www.ib2000.net

Issued by WoSign Class 1 DV Server CA

About this certificate


This digital certificate with serial number 0f:f0:17:f2:88:92:db:2e:91:84:2c:11:44:83:44:81 was issued on by WoSign CA Limited .

With 2 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: KeyUsage extension SHOULD be marked as critical when present
  • ERROR: Certificate has key usage [KeyAgreement] set
  • ERROR: Certificate [key exponent should be odd and >2^16: 3]

www.ib2000.net

WoSign CA Limited

Organization: WoSign CA Limited

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 0f:f0:17:f2:88:92:db:2e:91:84:2c:11:44:83:44:81
Serial Number (int): 21185056893725808727456068781752927361
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: a2:8b:dc:1f:4a:39:ae:7a:e2:a4:19:91:99:d8:65:1b:84:51:ed:46
AuthorityKeyId: 0c:d0:e1:be:b7:3e:17:a8:b6:e1:75:23:66:31:73:9d:7d:5d:da:f9

Fingerprint (sha1): d4:77:d7:ed:6e:8f:86:f7:72:ae:93:19:15:c1:12:77:5c:aa:6a:70
Fingerprint (sha256): d1:a2:eb:e3:24:f7:36:ac:e6:9f:a5:fd:d5:56:eb:12:d8:f3:64:96:aa:7b:fe:26:8b:60:ef:52:e3:b6:b1:9d

Issuing Certificate URL: http://aia1.wosign.com/class1.server.ca1.cer

Revocation information

OCSP Server: http://ocsp1.wosign.com/class1/server/ca1
CRL Distribution Point: http://crls1.wosign.com/ca1-server-1.crl

Check the revocation status for the current certificate on www.ib2000.net
2
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

