www.31871.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:93:df:2a:ff:fd:be:aa:c2:cc:e9:ce:da:46:e9:f1:16:ed 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.31871.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:93:df:2a:ff:fd:be:aa:c2:cc:e9:ce:da:46:e9:f1:16:edSerial Number (int): 311655006844304971407865019734091430434541
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: bb:c4:f6:51:d6:52:95:0e:7d:f6:41:cf:5e:f7:6b:31:f5:ce:41:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 24:7c:07:7f:29:43:52:c8:f5:52:0e:59:81:6c:74:41:95:e5:8c:b3
Fingerprint (sha256): b6:63:ae:cf:8d:75:37:45:5f:f5:fc:23:73:91:f2:6c:32:c5:dc:83:e8:45:ad:38:d3:8a:21:36:cd:30:e5:a2
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.31871.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.31871.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.31871.com
Other certificates including the domain name 31871.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.31871.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUjCCBTqgAwIBAgISA5PfKv/9vqrCzOnO2kbp8RbtMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMDMwMjMzMjRaFw0y MDA1MDMwMjMzMjRaMBgxFjAUBgNVBAMTDXd3dy4zMTg3MS5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQCgaEnC361huN0RNsfwJR3jzZm52ZD4OPTk Wj1wdvNUKtw+/cA3c5gTkpX2YYiCXwZwIGek5Q+orrrR+uGMYhDK5WhYUdg7Vyos HlNyXHtZCm03z1Ug+A+i26KJNE1IPYfURZe0noW2O3WZNQf9h1ba1fCtgmnXvid2 9qPiKx9mKbmRn8ykzUHlX5SIOVOqqmXFdeArrLIVUUJzfbGqgxaXSJoSSmYKaynC jKqy6DtmvaEzyOPrQzi/f5kWWx/wlRgr36/Nxkw4cniPfKi1ToWD7Rh4GiHXO/a0 AHL0ffyDpADpSUYCWmX9KBmf/n059zsyXafsv9w9X0Uw7LtDsE7n7W/lcgtx2MA9 WCHIptQy8CzySP7TyDVryI5LLQJkGVTZV7X+HyKBgHLmsKmd3hrXj4V459BORKAd 3IFSt21s0dK6p8Xa9+h7wRbhcDqY9hlHwO2Tg6eM30DDZlb0fcwPHSxYHpYc0une r7roWYkZ+82gQ6Xud1MHA+FzgF+V57g8LtB1Lw79SXQk+Gr0oo65RKE7GB7RLUEq JdklcDdcoJILauIsDYgdHS6qeOqyJqeJz44G5znDOtzTI6GSOgXo2EINBLSS+mPo /1iAKY0YlU7dV/Pex+vMmzkGfsO2qzBLAmH16RBK93Il/EqU9ntUPhCEB0ZW3/rK hHYw1caI2QIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBS7xPZR 1lKVDn32Qc9e92sx9c5BgzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy4zMTg3MS5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAXAJHCWqAAAE AwBHMEUCICUjdDt1+JljNhHQ705VVIhjHCSVw+psBe4glU7qot1RAiEA7nTqR+tO A4GCXlSpUOxvYC1NHZ3NpKUnP11wXivN/cgAdgAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAXAJHCXZAAAEAwBHMEUCIQDLvM3i/DbY2BrdiBD8bom4 FLz+Mw7DHl3GaSyNA3kh6AIgbbtT72pPKqiZdGTB3fCxOz416qK6QFShA685xS34 GEEwDQYJKoZIhvcNAQELBQADggEBAIO20sjzaDToSYVLIVzT4c1lzbCYPSwWKuVB SGJoGOeenIMCS5Yl3xdqn+vrh1NmkIAJw28b4wenzzJUO7n3539cUb9CIwjl5ReS Av68rjLNMdeaqLdQAsIeqQ9YW4WGKsUXgQPe+AD2uiqI8Nzfe5IJVTILRq/mBVQw NmEAaqeD0c6qQypXqSJgW7nmbo0aOPidXp4xf+P+mI7xdoGZMLU+S9jPX8LEhPSC c68F7x6V/stFTCzHsn2s8xhQooyPdOzZMKGV5u1JAwJsT8reKgQwXB+Pd7WnwnJa wAC7uJhlMP0YAJxkr4s/BEbcV7YZYB3Ho7QOGtfJSVSfxEaxUaA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAoGhJwt+tYbjdETbH8CUd 482ZudmQ+Dj05Fo9cHbzVCrcPv3AN3OYE5KV9mGIgl8GcCBnpOUPqK660frhjGIQ yuVoWFHYO1cqLB5Tclx7WQptN89VIPgPotuiiTRNSD2H1EWXtJ6Ftjt1mTUH/YdW 