28951.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:d3:66:92:66:2d:a1:c6:3c:db:ac:ec:6f:7d:84:73:86:9a 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=28951.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:d3:66:92:66:2d:a1:c6:3c:db:ac:ec:6f:7d:84:73:86:9aSerial Number (int): 420385064550691523508037679018991808644762
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 21:e0:20:75:31:55:86:75:cb:59:bc:5c:f9:f6:2b:f5:21:0d:79:42
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ba:85:5b:9a:b2:f4:24:0d:7f:c6:e4:1c:e4:55:7f:2c:1a:0b:f9:bb
Fingerprint (sha256): c5:f2:ad:de:01:e4:a7:7b:47:8f:22:13:c5:a8:14:9e:22:eb:fc:8c:58:e0:78:42:0c:e4:47:00:ca:12:95:ab
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate 28951.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 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
28951.com
Other certificates including the domain name 28951.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for 28951.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSTCCBTGgAwIBAgISBNNmkmYtocY826zsb32Ec4aaMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjQxMjE3MDhaFw0y MDAzMjMxMjE3MDhaMBQxEjAQBgNVBAMTCTI4OTUxLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAKUqT+f21uPs3dVXdfDtIW2yGcuAW9BTr2t28pDP 8adI8c2ONkl1LLAuIP8to4vKPOR0KzyUMnaqSAA9APW2IwnozkMluTqv8ApJ90NJ dEOsLSgLPOny++HbgpfTvpLQjk3P16G5SNGMx3DiHREo+Sf3R7lpXQYC6fNO1SOq 3HATvLadEsHwUziuy6LB8qeVmdnNSimoDECB77An3tTEHuK+simxC4VkhQj70dUn 1oZhUOl/RTBo75Bhb8U7AKlwU/CR2NqG+0JGsk4UVvMHpwxGNNpEQQ5zySii9DHw rGH4GHMNBm3hROzRiONRLVa0DAQrXjJAu3pHY31vGLGmgosdVBebqLxaeY/L4MhC TdcYBk6iCBVDWe74KPjuhB6aJld+J0mFLno3x4XlmxOKxrIWxey8SfPqINnGeAra 9FUm9pPjkkbWwRObGmD4rb4ulHcy46Y7LFtRf112dXZTe32YaDdmHH2g6JdWCGtZ Z09kkEIH8yPFu5/XUZfNxtUQJBqEIp/sTmtfiNEIqkZbruNiWPiaJXKVyjKxNw3D V8i5RXT3ERpWGhEwnYpCs5LL+fdtTMTGEjhvekphXrs2A6nL9V5byFknNGR7AMqO GgOqI9VEXvccm6sNWYgPvI1fNWwVHJlLqiah2GJXBaytS8Nmo3RMP8fmqZAlBWYf 9zcjAgMBAAGjggJdMIICWTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFCHgIHUxVYZ1 y1m8XPn2K/UhDXlCMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJMjg5NTEuY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYAsh4F zIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFvOA3W2wAABAMARzBFAiEA 3SIRyYujB+RW++OCdhmM6ztyixV+0r1ON/nJ09lUbgACID+XaVnRNmIUmWgF2Gts I4kL2/TAuX6e1IvH2nU0Y5ZeAHUAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2y CJo32RMAAAFvOA3XDwAABAMARjBEAiA8s9x4c4orl60z4qp/GXAz7maI1oiotKyy UKSzVIYRfgIgSq/15zEk81nXTCUgq5x4JL4SNscfd8ZLgDEn+9tnulMwDQYJKoZI hvcNAQELBQADggEBAFU+yBAUZNCJ0WZ4P5H9CBrrlHhBVLdCRL/aUtXLnuq1s4UO Z41f70PA7zrrS8TMhwtJ39Pj7SX2/O/bvRhkBUYDWBFweFXPOTmsiC8cTz5Q/0cV HAJ9eKRP909RMaqXxhkYMTnNxz0sCKkVO6GzDHaA63pHsowZBpvv5/9yPsiw8PvQ g1mSWYMzyteqNv+c4mPyz6fcmdSe6y7YAgGN2re5hewoo31sTvZbYtN4BvPq4VDP 7BPFFQssV7Iq5pzmAuV4mUx/wYTT3qUiCZHVWpD/VA5Lh7z1gT9xd5VRzqlxHTxu Qg0cmQeykelgBtfGhUs/zx+rmt80mDpd1wMHESI= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApSpP5/bW4+zd1Vd18O0h