Issued by COMODO RSA Domain Validation Secure Server CA

About this certificate


This digital certificate with serial number b9:57:22:af:d6:f3:e5:28:8a:6a:5a:e7:fa:1b:af:f8 was issued on by COMODO CA Limited .

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. While the 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.

Cerificate errors/warnings *beta

  • ERROR: Certificate contains an internal server name in the common name '[]'
  • ERROR: Certificate CN is not listed in subjectAltName

Organization unit: Domain Control Validated
Organization unit: Hosted by Fubra Limited
Organization unit: PositiveSSL Multi-Domain

COMODO CA Limited

Organization: COMODO CA Limited

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): b9:57:22:af:d6:f3:e5:28:8a:6a:5a:e7:fa:1b:af:f8
Serial Number (int): 246359612580281573889642376380079124472
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 14:40:65:e0:00:99:31:b4:bf:d5:e5:b9:8c:14:e7:2f:8c:19:c2:2f
AuthorityKeyId: 90:af:6a:3a:94:5a:0b:d8:90:ea:12:56:73:df:43:b4:3a:28:da:e7

Fingerprint (sha1): 19:dc:14:94:94:85:b4:80:90:ec:28:7c:9c:4b:81:b9:ab:d5:82:3c
Fingerprint (sha256): 2e:df:06:fb:1f:a3:5c:46:14:f0:81:b3:a5:0b:8f:1f:c2:1f:6a:03:0e:82:2d:77:69:2e:c5:44:4c:97:81:95

Issuing Certificate URL: http://crt.comodoca.com/COMODORSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSADomainValidationSecureServerCA.crl

Check the revocation status for the current certificate on
4
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