2tXwrYJp174ndvaj4isfZim5kZ/MpM1B5V+UiDlTqqplxXXgK6yyFVFCc32xqoMW l0iaEkpmCmspwoyqsug7Zr2hM8jj60M4v3+ZFlsf8JUYK9+vzcZMOHJ4j3yotU6F g+0YeBoh1zv2tABy9H38g6QA6UlGAlpl/SgZn/59Ofc7Ml2n7L/cPV9FMOy7Q7BO 5+1v5XILcdjAPVghyKbUMvAs8kj+08g1a8iOSy0CZBlU2Ve1/h8igYBy5rCpnd4a 14+FeOfQTkSgHdyBUrdtbNHSuqfF2vfoe8EW4XA6mPYZR8Dtk4OnjN9Aw2ZW9H3M Dx0sWB6WHNLp3q+66FmJGfvNoEOl7ndTBwPhc4Bflee4PC7QdS8O/Ul0JPhq9KKO uUShOxge0S1BKiXZJXA3XKCSC2riLA2IHR0uqnjqsianic+OBuc5wzrc0yOhkjoF 6NhCDQS0kvpj6P9YgCmNGJVO3Vfz3sfrzJs5Bn7DtqswSwJh9ekQSvdyJfxKlPZ7 VD4QhAdGVt/6yoR2MNXGiNkCAwEAAQ== -----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 311655006844304971407865019734091430434541 . . . . . . . . [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 2020-02-03 02:33:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-03 02:33:24 +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.31871.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 654404997953734379624480088562499854959101181190102713881535033645443463647573621192681551377613414894169821250816795011335847919179135060574613706998827985140836973764096113927517827622610322311474226929262049431665410767073076836669734336147466122183463178268669398697639730408411643633088958566342020761892966202094322948455371811478391975815878210674489666319442801907459906138321161221166655387143851039086377594876983046493717090677362627351022821724471626748263599255141537435491354220424912527489616826316294872876744323279348052846505255356997568215082736276192051642132569411231640809376559400499959496797056510688010605108419127431741806298551584625216648950122144151838084340749743293143697393819635445928576326355864721526541275162052108893940425673955380176972075540420388920816468459894816033777382515289692768333517102670770792845267223243310571662193788154704614989731412448585083853788779676181431512038108466073632017863425560020039585675970761552677464397916270097334042782776338964484798186606865250772485382205184711460069924542767867730312757290516837854223126394152290896506022947984182833221926330704748971517279904958245014669462638739869039467876744997011382759873208473079334537455462725867688322859960537 . . . . . . . . . . . . . . . . . . . . [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) bbc4f651d652950e7df641cf5ef76b31f5ce4183 . . . . . . . . . . . . . . . . [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.31871.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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170091c25aa000004030047304502202523743b75f899633611d0ef4e555488631c2495c3ea6c05ee20954eeaa2dd51022100ee74ea47eb4e0381825e54a950ec6f602d4d1d9dcda4a5273f5d705e2bcdfdc800760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170091c25d90000040300473045022100cbbccde2fc36d8d81add8810fc6e89b814bcfe330ec31e5dc6692c8d037921e802206dbb53ef6a4f2aa8997464c1ddf0b13b3e35eaa2ba4054a103af39c52df81841 . . . . [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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