bbIZy4Bb0FOva3bykM/xp0jxzY42SXUssC4g/y2ji8o85HQrPJQydqpIAD0A9bYj CejOQyW5Oq/wCkn3Q0l0Q6wtKAs86fL74duCl9O+ktCOTc/XoblI0YzHcOIdESj5 J/dHuWldBgLp807VI6rccBO8tp0SwfBTOK7LosHyp5WZ2c1KKagMQIHvsCfe1MQe 4r6yKbELhWSFCPvR1SfWhmFQ6X9FMGjvkGFvxTsAqXBT8JHY2ob7QkayThRW8wen DEY02kRBDnPJKKL0MfCsYfgYcw0GbeFE7NGI41EtVrQMBCteMkC7ekdjfW8YsaaC ix1UF5uovFp5j8vgyEJN1xgGTqIIFUNZ7vgo+O6EHpomV34nSYUuejfHheWbE4rG shbF7LxJ8+og2cZ4Ctr0VSb2k+OSRtbBE5saYPitvi6UdzLjpjssW1F/XXZ1dlN7 fZhoN2YcfaDol1YIa1lnT2SQQgfzI8W7n9dRl83G1RAkGoQin+xOa1+I0QiqRluu 42JY+JolcpXKMrE3DcNXyLlFdPcRGlYaETCdikKzksv5921MxMYSOG96SmFeuzYD qcv1XlvIWSc0ZHsAyo4aA6oj1URe9xybqw1ZiA+8jV81bBUcmUuqJqHYYlcFrK1L w2ajdEw/x+apkCUFZh/3NyMCAwEAAQ== -----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 420385064550691523508037679018991808644762 . . . . . . . . [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 2019-12-24 12:17:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-23 12:17:08 +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 '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 673815562017814242618650471766994511279455184590719569553400868808279269177084598738417599395610538727546282310487804620074594659095081626913429687868409585040013809629463736057544868176480493799929792413442658388346813057456747383464295036680994863181317586121336720786913511046057669475087922235776506540875788206195703552378025788546468549735357265563358588013457037685888912906615377411388817379359790832006400472409536792928519924775922424967653439996074906540431638897795042171372605682394240200625434562175008543240766207617470729237135106164489244794484404449822320960894152768668879196801276916085062785872002009563771256089036746038638295840078644449764119068178934990280791266868157395786780946750517454904353993001390301821385788845954896285234895703641033804524982260187618292476742064459407567130969338153003974348938965710921441365886338854864732752097434049949582790454779929383460497550920545773160081798769428684209750649874976922288851169746717102896888031732156110901822081460054102615494267186897026293662621096687190092048383916096149960895951637092682677566729382414149021720485341629683861383411221789629656008571313796219260711907227706550496234282468996691144764580223696012723869358431522828092610746726179 . . . . . . . . . . . . . . . . . . . . [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) 21e0207531558675cb59bc5cf9f62bf5210d7942 . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f380dd6db0000040300473045022100dd2211c98ba307e456fbe38276198ceb3b728b157ed2bd4e37f9c9d3d9546e0002203f976959d1366214996805d86b6c23890bdbf4c0b97e9ed48bc7da753463965e0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f380dd70f000004030046304402203cb3dc78738a2b97ad33e2aa7f197033ee6688d688a8b4acb250a4b35486117e02204aaff5e73124f359d74c2520ab9c7824be1236c71f77c64b803127fbdb67ba53 . . . . [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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