www.polyfeel.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7d:f1:d3:d6:e2:5c:7b:1c:09:9d:60:3f:f8:af:7b:58: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.polyfeel.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:7d:f1:d3:d6:e2:5c:7b:1c:09:9d:60:3f:f8:af:7b:58:f5Serial Number (int): 304193597540389204807657171590598417406197
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 87:79:7d:2f:c3:31:23:bc:09:08:af:b0:45:59:2e:d4:11:07:55:05
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 70:15:c5:e8:d8:f9:ee:95:ac:a7:a0:20:89:c8:14:90:00:59:13:83
Fingerprint (sha256): 6e:4e:20:41:4f:88:1c:fc:fb:c8:fe:38:53:c9:65:29:b4:09:3b:8a:8e:c2:38:8b:91:d0:9d:e2:2d:ed:61:cc
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.polyfeel.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.polyfeel.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.polyfeel.com
Other certificates including the domain name polyfeel.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.polyfeel.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWTCCBUGgAwIBAgISA33x09biXHscCZ1gP/ive1j1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTEwNDMzMTRaFw0y MDA1MTEwNDMzMTRaMBsxGTAXBgNVBAMTEHd3dy5wb2x5ZmVlbC5jb20wggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQD5L0G8oC0Xrw4wIDgHNoUUve/o8ism aK9gJialcN0FXkDOvQPYx4BZ7f2f9zb2WBj/h3zuC7CDtL9RFyBmNrmB7HPPvUR9 6/+cnfsy5HnRynKZ2Q6uI7GSuxo2FVyQkD10xbgtKZwtBHpVVO3Nk0Y7SlcJ5KCJ 5g4AF29L2k0rLMOS4Gr2mrAzYB8xhPxOQqE6AmQxm+MKTkOe/L7DQtT8X9dfrD51 g+UXQoZhQlpvtKD62fXsNN6Oac+uy9afSTrJtHYH7KJ2SYRkZr1Xy1QCq8Com3EU u8De1gvE7nlM3zRHJ4M8kkKnzjxS1YDjJvOBbxGKJK2ayVQI3egrJ+KZxToRK1tk NdsTZUp6WnQcS+RLSFsJeODhUMxIrsyAbo3+TN15OAR7vTWaPnUy4XIouYI0kXjS Mzqygdd7GkgCnaw/WKTyWWQIaPhhWyCbhzckzkLTthmvEI5cTfWrgClahmmfkaZ/ mqrveXrfRXtKhEGk90rO1t6qjiSapRSF1mVT3te3wJgKBfKY92J64P/SW5rH9nH2 5nh9t9kAu3z+A4Tlsdo5WAGgXdcqEDeXZDcstm58bxKYmr1PzhA1JKyH6kTcu3/M RY7daM4V2pGkQJBhwRlpwotD1DVUk+XJAQqjAg/uR0+zPSrk1LbQp16Ca7+BLL3e iRAyb+k8pqvtUwIDAQABo4ICZjCCAmIwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSH eX0vwzEjvAkIr7BFWS7UEQdVBTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0Lmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMBsGA1UdEQQUMBKCEHd3dy5wb2x5ZmVlbC5j b20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQC BIH2BIHzAPEAdwBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAXAy vLvtAAAEAwBIMEYCIQC8MpatiDKu8jmjA7PipQg9Q3Qr0UVpAQgR5B8VB65TxAIh AP6c08FF/rSy/ZEGYAW0DU3XJ1ftuTC/m1RPJqIQmbr7AHYAB7dcG+V9aP/xsMYd IxXHuuZXfFeUt2ruvGE6GmnTohwAAAFwMry72gAABAMARzBFAiEA208nvwIbSDI/ t28r+QgbHU5+CXWC5QeS8S0knO9vQGgCIEbBXr3aQGfs7oW5oJIdPC3d5ddQVGyz oSe3+CCwZWHgMA0GCSqGSIb3DQEBCwUAA4IBAQCbIZY24vyzxsQQ264U0BU/s6i8 sdoGp1O8f6ydynyDe+lEFzJDOFL4yjBdDDkZg3Za1Pb3HKdPQHRoyW6R+a1ROsbj PeO0jEOEnhj1+/y9Tq0nJmr/OwtGMO5KEoLp5kKrwjDoTsmGWK4dZfT12KKc1jC0 QYjhw2NDLDUg5rM9PuYwCbMph87aY5HZUjJRlIxyNS2bmZ6vRtXzx2A4XlYDy2dG 3PomNnuLSRzFH9h9EsQBUpbtIckVPJ6RTCWpYfhW+7WdlDQXYWONDIixGur+HTWb OVJRCt+MWOf5ZVIK0i30by4x+vwLVsYSJ5p/3Q0+9hLbaTfVzuoXi1U6Qex1 -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA+S9BvKAtF68OMCA4BzaF