mailxchange.1and1.com
- 1 und 1 Internet AG -
Issued by Thawte SSL CA
About this certificate
This digital certificate with serial number 04:fc:1c:a5:a8:9b:be:12:18:c4:a8:1b:c1:69:aa:96 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:
- CAs must include keyIdentifer field of AKI in all non-self-issued certificates (RFC 5280: 4.2.1.1)
- Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)
1 und 1 Internet AG
Organization:
1 und 1 Internet AG
State / Province:
Rheinland-Pfalz
Locality: Montabaur
Country: DE
Locality: Montabaur
Country: DE
Thawte, Inc.
Organization:
Thawte, Inc.
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:fc:1c:a5:a8:9b:be:12:18:c4:a8:1b:c1:69:aa:96Serial Number (int): 6625951823787919889876600590585932438
Serial Number lenght: 123 bits, 16 octets
SubjectKeyId:
AuthorityKeyId:
Fingerprint (sha1): 57:f7:bf:ad:f7:20:a8:b6:92:d3:14:86:f2:b3:99:f3:71:0d:b8:b5
Fingerprint (sha256): 0c:ac:ba:08:4d:f2:9d:be:fb:c7:72:39:af:fe:37:53:c8:70:8f:29:f2:23:0e:f5:f5:0f:c3:42:9f:49:02:0b
Revocation information
OCSP Server: http://ocsp.thawte.comCRL Distribution Point: http://svr-ov-crl.thawte.com/ThawteOV.crl
Check the revocation status for certificate mailxchange.1and1.com
0
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mailxchange.1and1.com
Public Key Algorithm
RSA
Key Size
1024
Signature Algorithm
SHA1 with RSA
Key Usage
Extended Key Usages
Server Authentication
Client Authentication
Extensions
4 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
This certificate doesn't contain any subject alternative names.
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Certificate
The complete raw certificate details for mailxchange.1and1.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIDXDCCAkSgAwIBAgIQBPwcpaibvhIYxKgbwWmqljANBgkqhkiG9w0BAQUFADA8 MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMVGhhd3RlLCBJbmMuMRYwFAYDVQQDEw1U aGF3dGUgU1NMIENBMB4XDTEyMDMyMTAwMDAwMFoXDTEzMDQxNzIzNTk1OVoweTEL MAkGA1UEBhMCREUxGDAWBgNVBAgTD1JoZWlubGFuZC1QZmFsejESMBAGA1UEBxQJ TW9udGFiYXVyMRwwGgYDVQQKFBMxIHVuZCAxIEludGVybmV0IEFHMR4wHAYDVQQD FBVtYWlseGNoYW5nZS4xYW5kMS5jb20wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJ AoGBAODlwhbfAfhZK6de+To9H4R5FB8t5UnOXdMcnyAa82+s0E3BlBxdjwlg2Zuo Pd4ssIKPyUj8GMhLN2nfKLkHX48PMOdzW1dhHK3i/iHVGoCSk65YtbVczEOOelW8 6vOmIoX89E2kW+RIs1oi8y+1atBWvVHIJlitDddrhLKKCXXJAgMBAAGjgaAwgZ0w DAYDVR0TAQH/BAIwADA6BgNVHR8EMzAxMC+gLaArhilodHRwOi8vc3ZyLW92LWNy bC50aGF3dGUuY29tL1RoYXd0ZU9WLmNybDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI KwYBBQUHAwIwMgYIKwYBBQUHAQEEJjAkMCIGCCsGAQUFBzABhhZodHRwOi8vb2Nz cC50aGF3dGUuY29tMA0GCSqGSIb3DQEBBQUAA4IBAQBvOZX+lwbGmDrZ+RvCWBeE HS+Wb31dBHFPEn2BgzkqHj3MPGvZPD+e6Av9lzDp6JjkFJjvrPHZIIEoylCc6GRl R7BGmnb1beFtWYfKSnCoyT2dRaGsBKhNFdNW7+g9Y1z/fFo9HxpkBBA6ffEuSBUb x1ZPhyXySxlKm/5FuYLVKSOOB7q33Hiua44ltCZUHYVdMPE6FU7zo6iS5iCatd4K C7bKBScRVTGPMxdk6QkfbcAnK2Il/dKD1jMFZ9MI2U7+I8qUFm51BF1dNBzDpgh7 R63mr4FpCg1OirRnd3E5qFgr7D1XRW1rBEwSIi6atC1WEXeABiangSzSAK6fF172 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDg5cIW3wH4WSunXvk6PR+EeRQf LeVJzl3THJ8gGvNvrNBNwZQcXY8JYNmbqD3eLLCCj8lI/BjISzdp3yi5B1+PDzDn c1tXYRyt4v4h1RqAkpOuWLW1XMxDjnpVvOrzpiKF/PRNpFvkSLNaIvMvtWrQVr1R yCZYrQ3Xa4Syigl1yQIDAQAB -----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 6625951823787919889876600590585932438 . . . . . . . . [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 '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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Thawte SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-03-21 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-04-17 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 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DE' . . . . . . . . . . . . [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 'Rheinland-Pfalz' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Montabaur' . . . . . . . . . . . . [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:20|false] TeletexString, T61String '1 und 1 Internet AG' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'mailxchange.1and1.com' . . . . . . . . [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 (1120 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 157928390190316758297267665304163440766495703646268548208514938557255182678087856445866041133305237385700697723632535123879526870937102465418744008300677596511313825139145085711754179680616561486527937767261065887465990854965037287922148920899660744700611397736028777734092966862079188517071215754654970901961 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (51 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://svr-ov-crl.thawte.com/ThawteOV.crl' . . . . . . . . . . . . . . . . [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 (38 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://ocsp.thawte.com' . . . . [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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