www.28951.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8d:71:e2:89:26:34:30:88:b0:62:1a:38:bf:fc:9c:16:f5 was issued on by Let's Encrypt.
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=www.28951.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:8d:71:e2:89:26:34:30:88:b0:62:1a:38:bf:fc:9c:16:f5Serial Number (int): 309468050535463725423156178252768527259381
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 96:5b:43:e0:87:e6:08:23:67:3a:9d:ef:38:b9:30:b0:8e:f9:29:71
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2e:59:eb:74:ac:ee:73:26:a6:b1:b6:9b:09:5f:32:d6:54:2d:32:ae
Fingerprint (sha256): 2b:b5:ac:b4:99:6f:27:0b:44:7a:9d:aa:51:60:d2:cc:fd:ec:e4:9e:32:d6:01:d4:75:c6:ef:a6:2b:9d:e2:c0
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.28951.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.28951.com
Public Key Algorithm
RSA
Key Size
4096
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
www.28951.com
Other certificates including the domain name 28951.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.28951.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUjCCBTqgAwIBAgISA41x4okmNDCIsGIaOL/8nBb1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjMxNTAxMTlaFw0y MDAxMjExNTAxMTlaMBgxFjAUBgNVBAMTDXd3dy4yODk1MS5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQC5t0iTPMXmsJ+KoLrP9l3bCRpEigWzVkqJ OUabhClQ6ZCGfqaKvIyGiVoqBrDGkjwRB69PMAI4ajgLkpHeKnKiInejJ1Rm+/d+ k/WDWIKuBwuRqQK4YibcVEAFfCOEpWaU4rPgA2NfQs5Jv1ava3mgRdX7Ke3sRVQh NJcX6qjudsFxWeT/Ac79D0Ua0mkVDN1lPPCYB/7o1CPAS3ZrqAtyBMDTol1Eexbt Q1397KNQrq74fCOVmMfyEnHf93z0mA/4wfthO1NYIT2VJEuO8kO8raj7A43wKqi/ Q4xLvyt5v5VWD+y4qciqaVbtofj2FDevlnHTH2C3ne9n/tsW8F2ShGMQpx1VGdJE k9q8ctYoiQa/ySan7Lw9cfKCAWq1RRGpdemCqzeZ6Jzv4rZSpyAP2yVhuY0u9Oro XF3HKjBT27uKMKURxbimuUkWftjNZxXFl1ASbmOSabm+cGUl53YoIBZIWrfd/c8C N55Jxr7+NC2M/PIzRRikIbY/lrD0Lvlt7dNffwUKHXQ46njcXVOlzE3mWbzwT8jB cG/3bM20z0BDQCFTD/b4Z+DHMcRdQd+DfOusAEIXNshMSGxGOpkk83ndrDtJIBFt ywU3rZvGwZblL4d6/QWsH8qVQjONqVDWlB2/0AyuaBFxghBCNB/aCDHLEe5EzeSt aNapkPT2bwIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSWW0Pg h+YII2c6ne84uTCwjvkpcTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy4yODk1MS5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdQBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW35Wd6AAAAE AwBGMEQCIAHlDnGOzniNpoHpn8jtJMIKrNMnenFysdDYhdyS+AWwAiASHom2HYQF D6hz4DzMNnyrDAAlz+6OS1ev6mvedjHGcQB3ALIeBcyLos2KIE6HZvkruYolIGdr 2vpw57JJUy3vi5BeAAABbflZ3mwAAAQDAEgwRgIhAJaTqeDdGA37HDU/paFMiZIc bobyA2PvmtbqvyNH1+/3AiEAkCnu0111R3dtAQU418EDUJAyCsr+j5dT9/fW4Dv7 2lEwDQYJKoZIhvcNAQELBQADggEBACL6++BAwaXPi9r1MgbZfSBTGSfVLz8y1u5V SeGGrxs7hPKuPUulUe0VOJqwPzxonzjApzpLcwtHk1kr7cFbxI/0FDiXEopKTysT PKeOmcluGeWH7OJSCnUGBrqIabSQ/8SMC/BuW9+PypxySVcDBPLfEy4sewiev3tq ogrDsJ8X0YzphsNRzgSkAnwWU9jb9iJu+VVFXQVUeqwpjWSXuAqfDhvZMgRohWML 3Fb+4SCsI9AUb/0U4mZ/PKh1HW7UjAZYkRfWfmThIN9tqTneQYT+WVHQwK+8Bk6X r78UamJDKg0XejBlAjoYY36ezhoJvs1iIc/5i8+MogZkxu5mkf8= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAubdIkzzF5rCfiqC6z/Zd 2wkaRIoFs1ZKiTlGm4QpUOmQhn6miryMholaKgawxpI8EQevTzACOGo4C5KR3ipy oiJ3oydUZvv3fpP1g1iCrgcLkakCuGIm3FRABXwjhKVmlOKz4ANjX0LOSb9Wr2t5 