyId:
AuthorityKeyId: 7d:29:31:2f:c1:1e:6e:ae:31:05:6a:b3:eb:1c:cd:a9:dd:ae:80:9a
Fingerprint (sha1): 45:4f:15:5e:7b:c4:2a:cb:29:c0:8b:f9:cc:94:4d:51:af:57:17:83
Fingerprint (sha256): 63:34:8a:af:86:4e:fa:86:4c:93:0d:7a:30:88:6c:c3:d1:3b:ba:49:b7:52:07:45:c7:ad:81:b8:de:75:b4:c1
Issuing Certificate URL: http://tm.symcb.com/tm.crt
Revocation information
OCSP Server: http://tm.symcd.comCRL Distribution Point: http://tm.symcb.com/tm.crl
Check the revocation status for certificate secure.bigadvertising.co.uk
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for secure.bigadvertising.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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
secure.bigadvertising.co.uk
Other certificates including the domain name bigadvertising.co.uk
(limited to 100 certificates)
Certificate
The complete raw certificate details for secure.bigadvertising.co.uk in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGFTCCBP2gAwIBAgIQNsMeaP2FRjgCUkI8KY3f7jANBgkqhkiG9w0BAQsFADBl MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMdGhhd3RlLCBJbmMuMR0wGwYDVQQLExRE b21haW4gVmFsaWRhdGVkIFNTTDEgMB4GA1UEAxMXdGhhd3RlIERWIFNTTCBTSEEy NTYgQ0EwHhcNMTYxMjAzMDAwMDAwWhcNMTkwMTAyMjM1OTU5WjAmMSQwIgYDVQQD DBtzZWN1cmUuYmlnYWR2ZXJ0aXNpbmcuY28udWswggEiMA0GCSqGSIb3DQEBAQUA A4IBDwAwggEKAoIBAQCnxlbsJH2Cp4Kz6/motFINp5HZXnp+wva1DjQeuHmgXjKj 5pshBKnq9b/lemSCgoAUbAZYdcQ5MsjtTIYP2LX7unTbm9ScscZxiNSRxRdC2akk fFqYjN4I+riuJdamvrSbAd01VkROKzA72bEknFPfkTOfZuKSRmQQTWY2WSzFYnOi 7CrApCas/mcwZtaMhs6HQlF7W8uUMoD3GBNHcgRCyd5Lz5i1Vf4dbNG4y4/36+Km dcvlBvtMP7sUhd0eVqD3Gzv8e2RDT2XC9RnnmJg1IxaBpgsWNsmzl3BWzk9cqDAQ SiNOK44AOc8Gcc5lWovRliYZGv9jKOAXUhOhytxNAgMBAAGjggL+MIIC+jAmBgNV HREEHzAdghtzZWN1cmUuYmlnYWR2ZXJ0aXNpbmcuY28udWswCQYDVR0TBAIwADAr BgNVHR8EJDAiMCCgHqAchhpodHRwOi8vdG0uc3ltY2IuY29tL3RtLmNybDBuBgNV HSAEZzBlMGMGBmeBDAECATBZMCYGCCsGAQUFBwIBFhpodHRwczovL3d3dy50aGF3 dGUuY29tL2NwczAvBggrBgEFBQcCAjAjDCFodHRwczovL3d3dy50aGF3dGUuY29t L3JlcG9zaXRvcnkwHwYDVR0jBBgwFoAUfSkxL8Eebq4xBWqz6xzNqd2ugJowDgYD VR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjBXBggr BgEFBQcBAQRLMEkwHwYIKwYBBQUHMAGGE2h0dHA6Ly90bS5zeW1jZC5jb20wJgYI KwYBBQUHMAKGGmh0dHA6Ly90bS5zeW1jYi5jb20vdG0uY3J0MIIBfQYKKwYBBAHW eQIEAgSCAW0EggFpAWcAdgDd6x0reg1PpiCLga2BaHB+Lo6dAdVciI09EcTNtuy+ zAAAAVjEfXLSAAAEAwBHMEUCIQCXyuoYSspRfe4K2DBAD8S8e+icnm3DgSAozRB5 1KsdTQIgJYlK+u4VcdEezAZGtKY6U/TCgT9+EzpyfOWIAuNkBGMAdQDuS723dc5g uuFCaR+r4Z5mow9+X7By2IMAxHuJeqj9ywAAAVjEfXMcAAAEAwBGMEQCIDJF14y6 fBRJb/535jGIV4Ks3PtRNwRLD1DLHy28sImyAiAnloJY/LDImoFvV8OoNZyrfcOP 7u0XVcj/eCaRcrdYgAB2ALx44d/F9jxoRkkzTaEPoV8JeWkgCcCBtPP2kX8+2bil AAABWMR9c7sAAAQDAEcwRQIhALATyuk8B4m25oP4zTdwxsufMDmI5gyIPqagupOg eaNTAiBbIHjrWD5dAHek8n63pLmrpngEyy9jgqjg+xUhDYkpDjANBgkqhkiG9w0B AQsFAAOCAQEAAMU3se7iDGaK11H/GntrbH0Zt62JJ/OtzeavbOVD9wChEENLO2U3 Cv91M7Dm1il+1wx/nUcQPOWsp7TcawlbCKOXMWUTjHdQjht95YCXRIgbr8wQOpxN gyeWVovruzatVXOH4VnDCGhyjL88hPl8KakhzwKUnedlHyJocCsQqxSnc6dZfDZP yAOGBqd2UNc0dxcYnnYnLr/gOlmcUX6P/4LijUC/wPr/GglGUR4Gx2tVBbwb4Esi