mail.rettig.com.cn

Issued by PositiveSSL CA 2

About this certificate


This digital certificate with serial number 4b:67:b2:6f:f1:7c:7e:3e:92:fc:c9:c7:6a:eb:3a:a6 was issued on by COMODO 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.

mail.rettig.com.cn

Organization unit: Domain Control Validated
Organization unit: PositiveSSL

COMODO CA Limited

Organization: COMODO CA Limited

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 4b:67:b2:6f:f1:7c:7e:3e:92:fc:c9:c7:6a:eb:3a:a6
Serial Number (int): 100230525398269657135244018144665877158
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId: 5b:6b:d0:ec:48:bc:8d:81:9d:3e:68:b9:d0:33:fa:bc:2d:bd:1a:c3
AuthorityKeyId: 99:e4:40:5f:6b:14:5e:3e:05:d9:dd:d3:63:54:fc:62:b8:f7:00:ac

Fingerprint (sha1): ac:ed:9e:37:e4:c4:cb:97:05:5c:c2:38:18:78:ab:bb:11:21:bf:a7
Fingerprint (sha256): 64:b3:ee:d8:37:aa:2f:45:1a:51:84:c2:aa:96:37:41:ff:f1:3d:02:54:9a:11:08:bf:89:1a:e4:13:02:2c:9e

Issuing Certificate URL: http://crt.comodoca.com/PositiveSSLCA2.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/PositiveSSLCA2.crl

Check the revocation status for the current certificate on mail.rettig.com.cn
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

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

mail.rettig.com.cn
www.mail.rettig.com.cn

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFCjCCA/KgAwIBAgIQS2eyb/F8fj6S/MnHaus6pjANBgkqhkiG9w0BAQUFADBz MQswCQYDVQQGEwJHQjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYD VQQHEwdTYWxmb3JkMRowGAYDVQQKExFDT01PRE8gQ0EgTGltaXRlZDEZMBcGA1UE AxMQUG9zaXRpdmVTU0wgQ0EgMjAeFw0xMzA2MTcwMDAwMDBaFw0xNTA2MTcyMzU5 NTlaMFYxITAfBgNVBAsTGERvbWFpbiBDb250cm9sIFZhbGlkYXRlZDEUMBIGA1UE CxMLUG9zaXRpdmVTU0wxGzAZBgNVBAMTEm1haWwucmV0dGlnLmNvbS5jbjCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALju0q7TUXYjNX+R5lDlK5i/7XyS JDzFtTsIjO6/B9CwVQoHkfBbbIYDUGyn8NR/fRmmPazNsrkAOy7BbCdR0f4gwVRI cLaNgWcqAw2ZefZWKLjhLT11NZGdP12aXKovurN74V2FSJORxe9CRBKWI0wv81JU +7+LmVIRLcmtUkTZBfzjR0LNX4VlxYSMTBZEzX08hd8HKfaIEijvoT7fRPtVNOKf khALu2CkJ26Vrh2dyele3Il3v3MwtteDs49CgBXiTQ3fbVfxpviehYY5VhBe2Qfc woyMGCJKviKcCbkvKEfa40qde90qR5ZMrZtloMKchKWkqaNxIEdfQB4hookCAwEA AaOCAbUwggGxMB8GA1UdIwQYMBaAFJnkQF9rFF4+Bdnd02NU/GK49wCsMB0GA1Ud DgQWBBRba9DsSLyNgZ0+aLnQM/q8Lb0awzAOBgNVHQ8BAf8EBAMCBaAwDAYDVR0T AQH/BAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwUAYDVR0gBEkw RzA7BgsrBgEEAbIxAQICBzAsMCoGCCsGAQUFBwIBFh5odHRwOi8vd3d3LnBvc2l0 aXZlc3NsLmNvbS9DUFMwCAYGZ4EMAQIBMDsGA1UdHwQ0MDIwMKAuoCyGKmh0dHA6 Ly9jcmwuY29tb2RvY2EuY29tL1Bvc2l0aXZlU1NMQ0EyLmNybDBsBggrBgEFBQcB AQRgMF4wNgYIKwYBBQUHMAKGKmh0dHA6Ly9jcnQuY29tb2RvY2EuY29tL1Bvc2l0 aXZlU1NMQ0EyLmNydDAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuY29tb2RvY2Eu Y29tMDUGA1UdEQQuMCyCEm1haWwucmV0dGlnLmNvbS5jboIWd3d3Lm1haWwucmV0 dGlnLmNvbS5jbjANBgkqhkiG9w0BAQUFAAOCAQEATEqKXkaG5BBPBC3tGemZI0/f sUBDUdLCLjtTPMl01fC7DzBEyoDSRaynVZmwEyyba/G+BPAd3ztjvgeXckKF8Yw6 LrTGE8uOPGQ71G1belq3vNO93d+bmsHqodKnqwpV5NcVwXP9Lye88lkRWm76E/0O XVYRDtPq3YvE6qTCuicoC3y//ykHqKcgGMowEOJVGsoslz0XRki2Sg/5t2o5Ds33 DygnejwWHu1q2EIL2roVhwaEMqpc0l/t4BlRfmHVtBjrfBoL2hya1nlTLmFUitMn adVbn1y3lrIm7CT+wP37ojh4Bdh0w63/TLA8paT8NRgaNtUMMCPQR6r+Q73a9Q== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuO7SrtNRdiM1f5HmUOUr mL/tfJIkPMW1OwiM7r8H0LBVCgeR8FtshgNQbKfw1H99GaY9rM2yuQA7LsFsJ1HR /iDBVEhwto2BZyoDDZl59lYouOEtPXU1kZ0/XZpcqi+6s3vhXYVIk5HF70JEEpYj TC/zUlT7v4uZUhEtya1SRNkF/ONHQs1fhWXFhIxMFkTNfTyF3wcp9ogSKO+hPt9E +1U04p+SEAu7YKQnbpWuHZ3J6V7ciXe/czC214Ozj0KAFeJNDd9tV/Gm+J6FhjlW EF7ZB9zCjIwYIkq+IpwJuS8oR9rjSp173SpHlkytm2WgwpyEpaSpo3EgR19AHiGi iQIDAQAB -----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 100230525398269657135244018144665877158 . . . . . . . . [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 '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 'PositiveSSL CA 2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-06-17 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-06-17 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 'PositiveSSL' . . . . . . . . . . . . [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 'mail.rettig.com.cn' . . . . . . . . [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 23345616114527844973219168283994615356668416545728383055012006237136898890430142876931320194204751288925893178318087455325432201810368571151638803548599086656445912618708493187245728181133025680480593822516797360632652398741209798419405659078741947067710356359177875634383404440799766770500938882961259839240295443696954343372855939156688546042257635864527358951498059352388932177904686398103541227045524421303612349673650666154002193328585193863484781587823452720980812445955645554257194375729698345569522521020301456424559216387449237274864703119446563344734834005691531188412087297674604956430573725396093701825161 . . . . . . . . . . . . . . . . . . . . [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 99e4405f6b145e3e05d9ddd36354fc62b8f700ac . . . . . . . . . . . . . . . . [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) 5b6bd0ec48bc8d819d3e68b9d033fabc2dbd1ac3 . . . . . . . . . . . . . . . . [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 (73 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 'http://www.positivessl.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 (52 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/PositiveSSLCA2.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 (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 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.comodoca.com/PositiveSSLCA2.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 (46 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.rettig.com.cn' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mail.rettig.com.cn' . . . . [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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