oEXV+ynt7EVUITSXF+qo7nbBcVnk/wHO/Q9FGtJpFQzdZTzwmAf+6NQjwEt2a6gL cgTA06JdRHsW7UNd/eyjUK6u+HwjlZjH8hJx3/d89JgP+MH7YTtTWCE9lSRLjvJD vK2o+wON8Cqov0OMS78reb+VVg/suKnIqmlW7aH49hQ3r5Zx0x9gt53vZ/7bFvBd koRjEKcdVRnSRJPavHLWKIkGv8kmp+y8PXHyggFqtUURqXXpgqs3meic7+K2Uqcg D9slYbmNLvTq6FxdxyowU9u7ijClEcW4prlJFn7YzWcVxZdQEm5jkmm5vnBlJed2 KCAWSFq33f3PAjeeSca+/jQtjPzyM0UYpCG2P5aw9C75be3TX38FCh10OOp43F1T pcxN5lm88E/IwXBv92zNtM9AQ0AhUw/2+GfgxzHEXUHfg3zrrABCFzbITEhsRjqZ JPN53aw7SSARbcsFN62bxsGW5S+Hev0FrB/KlUIzjalQ1pQdv9AMrmgRcYIQQjQf 2ggxyxHuRM3krWjWqZD09m8CAwEAAQ== -----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 309468050535463725423156178252768527259381 . . . . . . . . [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 'Let's Encrypt' . . . . . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-23 15:01:19 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-21 15:01:19 +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 'www.28951.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 757654978481898082423583163671642623293061763414041760715728008921448133277618670141132941938624377532844289514855888614859460563881818898118817962007613780969088070074201188079244675627421303742772361632789071431613859586182144187499931361631912091229840594155394303930791637179570436838252554858783160749759893418275691072319489645360452613745333939129334978376307675648888565045589295630874655185976752917784007028217757988207686453198274707191492572061030149333576882571375422621198634234092846675869032020107532414097967686328857760547188957320929628421071201887410203820687903298834916060047752043324915877295449357028320618446250000272772817962791475233520195058260589328216211737719598081735060775619324574025092718577178371486545596235390035246157496165560332054157474386167328264575992326899791615079173006007850398165320419576051532854786782939489066595588546656103637690738565995671333458942032544911955424651727866185869998093620483559072301398844702293295583995162233006905995804367404967662469056243312447352147834487394342360594579398634118053508114988624160245166365407404365688963378035652064506825120714502514668644160383781797975053453020710330019684279113236077794093115823769846086818218673674951806769100551791 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 965b43e087e60823673a9def38b930b08ef92971 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [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 'www.28951.com' . . . . . . . . . . . . . . . . [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 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016df959de800000040300463044022001e50e718ece788da681e99fc8ed24c20aacd3277a7172b1d0d885dc92f805b00220121e89b61d84050fa873e03ccc367cab0c0025cfee8e4b57afea6bde7631c671007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016df959de6c00000403004830460221009693a9e0dd180dfb1c353fa5a14c89921c6e86f20363ef9ad6eabf2347d7eff70221009029eed35d7547776d010538d7c1035090320acafe8f9753f7f7d6e03bfbda51 . . . . [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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