*.clearbooks.co.uk
*.clearbooks.nl
clearbooks.co.uk
clearbooks.nl

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFhzCCBG+gAwIBAgIRALlXIq/W8+Uoimpa5/obr/gwDQYJKoZIhvcNAQELBQAw gZAxCzAJBgNVBAYTAkdCMRswGQYDVQQIExJHcmVhdGVyIE1hbmNoZXN0ZXIxEDAO BgNVBAcTB1NhbGZvcmQxGjAYBgNVBAoTEUNPTU9ETyBDQSBMaW1pdGVkMTYwNAYD VQQDEy1DT01PRE8gUlNBIERvbWFpbiBWYWxpZGF0aW9uIFNlY3VyZSBTZXJ2ZXIg Q0EwHhcNMTQxMDIxMDAwMDAwWhcNMTUxMDIwMjM1OTU5WjBoMSEwHwYDVQQLExhE b21haW4gQ29udHJvbCBWYWxpZGF0ZWQxIDAeBgNVBAsTF0hvc3RlZCBieSBGdWJy YSBMaW1pdGVkMSEwHwYDVQQLExhQb3NpdGl2ZVNTTCBNdWx0aS1Eb21haW4wggEi MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCgV908ARuHBjf597F06lKZs6S6 1OoykC1OeigLiIwaeSBXf6Zjt0r/2HgxwEXKSWKwzrK511hcIyKbAMPkCR2N+nDM t5v8M2IEGGYu3ju+J+KB5J8ZBPHXUlfrDps4fHAEqXXtFU2m60E9EcJAPt6sz9c8 zYkuQHFovGhy4oFIDpEOtCjN47qI2tq2RLMGddPjRRN+g/uVGf9mS/2oenepohus CiqZWQDpEfstGu8ryv6tyonwn0NntZ15+g6RjKTVz1uQaKeUH1hYfZohNGwWfN+p 7BsjNZ9HU+ftqkU8bN29hbKi0IArGjKPm2pRPphzKMwdcXVECowmOODqwyhdAgMB AAGjggIBMIIB/TAfBgNVHSMEGDAWgBSQr2o6lFoL2JDqElZz30O0Oija5zAdBgNV HQ4EFgQUFEBl4ACZMbS/1eW5jBTnL4wZwi8wDgYDVR0PAQH/BAQDAgWgMAwGA1Ud EwEB/wQCMAAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCME8GA1UdIARI MEYwOgYLKwYBBAGyMQECAgcwKzApBggrBgEFBQcCARYdaHR0cHM6Ly9zZWN1cmUu Y29tb2RvLmNvbS9DUFMwCAYGZ4EMAQIBMFQGA1UdHwRNMEswSaBHoEWGQ2h0dHA6 Ly9jcmwuY29tb2RvY2EuY29tL0NPTU9ET1JTQURvbWFpblZhbGlkYXRpb25TZWN1 cmVTZXJ2ZXJDQS5jcmwwgYUGCCsGAQUFBwEBBHkwdzBPBggrBgEFBQcwAoZDaHR0 cDovL2NydC5jb21vZG9jYS5jb20vQ09NT0RPUlNBRG9tYWluVmFsaWRhdGlvblNl Y3VyZVNlcnZlckNBLmNydDAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuY29tb2Rv Y2EuY29tME8GA1UdEQRIMEaCEiouY2xlYXJib29rcy5jby51a4IPKi5jbGVhcmJv b2tzLm5sghBjbGVhcmJvb2tzLmNvLnVrgg1jbGVhcmJvb2tzLm5sMA0GCSqGSIb3 DQEBCwUAA4IBAQBKu5K8R8GKoU1CG89SHIXjqNL0vboqEXDNMuZh5SrNgKdm4oWB Jz+2D6ND3xREPkQa65EmSZImHviibywGjZmuQ2cuT/87HtncRES9nwAd5iDK6OpH +Yg+xN+kzR2R0nFSDqEcTjZgTL2acIPO7pBQzm7hPyuJyLiK+t+mzBDwZEw5zPL6 zor+M9UiEMvdOirqGSKeJVdMMNzNyRbpLDbgyej2ji4JTSQTkDbtSS/MXFF7qx8+ 2LhfbNdCVxNSBdrC+hXIZM3Lmy/3NLj8jvOq3lJPxlJQK9g/Kb1NZwli552vmi1N jjbIKxSVzhATjra2sQ+Bl0thO34maOSnJR+S -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoFfdPAEbhwY3+fexdOpS mbOkutTqMpAtTnooC4iMGnkgV3+mY7dK/9h4McBFyklisM6yuddYXCMimwDD5Akd jfpwzLeb/DNiBBhmLt47vifigeSfGQTx11JX6w6bOHxwBKl17RVNputBPRHCQD7e rM/XPM2JLkBxaLxocuKBSA6RDrQozeO6iNratkSzBnXT40UTfoP7lRn/Zkv9qHp3 qaIbrAoqmVkA6RH7LRrvK8r+rcqJ8J9DZ7WdefoOkYyk1c9bkGinlB9YWH2aITRs FnzfqewbIzWfR1Pn7apFPGzdvYWyotCAKxoyj5tqUT6YcyjMHXF1RAqMJjjg6sMo XQIDAQAB -----END PUBLIC KEY-----

ASN1 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 246359612580281573889642376380079124472 . . . . . . . . [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 '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 'Greater Manchester' . . . . . . . . . . . . [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 'Salford' . . . . . . . . . . . . [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 'COMODO CA Limited' . . . . . . . . . . . . [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 'COMODO RSA Domain Validation Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-10-21 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-10-20 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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Hosted by Fubra Limited' . . . . . . . . . . . . [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 'PositiveSSL Multi-Domain' . . . . . . . . [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 20241456244869026380622375500858720823927539467384820337357212490163101043279635303230587560005831094854389245429408492993121452654631931561564811111601170604014225402367363779292537740610864538823748644804257715108832462100545610634272565875503211316939447863555569329566130403662328417272685602503151736436254114957347842312173013698098982170014151765942343709750031800883426231463859063406926157138899071074728253547439371784363234816731725416355737652660385514143005464651313662760251826222840393764230775437535642282212938289076492269467550228593649657988191157107094814671069438505431342452810326581411653560413 . . . . . . . . . . . . . . . . . . . . [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 90af6a3a945a0bd890ea125673df43b43a28dae7 . . . . . . . . . . . . . . . . [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) 144065e0009931b4bfd5e5b98c14e72f8c19c22f . . . . . . . . . . . . . . . . [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 (72 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://secure.comodo.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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (77 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.comodoca.com/COMODORSADomainValidationSecureServerCA.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 (121 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.comodoca.com/COMODORSADomainValidationSecureServerCA.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.comodoca.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 (72 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.clearbooks.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.clearbooks.nl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'clearbooks.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'clearbooks.nl' . . . . [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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