1.exchange.1and1.us

- 1&1 Internet Inc. -

Issued by thawte SSL CA - G2

About this certificate

This digital certificate with serial number 50:0a:c7:4a:3b:4c:d5:fa:8c:9e:b7:65:58:85:46:c8 was issued on by thawte, Inc..

With 5 subject alternative names this certificate can be used to secure multiple fqdn's. 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)

1&1 Internet Inc.

Organization: 1&1 Internet Inc.
State / Province: Pennsylvania
Locality: Chesterbrook
Country: US

thawte, Inc.

Organization: thawte, Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 50:0a:c7:4a:3b:4c:d5:fa:8c:9e:b7:65:58:85:46:c8
Serial Number (int): 106394204712126275274194895602371086024
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: c2:4f:48:57:fc:d1:4f:9a:c0:5d:38:7d:0e:05:db:d9:2e:b5:52:60

Fingerprint (sha1): 00:3b:c9:34:32:d4:66:c7:35:ce:df:5c:7f:22:94:1e:fc:fb:b3:13
Fingerprint (sha256): fd:1d:52:a7:f9:76:90:e7:c0:91:10:f4:05:f5:67:79:10:85:52:e9:e9:36:c5:d5:d1:8b:70:f9:d7:2d:77:32

Issuing Certificate URL: http://tj.symcb.com/tj.crt

Revocation information

OCSP Server: http://tj.symcd.com
CRL Distribution Point: http://tj.symcb.com/tj.crl

Check the revocation status for certificate 1.exchange.1and1.us

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 1.exchange.1and1.us

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

1.exchange.1and1.com
1.exchange.1and1.mx
mail.1.exchange.1and1.us
smtp.1.exchange.1and1.us
1.exchange.1and1.us

Other certificates including the domain name 1and1.us

(limited to 100 certificates)

Certificate

The complete raw certificate details for 1.exchange.1and1.us in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzuygL2l08PtC5y5XOOaP
VSEP5aoNDZRfpmJaJ/uuhykFm8xeafvc/kbM6/FeqBFkyPCwBjZnv/SpdHkZcW8H
JWiwJDmTnOkCunBdvlKYWT6fePdgGnsANqjpB66dgjZgGVGNZgRWFEfS4UcC7C/D
T+PTk598hPTjfFp6Slye4YYzGh0VAwr/s/p/tvGjiLfd7G13NtoHbk4UClW7PmZ4
4A30hIX6rQAjUJYvMsp4VTSgbIqh0nCX7o8Rtfz4BnN440eVwIwbd2Ypx/x/A/oI
1pPPT5gaZJcmF4AUehoUn3AhF24rKE/1ByX82fOVgBxBQvnXIqXE4CLdmVTjFWMA
0wIDAQAB
-----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 106394204712126275274194895602371086024
 . . . . . . . . [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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'thawte SSL CA - G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-10-22 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-12 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 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'Pennsylvania'
 . . . . . . . . . . . . [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:12|false] UTF8String 'Chesterbrook'
 . . . . . . . . . . . . [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:12|false] UTF8String '1&1 Internet 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:12|false] UTF8String '1.exchange.1and1.us'
 . . . . . . . . [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 26121775316131294977477545447332092978809194491467441428147124788258910616238143016243775003171756811800490018047249809568286082981574885884507610697828956157521415412284830874444504395773913537975192682912193881215418189434412721681359758967632455933870135131561716273482708865797144485187070610580709131656632478099952353703058985804950349423479689155186799109627061743812687639069292915740070830759904577299352284281201075914465264658434283307973868384065878677204766539626374607917802865397626676777230072934542264893932156082319828624339101738725775432258895545262507474784000913240021260304762529690336226377939
 . . . . . . . . . . . . . . . . . . . . [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 (118 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1.exchange.1and1.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1.exchange.1and1.mx'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.1.exchange.1and1.us'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.1.exchange.1and1.us'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1.exchange.1and1.us'
 . . . . . . . . . . . . . . . . [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 2.5.29.32 (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 2.23.140.1.2.2 (Organization 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 2.5.29.15 (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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c24f4857fcd14f9ac05d387d0e05dbd92eb55260
 . . . . . . . . . . . . . . . . [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://tj.symcb.com/tj.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 (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://tj.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://tj.symcb.com/tj.crt'
 . . . . [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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