mail.ctamericas.com

Issued by DigiCert SHA2 Secure Server CA

About this certificate


This digital certificate with serial number 07:bf:71:2e:b7:89:a5:2a:8a:ac:29:fd:c4:92:a7:db was issued on by DigiCert Inc .

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.

China Telecom (Americas) Corporation

Organization: China Telecom (Americas) Corporation
State / Province: Virginia
Locality: Herndon
Country: US

DigiCert Inc

Organization: DigiCert Inc
State / Province: Virginia
Locality: Herndon
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 07:bf:71:2e:b7:89:a5:2a:8a:ac:29:fd:c4:92:a7:db
Serial Number (int): 10298620284057411092112093767221290971
Serial Number lenght: 123 bits, 16 octets

SubjectKeyId: da:fa:0b:90:49:e3:25:d8:0f:d3:0d:76:a7:a2:76:48:b5:d6:7f:f3
AuthorityKeyId: 0f:80:61:1c:82:31:61:d5:2f:28:e7:8d:46:38:b4:2c:e1:c6:d9:e2

Fingerprint (sha1): e1:63:e7:c0:cc:92:78:06:2a:29:39:d8:c9:ae:b1:2f:09:78:fb:cf
Fingerprint (sha256): 70:89:79:f0:47:39:c2:ee:b9:0e:83:c1:8c:27:ac:24:6a:e4:53:f8:cc:c3:4a:78:13:aa:8a:3c:8c:3e:ce:47

Issuing Certificate URL: http://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.digicert.com
CRL Distribution Point: http://crl3.digicert.com/ssca-sha2-g4.crl
CRL Distribution Point: http://crl4.digicert.com/ssca-sha2-g4.crl

Check the revocation status for the current certificate on mail.ctamericas.com
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

