www.b4fit.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:9d:1f:e9:b5:e5:b7:6a:71:b5:da:b6:88:fe:96:5e:1f:31 was issued on by Let's Encrypt.
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=www.b4fit.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:9d:1f:e9:b5:e5:b7:6a:71:b5:da:b6:88:fe:96:5e:1f:31Serial Number (int): 314803608964221601627154076016726589185841
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 6a:c6:d9:da:73:81:17:e1:53:db:82:ad:3e:d8:25:a8:16:0b:29:e8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 80:7b:cb:63:90:26:53:70:f3:31:b7:b3:e7:10:a0:d2:d8:96:e6:97
Fingerprint (sha256): a9:94:b6:2e:88:81:f5:f0:8b:74:94:5c:bc:66:4a:27:08:38:91:5b:39:b3:8e:89:6b:7f:2f:6c:c0:e4:5a:a5
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.b4fit.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.b4fit.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
b4fit.com
www.b4fit.com
www.b4fit.com
Other certificates including the domain name b4fit.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.b4fit.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFXjCCBEagAwIBAgISA50f6bXlt2pxtdq2iP6WXh8xMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDA0MDEwMjQzMjFaFw0y MDA2MzAwMjQzMjFaMBgxFjAUBgNVBAMTDXd3dy5iNGZpdC5jb20wggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDSdKudZ9KnWQODi6Mo2aUMgEWySImA8XwT RFmuum25ITyup3IgyTzELA+zxPEDJlcPTej5SdfL3ZLaGe/f3dtQ+ZHaVI4eTPD7 TsaFq9ABAi/xRQI73CnI+3pl8a+iAR7EgzsnkFwCxakVNbnEyg4gOvSh34fvk/RL qO1aqEzX/vzbcIwzbSk9bSNpbMqFTy7OyoAN9jWZ/i0cjbR4xE3wpC8DOZNplwHn 6zh1wZgFI3kU0At1f0iVmo3dRIsqkuA2PAQgGGN8re/6CDWMhPH5QcpjDk6m2oSV 23QU8ZJuwkFQ4LVoZx34DT9140b2BRUer5wrGcsnUjaLr46Vmz+dAgMBAAGjggJu MIICajAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFGrG2dpzgRfhU9uCrT7YJagWCyno MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wIwYDVR0RBBwwGoIJYjRmaXQuY29tgg13d3cuYjRmaXQuY29tMEwGA1UdIARF MEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6 Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYA B7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFxM9YZaAAABAMARzBF AiEA+krGy64GQQkUfv5z5Wf8dLXkcanzIPrbAqAPE5iVJvYCIDNk30Hz51LH//YL uOiXjH3MH5nDmlSf+AUy0QssZZdnAHcAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQAp Bo2yCJo32RMAAAFxM9YaaAAABAMASDBGAiEAlvW1HOLZENtJLlpiJwPnlrpaj8sW +JvpJMexb2JUYaQCIQC6ea6OhdKZoLP/0S3fGQlesL0eF9wCQRnWxsGPJvHGaDAN BgkqhkiG9w0BAQsFAAOCAQEAFQ39fWr4qJwou/ebaQ5DsWIbINNUFILir7xLHPny Flp8h/yNXmCT04inFuBVMuNP44Gfs3zMWnNKpImcCjvKbKCUvHAXxV4xjopzQRpf RqqSOxkOB2Q2D+KbN2ouZfMR3ke3XdG8a4I4qu9XUlwBbrCDn3wgV7W2pxkg5Yas Gy69J+hB7dQKFHTg9aKmNYwawS9PG/NWIUvOGw+T7ZC6qgPIsS3exbKfjNiOu0jG oeO0vPoAFAiX3p4lBN6dRWTtCua1qIERRDQFOMY2yl+UDPQ7YoQV/fya/bmPaAzS U6MkJi5ENwTIJzTHfSvNztaHdGEVFS5eDYYlTgDAir8o2Q== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0nSrnWfSp1kDg4ujKNml DIBFskiJgPF8E0RZrrptuSE8rqdyIMk8xCwPs8TxAyZXD03o+UnXy92S2hnv393b UPmR2lSOHkzw+07GhavQAQIv8UUCO9wpyPt6ZfGvogEexIM7J5BcAsWpFTW5xMoO IDr0od+H75P0S6jtWqhM1/7823CMM20pPW0jaWzKhU8uzsqADfY1mf4tHI20eMRN 8KQvAzmTaZcB5+s4dcGYBSN5FNALdX9IlZqN3USLKpLgNjwEIBhjfK3v+gg1jITx +UHKYw5OptqEldt0FPGSbsJBUOC1aGcd+A0/deNG9gUVHq+cKxnLJ1I2i6+OlZs/ nQIDAQAB -----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 314803608964221601627154076016726589185841 . . . . . . . . [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 2020-04-01 02:43:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-30 02:43:21 +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.b4fit.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 26567576346857828231804234652427542622433116745849584764966568132448164831002515214312328966024353316722213107495746095878055394043492552156507034492375908018452808130847072336024858585738223261919660095487847299731104523774913004449842174457447001752309659279956266706898861998776940438769615580684674958037547555466998005470772972217481829362397259148625119496779536170265595072883591575041062230497318738125215391432457783327592102510455669571781529312017061458049410394184983591631378789673354585145088724164638377844162175088097100940412023352270741565026256832621777922984031456701210007196117645189358720597917 . . . . . . . . . . . . . . . . . . . . [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) 6ac6d9da738117e153db82ad3ed825a8160b29e8 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'b4fit.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.b4fit.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017133d619680000040300473045022100fa4ac6cbae064109147efe73e567fc74b5e471a9f320fadb02a00f13989526f602203364df41f3e752c7fff60bb8e8978c7dcc1f99c39a549ff80532d10b2c6597670077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017133d61a68000004030048304602210096f5b51ce2d910db492e5a622703e796ba5a8fcb16f89be924c7b16f625461a4022100ba79ae8e85d299a0b3ffd12ddf19095eb0bd1e17dc024119d6c6c18f26f1c668 . . . . [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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