chotao.com
Issued by Encryption Everywhere DV TLS CA - G2
About this certificate
This digital certificate with serial number 05:53:46:fe:52:1d:d9:da:bd:88:a5:7c:cd:a0:9f:c8 was issued on by DigiCert Inc.
With 2 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)
Certificate Subject
CN=chotao.com
DigiCert Inc
Organization:
DigiCert Inc
Organization unit: www.digicert.com
Organization unit: www.digicert.com
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 05:53:46:fe:52:1d:d9:da:bd:88:a5:7c:cd:a0:9f:c8Serial Number (int): 7078540536222362740451950053117960136
Serial Number lenght: 123 bits, 16 octets
SubjectKeyId: 40:ff:ae:c5:ba:42:a6:7a:74:83:f1:6c:7d:10:8e:3b:48:16:1e:65
AuthorityKeyId: 78:df:91:90:5f:ee:de:ac:f6:c5:75:eb:d5:4c:55:53:ef:24:4a:b6
Fingerprint (sha1): 56:31:9b:9a:86:ea:14:3b:4e:e6:02:57:55:ff:09:f9:25:fd:98:53
Fingerprint (sha256): 54:1c:b5:a0:63:cf:67:ff:80:80:f2:f9:73:56:a0:54:2e:72:ed:d6:40:e5:3b:a1:5b:63:84:7d:91:a6:f4:74
Issuing Certificate URL: http://cacerts.digicert.com/EncryptionEverywhereDVTLSCA-G2.crt
Revocation information
OCSP Server: http://ocsp.digicert.comCheck the revocation status for certificate chotao.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for chotao.com
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
chotao.com
www.chotao.com
www.chotao.com
Other certificates including the domain name chotao.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for chotao.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEmjCCA4KgAwIBAgIQBVNG/lId2dq9iKV8zaCfyDANBgkqhkiG9w0BAQsFADBu MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 d3cuZGlnaWNlcnQuY29tMS0wKwYDVQQDEyRFbmNyeXB0aW9uIEV2ZXJ5d2hlcmUg RFYgVExTIENBIC0gRzIwHhcNMTkwMzEyMDAwMDAwWhcNMjAwMzExMTIwMDAwWjAV MRMwEQYDVQQDEwpjaG90YW8uY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB CgKCAQEAqi8pumfIdyFmzPxOttkoMnjod8uABmGkfdCGPXidWpM4nvbZ0Zy50jwt MflNcYocJlEhytT5uOy422lYbxANEB7xZzSkVI2OuzvQqjVQaQ05QXlfxc2Suud3 NRnNe/NhAo9CgcLdg8o/2uOEsdDQSFFWnYBZrMoKXo15cJUx99zXfLWtFh4hCE72 mkEbP9cEaFAacxgQ2E/tL11Z97/w12p+oSJWfkpUnnE5gvyW+wGqn2aO5ySGYzc9 DFhYsou0ml4OBKLOKI1VlSiwDcc/p1A+WPgaruIu7YV5+oZgIaUSqisfzyGO3FZI 3n5w09HziY85IPhCovzHnZOkvIcoNwIDAQABo4IBizCCAYcwHwYDVR0jBBgwFoAU eN+RkF/u3qz2xXXr1UxVU+8kSrYwHQYDVR0OBBYEFED/rsW6QqZ6dIPxbH0QjjtI Fh5lMCUGA1UdEQQeMByCCmNob3Rhby5jb22CDnd3dy5jaG90YW8uY29tMA4GA1Ud DwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwTAYDVR0g BEUwQzA3BglghkgBhv1sAQIwKjAoBggrBgEFBQcCARYcaHR0cHM6Ly93d3cuZGln aWNlcnQuY29tL0NQUzAIBgZngQwBAgEwgYAGCCsGAQUFBwEBBHQwcjAkBggrBgEF BQcwAYYYaHR0cDovL29jc3AuZGlnaWNlcnQuY29tMEoGCCsGAQUFBzAChj5odHRw Oi8vY2FjZXJ0cy5kaWdpY2VydC5jb20vRW5jcnlwdGlvbkV2ZXJ5d2hlcmVEVlRM U0NBLUcyLmNydDAJBgNVHRMEAjAAMBMGCisGAQQB1nkCBAMBAf8EAgUAMA0GCSqG SIb3DQEBCwUAA4IBAQAyUN0q5dJyB6KGqZBdNLZnLQHX97QAnnRoO/Vv05v5VlAx SLTSMyddT2Y1jKn5sgEv7xuVYFKy93a0ZV0V676qs5PgDp/UYl+atScqA4AvqVGS ++mtyiRtNAU6AyP8//z6KMIEqXUYS9t+kCq1A+uM/EyqRd7KuVKJdC3qb2k9yROu DNHLGimmpNwwTzfw21XQJt/s84x89udO5fwS6ROpK0SUzERFn+bbZzY1mcrYaLIc 8XBOvTVHhQbS6CDWwqRlOFDECjRAa72E036Fx0cOkXiyfLDJ1xG4wvOfVDc3mEl5 rwxD45HT+qPa8bFhXk+gAB2mw9wgN2OnmMCdtRar -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqi8pumfIdyFmzPxOttko Mnjod8uABmGkfdCGPXidWpM4nvbZ0Zy50jwtMflNcYocJlEhytT5uOy422lYbxAN EB7xZzSkVI2OuzvQqjVQaQ05QXlfxc2Suud3NRnNe/NhAo9CgcLdg8o/2uOEsdDQ SFFWnYBZrMoKXo15cJUx99zXfLWtFh4hCE72mkEbP9cEaFAacxgQ2E/tL11Z97/w 12p+oSJWfkpUnnE5gvyW+wGqn2aO5ySGYzc9DFhYsou0ml4OBKLOKI1VlSiwDcc/ p1A+WPgaruIu7YV5+oZgIaUSqisfzyGO3FZI3n5w09HziY85IPhCovzHnZOkvIco NwIDAQAB -----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 7078540536222362740451950053117960136 . . . . . . . . [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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.digicert.com' . . . . . . . . . . . . [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 'Encryption Everywhere DV TLS CA - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-12 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'chotao.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 21483768786609500006876210860835149485363636079384224992882350993579854131230025105168356484497808048544850579129887979209977034468168268255385985127530243821213424589872062727893046694155655261017098262613507251448747536394509697824099531815958478972223879868621633630680394118940066685787364519256269251793472025037721332998930576968657756778792893865851572588229338844454544574124178362385096691584462652575690011712473430203811500345211139205680633138881876476207557749263920447660583838410651585755886227755267183818154876030639610786712816836201389001134709768568928198858208775955415305602138986507685247526967 . . . . . . . . . . . . . . . . . . . . [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 78df91905feedeacf6c575ebd54c5553ef244ab6 . . . . . . . . . . . . . . . . [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) 40ffaec5ba42a67a7483f16c7d108e3b48161e65 . . . . . . . . . . . . . . . . [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 'chotao.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chotao.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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.2 (digiCertDVCert) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (116 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/EncryptionEverywhereDVTLSCA-G2.crt' . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [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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