mail.osuki.co
Issued by cPanel, Inc. Certification Authority
About this certificate
This digital certificate with serial number c8:cd:fa:12:f1:fe:41:d1:30:65:b1:7e:4c:de:3d:cc was issued on by cPanel, 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=mail.osuki.co
cPanel, Inc.
Organization:
cPanel, Inc.
State / Province:
TX
Locality: Houston
Country: US
Locality: Houston
Country: US
This certificate has expire since
Certificate Details
Serial Number (hex): c8:cd:fa:12:f1:fe:41:d1:30:65:b1:7e:4c:de:3d:ccSerial Number (int): 266915092116383917756778791247936372172
Serial Number lenght: 128 bits, 16 octets
SubjectKeyId: 23:83:80:c0:eb:4b:2a:df:a4:a5:24:1c:82:70:16:ec:a3:50:50:fa
AuthorityKeyId: 7e:03:5a:65:41:6b:a7:7e:0a:e1:b8:9d:08:ea:1d:8e:1d:6a:c7:65
Fingerprint (sha1): 36:4b:c9:46:06:d8:aa:ad:1e:99:e1:7a:3c:1b:84:05:a3:de:a5:62
Fingerprint (sha256): 2a:53:bd:27:71:89:d0:24:a5:8d:f1:67:0f:5d:38:53:d1:b8:fe:13:2a:f3:aa:0f:7e:3e:2b:7e:74:3f:ff:b4
Issuing Certificate URL: http://crt.comodoca.com/cPanelIncCertificationAuthority.crt
Revocation information
OCSP Server: http://ocsp.comodoca.comCRL Distribution Point: http://crl.comodoca.com/cPanelIncCertificationAuthority.crl
Check the revocation status for certificate mail.osuki.co
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mail.osuki.co
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
10 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
mail.osuki.co
Other certificates including the domain name osuki.co
(limited to 100 certificates)
Certificate
The complete raw certificate details for mail.osuki.co in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE5TCCA82gAwIBAgIRAMjN+hLx/kHRMGWxfkzePcwwDQYJKoZIhvcNAQELBQAw cjELMAkGA1UEBhMCVVMxCzAJBgNVBAgTAlRYMRAwDgYDVQQHEwdIb3VzdG9uMRUw EwYDVQQKEwxjUGFuZWwsIEluYy4xLTArBgNVBAMTJGNQYW5lbCwgSW5jLiBDZXJ0 aWZpY2F0aW9uIEF1dGhvcml0eTAeFw0xODA2MjkwMDAwMDBaFw0xODA5MjcyMzU5 NTlaMBgxFjAUBgNVBAMTDW1haWwub3N1a2kuY28wggEiMA0GCSqGSIb3DQEBAQUA A4IBDwAwggEKAoIBAQDJQE1STpCbApJlnV1PDpxmRQ8+SpVIE3VYlhIhxcSW52S2 l3R1w5br8LDvTCYKzu8yECex9lgmbSkoS7L7E34oDKyA9fpspCxu3dn6nyAaRnNf aBjRwtgOSZsTGml4DhVM/idbbmHsWrjGP/potVW4Q+707ph091yFUMNC3jFzjhLu 0N0ZWS9DpnGkdBBlKMiqzsxEfTfDLrY+4sxW/FCxboxOEsLJDpVZlfXmTXKw2uvq xfcdJocTGPustne4QyFUss8C1s0f7ZMJVXvpV+noC3RJIAQCUbwhon7ISUoKEw6c DxYOQXilesKaQGYkwd0mifW2TCBbwXgm5szomfrXAgMBAAGjggHOMIIByjAfBgNV HSMEGDAWgBR+A1plQWunfgrhuJ0I6h2OHWrHZTAdBgNVHQ4EFgQUI4OAwOtLKt+k pSQcgnAW7KNQUPowDgYDVR0PAQH/BAQDAgWgMAwGA1UdEwEB/wQCMAAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCME8GA1UdIARIMEYwOgYLKwYBBAGyMQEC AjQwKzApBggrBgEFBQcCARYdaHR0cHM6Ly9zZWN1cmUuY29tb2RvLmNvbS9DUFMw CAYGZ4EMAQIBMEwGA1UdHwRFMEMwQaA/oD2GO2h0dHA6Ly9jcmwuY29tb2RvY2Eu Y29tL2NQYW5lbEluY0NlcnRpZmljYXRpb25BdXRob3JpdHkuY3JsMH0GCCsGAQUF BwEBBHEwbzBHBggrBgEFBQcwAoY7aHR0cDovL2NydC5jb21vZG9jYS5jb20vY1Bh bmVsSW5jQ2VydGlmaWNhdGlvbkF1dGhvcml0eS5jcnQwJAYIKwYBBQUHMAGGGGh0 dHA6Ly9vY3NwLmNvbW9kb2NhLmNvbTATBgorBgEEAdZ5AgQDAQH/BAIFADAYBgNV HREEETAPgg1tYWlsLm9zdWtpLmNvMA0GCSqGSIb3DQEBCwUAA4IBAQBeWaC+yNFB DRzcaTM+ZQYajnxf5NLAokcUUxomFiCEuCLn/wqHYVOMagws2RfOqTGHAg1cs+P0 