SHA1 with RSA



Key Usage

Digital Signature
Key Encipherment
Key Agreement

Extended Key Usages

Client Authentication
Server Authentication

Extensions

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

www.ib2000.net
ib2000.net

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEvDCCA6SgAwIBAgIQD/AX8oiS2y6RhCwRRINEgTANBgkqhkiG9w0BAQUFADBP MQswCQYDVQQGEwJDTjEaMBgGA1UEChMRV29TaWduIENBIExpbWl0ZWQxJDAiBgNV BAMTG1dvU2lnbiBDbGFzcyAxIERWIFNlcnZlciBDQTAeFw0xMzEyMzAwODA2NTJa Fw0xNTAxMjkwODA2NTJaMBkxFzAVBgNVBAMTDnd3dy5pYjIwMDAubmV0MIIBIDAN BgkqhkiG9w0BAQEFAAOCAQ0AMIIBCAKCAQEA4yztSjMo6JNlNUkdMQGMg3uAwkXF gzostx2+PeIxnm1NFWndqiPcADl7pey5eZEgZSVx7ZY9Rwmy8m1kmfN7fVEle3d1 /fkmdKTKajc0YenJ9gJweok7s15LJw4IZCM5zMdblodOcXEJxFgWfPKJ1bp2zT/j KqAVWlG2HGdgmd03nXJbISbUiHzXcJbDrBkS4XbNRjQNqPcbNiPxyhSstI9x6nd4 jOiHMBOfEE82/o7YUIo60r4vcm0s6cErIBwYJ6ITP4IScscUr3yEK4O83EZyiLNt kbvZmxxVCrjq1Qz3bJTU0ICQkroBp5RaAZ2Lur4vbax17HtEkUJ8JPUBHwIBA6OC AcowggHGMAsGA1UdDwQEAwIDqDAdBgNVHSUEFjAUBggrBgEFBQcDAgYIKwYBBQUH AwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUoovcH0o5rnripBmRmdhlG4RR7UYw HwYDVR0jBBgwFoAUDNDhvrc+F6i24XUjZjFznX1d2vkwfwYIKwYBBQUHAQEEczBx MDUGCCsGAQUFBzABhilodHRwOi8vb2NzcDEud29zaWduLmNvbS9jbGFzczEvc2Vy dmVyL2NhMTA4BggrBgEFBQcwAoYsaHR0cDovL2FpYTEud29zaWduLmNvbS9jbGFz czEuc2VydmVyLmNhMS5jZXIwOQYDVR0fBDIwMDAuoCygKoYoaHR0cDovL2NybHMx Lndvc2lnbi5jb20vY2ExLXNlcnZlci0xLmNybDAlBgNVHREEHjAcgg53d3cuaWIy MDAwLm5ldIIKaWIyMDAwLm5ldDBnBgNVHSAEYDBeMAgGBmeBDAECATBSBg0rBgEE AYKbUQEBAgECMEEwKQYIKwYBBQUHAgEWHWh0dHA6Ly93d3cud29zaWduLmNvbS9w b2xpY3kvMBQGCCsGAQUFBwICMAgwBBYAMAAaADANBgkqhkiG9w0BAQUFAAOCAQEA kWgx2hjK7LJuC+l1g99dbKSIFaw1lWTnHNHydDYy+AGvcm4X8P52S5XY/UwIZvld O2phHJuMH3xjml3wOcE//v6QgXDEnBN3MtIemWRz1JMkK2R4/hR8trrnjgB81r/3 DzVoMmWuKcMc6+eYC1eHpZk0JsD1xa/k+1FFh3rdXVjjfoxy9l7qaWRpuDNFbfsB srBDp4+eCUQBzzEyx2p1MnkByT7Y8+ltH9zte64dZh5N8li+SERSi3uClVcrEJsd NHqf1hZrV0D480rMRI5EyqBpaouIa/7d5N2uSNkwwJ3/WVu6qXs1A3OUd8QY46Lw lHBP/PIqvTUo1J8AZXfjeg== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIDANBgkqhkiG9w0BAQEFAAOCAQ0AMIIBCAKCAQEA4yztSjMo6JNlNUkdMQGM g3uAwkXFgzostx2+PeIxnm1NFWndqiPcADl7pey5eZEgZSVx7ZY9Rwmy8m1kmfN7 fVEle3d1/fkmdKTKajc0YenJ9gJweok7s15LJw4IZCM5zMdblodOcXEJxFgWfPKJ 1bp2zT/jKqAVWlG2HGdgmd03nXJbISbUiHzXcJbDrBkS4XbNRjQNqPcbNiPxyhSs tI9x6nd4jOiHMBOfEE82/o7YUIo60r4vcm0s6cErIBwYJ6ITP4IScscUr3yEK4O8 3EZyiLNtkbvZmxxVCrjq1Qz3bJTU0ICQkroBp5RaAZ2Lur4vbax17HtEkUJ8JPUB HwIBAw== -----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 21185056893725808727456068781752927361 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [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 'CN' . . . . . . . . . . . . [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 'WoSign 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 'WoSign Class 1 DV Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-12-30 08:06:52 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-01-29 08:06:52 +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:19|false] PrintableString 'www.ib2000.net' . . . . . . . . [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 (2144 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28678249514018953921817140467944368667361574352657600238212315987445881634567955091037756904985407129766878941118173869769129404494514234388208768490648656301349898145649984971571480323942081282866140439420668362034276279076292867322916596774531526031263988275208182701453973389576458136440741529024633980800185132000383986507944173887798846083378408640095897157260766014046551171157322641410264946014988588743173477542352926519053047793825184884589975531994814423424531708266241078595860258315840773911628291463616678428625630742952701818480573328362028571298200942721937190649380066430037048280953787219123803324703 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3 . . . . . . . . [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 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (5 bits) 03a8 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) a28bdc1f4a39ae7ae2a4199199d8651b8451ed46 . . . . . . . . . . . . . . . . [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 0cd0e1beb73e17a8b6e175236631739d7d5ddaf9 . . . . . . . . . . . . . . . . [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 (115 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://ocsp1.wosign.com/class1/server/ca1' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://aia1.wosign.com/class1.server.ca1.cer' . . . . . . . . . . . . . . . . [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 (50 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://crls1.wosign.com/ca1-server-1.crl' . . . . . . . . . . . . . . . . [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 'www.ib2000.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ib2000.net' . . . . . . . . . . . . . . . . [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 (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 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 1.3.6.1.4.1.36305.1.1.2.1.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://www.wosign.com/policy/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String '' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:26|false] VisibleString, ISO646String [] . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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