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

mail.ctamericas.com
autodiscover.ctamericas.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFRTCCBC2gAwIBAgIQB79xLreJpSqKrCn9xJKn2zANBgkqhkiG9w0BAQsFADBN MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMScwJQYDVQQDEx5E aWdpQ2VydCBTSEEyIFNlY3VyZSBTZXJ2ZXIgQ0EwHhcNMTMxMjA2MDAwMDAwWhcN MTYxMjA5MTIwMDAwWjB/MQswCQYDVQQGEwJVUzERMA8GA1UECBMIVmlyZ2luaWEx EDAOBgNVBAcTB0hlcm5kb24xLTArBgNVBAoTJENoaW5hIFRlbGVjb20gKEFtZXJp Y2FzKSBDb3Jwb3JhdGlvbjEcMBoGA1UEAxMTbWFpbC5jdGFtZXJpY2FzLmNvbTCC ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKXG3ZM7BgmIt+L0nydfd1nT Ln6Q7PxUz1q58rY2Cv1FWYQ7KDczxa3hWebHRJmyHwzF/eav8K/W0nLC4z1Wh1+7 j0IavyphYyWHn/PD4p5YDs4lCdLZuysBOuR5JmFBi1Q3fGO1e0WG+k655uiEVIW1 WRIWUBllq30oMGmhYKPIZGXwV1FwDueRGuue4H22WtilIYmHOoQJ1P0OTQZicET+ n/DKfzx85PbocxjRHrY1Xt1s6qlvGZFXUeWtBMgYOn7Pc6eURKm4s09BVSd6DYev DgEtMQMt2UWsak32aVQ+9HWnNtlGfWep1RHbPL5jlBiInKkOjSc0eFK1Eiob/GUC AwEAAaOCAe0wggHpMB8GA1UdIwQYMBaAFA+AYRyCMWHVLyjnjUY4tCzhxtniMB0G A1UdDgQWBBTa+guQSeMl2A/TDXanonZItdZ/8zA7BgNVHREENDAyghNtYWlsLmN0 YW1lcmljYXMuY29tghthdXRvZGlzY292ZXIuY3RhbWVyaWNhcy5jb20wDgYDVR0P AQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjBrBgNVHR8E ZDBiMC+gLaArhilodHRwOi8vY3JsMy5kaWdpY2VydC5jb20vc3NjYS1zaGEyLWc0 LmNybDAvoC2gK4YpaHR0cDovL2NybDQuZGlnaWNlcnQuY29tL3NzY2Etc2hhMi1n NC5jcmwwQgYDVR0gBDswOTA3BglghkgBhv1sAQEwKjAoBggrBgEFBQcCARYcaHR0 cHM6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzB8BggrBgEFBQcBAQRwMG4wJAYIKwYB BQUHMAGGGGh0dHA6Ly9vY3NwLmRpZ2ljZXJ0LmNvbTBGBggrBgEFBQcwAoY6aHR0 cDovL2NhY2VydHMuZGlnaWNlcnQuY29tL0RpZ2lDZXJ0U0hBMlNlY3VyZVNlcnZl ckNBLmNydDAMBgNVHRMBAf8EAjAAMA0GCSqGSIb3DQEBCwUAA4IBAQDZFYG3I/yx YqnjZtx5NbMSaRgv8yguUBPHJX9wef6y+GZkYxmqZ3GrIMDYsmzMLR+9tY3N91uE N6sf1GQhqyTi5UmY00PF6+OruYIjTnJ2yqPHRD3K2JXorV1VnZiqIws78+QZAXqi H4sqSHC6AXLMt3Wh6ggENZ7zrOAc27+VNjqVtwvKgB8px0XswhOK5dRY5TBJtJQt CVOTVbpY8J8gr9OVp9Uk6iM6uPjEi0D1ftlC2qU3SWKOctUi49WMRdGm3AI5Z6gP O35Ad5+VovsrUsKNfoF9Bu3fAwzXSMPlGgY1RFLXfu1p0FXNBPodXBG6U3bwOGXC dnDiTjJyT0G/ -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApcbdkzsGCYi34vSfJ193 WdMufpDs/FTPWrnytjYK/UVZhDsoNzPFreFZ5sdEmbIfDMX95q/wr9bScsLjPVaH X7uPQhq/KmFjJYef88PinlgOziUJ0tm7KwE65HkmYUGLVDd8Y7V7RYb6Trnm6IRU hbVZEhZQGWWrfSgwaaFgo8hkZfBXUXAO55Ea657gfbZa2KUhiYc6hAnU/Q5NBmJw RP6f8Mp/PHzk9uhzGNEetjVe3WzqqW8ZkVdR5a0EyBg6fs9zp5REqbizT0FVJ3oN h68OAS0xAy3ZRaxqTfZpVD70dac22UZ9Z6nVEds8vmOUGIicqQ6NJzR4UrUSKhv8 ZQIDAQAB -----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 10298620284057411092112093767221290971 . . . . . . . . [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 'DigiCert 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 'DigiCert SHA2 Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-12-06 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-09 12:00:00 +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:19|false] PrintableString 'Virginia' . . . . . . . . . . . . [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 'Herndon' . . . . . . . . . . . . [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 'China Telecom (Americas) Corporation' . . . . . . . . . . . . [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.ctamericas.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20927384566067344809456408173245448555885055824333179298929283236119420068105003647571592083909124206592603546069681273564588228013696421618916411002197528106565637349009329609419697561082130744619687534830036544481679141268540827417863827690001614886296550890513757759187698412900366138050733228922519044772864918352775733698683305178923979061430888339649142022471804386925087870875751934795255573797384757179553244028964867603768469850864634998308685551946057068239568813593529337090102161178862985713525189221927040374853942510481411794104450506176457778378170381224338197607648121613652087800186027167476336032869 . . . . . . . . . . . . . . . . . . . . [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 0f80611c823161d52f28e78d4638b42ce1c6d9e2 . . . . . . . . . . . . . . . . [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) dafa0b9049e325d80fd30d76a7a27648b5d67ff3 . . . . . . . . . . . . . . . . [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 (52 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.ctamericas.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ctamericas.com' . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (100 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://crl3.digicert.com/ssca-sha2-g4.crl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://crl4.digicert.com/ssca-sha2-g4.crl' . . . . . . . . . . . . . . . . [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 (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.1 (digiCertOVCert) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.digicert.com/CPS' . . . . . . . . . . . . . . . . [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 (112 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.digicert.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://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt' . . . . . . . . . . . . . . . . [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 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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