be9oxYNyM8bm1Mr626I572bfz2CwHarv0NNGoHAjhHFW1Y+Ga8ICHQ6ciI97y4/B +QPITqtIV2GEr6SeH00lZUG5c+mhUqhYtyMmcj/FhylNkr0pn5Pn/+QGD71z95nn ywJd/54FhvLdnUkOp6k47JLvyOrL20t+vVzdufSZ/5NQci8fCO4T16e6A74ZqxrZ HxSgJzcXZ0cf8GPPoXBHWW7L+0rO5FugZk8JIyu7sns+Ra7VSjwkxppT8TuN5xuP 2S5VsaeARgqq -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyUBNUk6QmwKSZZ1dTw6c ZkUPPkqVSBN1WJYSIcXEludktpd0dcOW6/Cw70wmCs7vMhAnsfZYJm0pKEuy+xN+ KAysgPX6bKQsbt3Z+p8gGkZzX2gY0cLYDkmbExppeA4VTP4nW25h7Fq4xj/6aLVV uEPu9O6YdPdchVDDQt4xc44S7tDdGVkvQ6ZxpHQQZSjIqs7MRH03wy62PuLMVvxQ sW6MThLCyQ6VWZX15k1ysNrr6sX3HSaHExj7rLZ3uEMhVLLPAtbNH+2TCVV76Vfp 6At0SSAEAlG8IaJ+yElKChMOnA8WDkF4pXrCmkBmJMHdJon1tkwgW8F4JubM6Jn6 1wIDAQAB -----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 266915092116383917756778791247936372172 . . . . . . . . [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 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'TX' . . . . . . . . . . . . [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 'Houston' . . . . . . . . . . . . [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 'cPanel, 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 'cPanel, Inc. Certification Authority' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-29 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-09-27 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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mail.osuki.co' . . . . . . . . [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 25405607814490777836007942396024175271984020324881362400300334915995382042404445195740597478257414521141357052809397451886448533754384206689108204775181236243183405573269417608627141237880720147786449010933984673064441299038553616968843137291634922893802182246349281820534229955450484921699451456509032926690840751402646075159168110313580182943700691502714620572781288278588242695631696980157929688017754683442438405542880396741830843094998150795859938242379551362034896712051884271759954013975282303333058450549534978591798342697410304582398780990799164918277231883038969504347432960291844312706368423194520001837783 . . . . . . . . . . . . . . . . . . . . [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 7e035a65416ba77e0ae1b89d08ea1d8e1d6ac765 . . . . . . . . . . . . . . . . [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) 238380c0eb4b2adfa4a5241c827016eca35050fa . . . . . . . . . . . . . . . . [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 (72 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://secure.comodo.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 (69 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/cPanelIncCertificationAuthority.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 (113 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/cPanelIncCertificationAuthority.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 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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.osuki.co' . . . . [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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