Kh4KwGvnE9q41sCHztV0Qe0yWPRXC89ZxzSaZUCt2J1ArkEjTioJcTchsI3QBpC6 EQfF/1d574O/ey6Inlc2zQKxHjZrSj+TbA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAp8ZW7CR9gqeCs+v5qLRS DaeR2V56fsL2tQ40Hrh5oF4yo+abIQSp6vW/5XpkgoKAFGwGWHXEOTLI7UyGD9i1 +7p025vUnLHGcYjUkcUXQtmpJHxamIzeCPq4riXWpr60mwHdNVZETiswO9mxJJxT 35Ezn2bikkZkEE1mNlksxWJzouwqwKQmrP5nMGbWjIbOh0JRe1vLlDKA9xgTR3IE QsneS8+YtVX+HWzRuMuP9+vipnXL5Qb7TD+7FIXdHlag9xs7/HtkQ09lwvUZ55iY NSMWgaYLFjbJs5dwVs5PXKgwEEojTiuOADnPBnHOZVqL0ZYmGRr/YyjgF1ITocrc 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 72791426450277585775620642218280083438 . . . . . . . . [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 'thawte, 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 'Domain Validated SSL' . . . . . . . . . . . . [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 'thawte DV SSL SHA256 CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-03 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-01-02 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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'secure.bigadvertising.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 21179601802112753236152376761506123783161438825533036420095824039415624013625426255677705445444738220579151104795356011410262684525261133224381470252813926046809078971033188311470744408963173178670478006043377865243685605876491587408338588535730079239939536023611089119208836256139896416528521621687115215959194375435207332536505752431244626892070770127610250485902344231491767325470401075077731551106317877340517990292136851828758609077626658685637036830547863991470310756614153822910116177663449194036045849163612917194929664206179749695341271889594824157609261651103697756466549142166087175831988297568006760488013 . . . . . . . . . . . . . . . . . . . . [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 (31 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'secure.bigadvertising.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 2.5.29.31 (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://tm.symcb.com/tm.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 (103 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: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.thawte.com/cps' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.thawte.com/repository' . . . . . . . . . . . . . . . . [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 7d29312fc11e6eae31056ab3eb1ccda9ddae809a . . . . . . . . . . . . . . . . [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 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://tm.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://tm.symcb.com/tm.crt' . . . . . . . . . . . . . . . . [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 (365 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (361 bytes) 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 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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