FL3v6PIrJmivYCYmpXDdBV5Azr0D2MeAWe39n/c29lgY/4d87guwg7S/URcgZja5 gexzz71Efev/nJ37MuR50cpymdkOriOxkrsaNhVckJA9dMW4LSmcLQR6VVTtzZNG O0pXCeSgieYOABdvS9pNKyzDkuBq9pqwM2AfMYT8TkKhOgJkMZvjCk5Dnvy+w0LU /F/XX6w+dYPlF0KGYUJab7Sg+tn17DTejmnPrsvWn0k6ybR2B+yidkmEZGa9V8tU AqvAqJtxFLvA3tYLxO55TN80RyeDPJJCp848UtWA4ybzgW8RiiStmslUCN3oKyfi mcU6EStbZDXbE2VKelp0HEvkS0hbCXjg4VDMSK7MgG6N/kzdeTgEe701mj51MuFy KLmCNJF40jM6soHXexpIAp2sP1ik8llkCGj4YVsgm4c3JM5C07YZrxCOXE31q4Ap WoZpn5Gmf5qq73l630V7SoRBpPdKztbeqo4kmqUUhdZlU97Xt8CYCgXymPdieuD/ 0luax/Zx9uZ4fbfZALt8/gOE5bHaOVgBoF3XKhA3l2Q3LLZufG8SmJq9T84QNSSs h+pE3Lt/zEWO3WjOFdqRpECQYcEZacKLQ9Q1VJPlyQEKowIP7kdPsz0q5NS20Kde gmu/gSy93okQMm/pPKar7VMCAwEAAQ== -----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 304193597540389204807657171590598417406197 . . . . . . . . [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 2020-02-11 04:33:14 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-11 04:33:14 +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.polyfeel.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 1016584462235267315595921498560136601059924777047605154006047483927438072901282304464650409184696325657681396772043188868220588957601895927587410756731354564132889112145102566058003924748003847218857175259785125618555847971055736977995313148341475597591760059384314165623953741250398807124557366144355627502314277205693780536688782432222567160856020793891511747824348136245372745360473831291230700457394931036621991636163593640003375724458757655071740088440542350498675785816021791880059340846580623651751080445342493946905005933497954269752898068578745689903450259823044131038113239676997289537112240717299350057503092858757506272071042839585366536736452052243106467218207714709885151669038938172610898487408431647869086665693351040884345753475658217672947459990198734261234267688246027954375459665919274059025281507599915124623390202713364617536230653998931985081095653836208749228794887023369208184243619016468361553057902051119090507640063222074268446771462293598437913077117118050221878053978414426833396544039806648858040640071011609982087280952016804775113972210097681870425578044156360937541965249771366842668236306714258763062394027008755764609735382491347909277294435032906660210861103629861386192839919633836237495867272531 . . . . . . . . . . . . . . . . . . . . [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) 87797d2fc33123bc0908afb045592ed411075505 . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.polyfeel.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) 00f10077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017032bcbbed0000040300483046022100bc3296ad8832aef239a303b3e2a5083d43742bd14569010811e41f1507ae53c4022100fe9cd3c145feb4b2fd91066005b40d4dd72757edb930bf9b544f26a21099bafb00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017032bcbbda0000040300473045022100db4f27bf021b48323fb76f2bf9081b1d4e7e097582e50792f12d249cef6f4068022046c15ebdda4067ecee85b9a0921d3c2ddde5d750546cb3a127b7f820b06561e0 . . . . [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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