polyfeel.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:6f:20:72:b0:7d:d7:73:8a:f0:1b:0e:2e:01:8e:47:bb:fe 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=polyfeel.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:6f:20:72:b0:7d:d7:73:8a:f0:1b:0e:2e:01:8e:47:bb:feSerial Number (int): 386263617252646435825886378183581808180222
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: d8:9e:2d:4e:55:5d:f8:ee:6c:b9:b4:fb:c6:11:a7:9b:e6:7d:3d:a5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 0a:17:6a:66:6b:17:af:a7:30:8b:3a:83:5d:57:99:e4:10:e4:a3:70
Fingerprint (sha256): 87:30:03:ee:b4:8f:cf:17:c7:c4:60:24:64:a9:02:3b:55:cc:f0:3a:17:11:88:e6:f4:27:8e:1e:09:ad:64:c2
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate polyfeel.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 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
polyfeel.com
Other certificates including the domain name polyfeel.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for polyfeel.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISBG8gcrB913OK8BsOLgGOR7v+MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTgwNzA0NDBaFw0y MDA1MTgwNzA0NDBaMBcxFTATBgNVBAMTDHBvbHlmZWVsLmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBAMfDa3YaAAnR5AtWk4Hhe7jjbbzAeKv6U7xk LP3o8+fp+EmweL9fbky23m2szgiBrj6QnPBAHQHTtTkPYze9Iodv0Ioo0xJ/BETQ 5SQoJ00rijweSw/S2FHSLCQpwWYusxV6XbOmYlTztyCLftFH1E9QPorr9HlGFagv 7xlJRXKvwbqO5FKP+r+PxIppDEFwytmoz/FMDvW0O8LAdYlJ18R2JXkWafiv1pMo ye2CRyzcpgvsuTGRBcWxKBhx64ZMe3PHISaej1RQKtqenWjD3iFx5Qz4NQJq59UO UGH2bgIeG00qOQ8Dpqmg7Hj5pD9oh3hYCwXSbYmfkoJOHvjsJ/us7dm2xuDL20FV 4ZAXI8onNywfMbNrnXZxyANxRBMjEX0N0KK1CELuU5lt5R3IyiEVcengjGlthDS8 7kSuuaboYFXw0ZL5jmr2ASjrRuJbipYxssUaQN6NUNUKc5OFKLsGNSlqv5bdTw3R Y1JH6GytF/nPMVObqausgWq5OPlD9PoT0xQVJmEbtk4upvAlyXIXEm9P3oBlNAGl NF8Ade8bZgAdrkYqHslEs51QFD3yfE6zd8+r2RdXBV8wOnyvtb1xqRX9TVkt0pzx SZXgV2IzR7hswnP2TdzDJLLrW+e0GAXQHHmHghp0TGa8rN3hKElOeJtT+AP7mGSG jdg1RDqFAgMBAAGjggJiMIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNieLU5V XfjubLm0+8YRp5vmfT2lMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMcG9seWZlZWwuY29tMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDx AHYA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFwV1PleAAABAMA RzBFAiEAqTfhyh7B1TnRTc3MdKNbeni/lj//0XQZDC3yKI0fb0wCIDl2obhNQVXy +jfEICJMLO+insl5Ut8LOcLIzcUf7qqtAHcAB7dcG+V9aP/xsMYdIxXHuuZXfFeU t2ruvGE6GmnTohwAAAFwV1PlqwAABAMASDBGAiEAywp1p+VJM9G9JFSUnyJEdswB QRyXTP/3v9hBdpLj46cCIQDUKy9z46pNDh2pL6re3t0VQxpdf+5KMkpZmjlC9YCE +zANBgkqhkiG9w0BAQsFAAOCAQEAYoZ4dL6iD5CLjQS3/ueaGWQZqWuePI4Een9o WOi9/hsoWAM4tw8iMe2koz1if+LqoBbS4Hdk2Af8LyOUXroSRdDKne+/wrGLr7UL mclieUgR8tUbFz+iZpgqyLN7GC+28OISjap85cw0LNhRauivXB65iFLbm1GXWXpG v0aseI5xLJuuK8TcOrGziMMkvq3kCAsMBdtj6lcZn39yWhn271UP3jhuYZK6QnhS nBSrpZnLHUCthnUM7PUtx8F3bYFur4ygjq1rzo5VINtsAmYEm+fAd09afQnVYFcj 6Di49w4mqqqJovG4EMS/pLjZwqpODJg0YH3oVKTGHPwYFpcEZw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAx8NrdhoACdHkC1aTgeF7 uONtvMB4q/pTvGQs/ejz5+n4SbB4v19uTLbebazOCIGuPpCc8EAdAdO1OQ9jN70i h2/QiijTEn8ERNDlJCgnTSuKPB5LD9LYUdIsJCnBZi6zFXpds6ZiVPO3IIt+0UfU T1A+iuv0eUYVqC/vGUlFcq/Buo7kUo/6v4/EimkMQXDK2ajP8UwO9bQ7wsB1iUnX xHYleRZp+K/WkyjJ7YJHLNymC+y5MZEFxbEoGHHrhkx7c8chJp6PVFAq2p6daMPe IXHlDPg1Amrn1Q5QYfZuAh4bTSo5DwOmqaDsePmkP2iHeFgLBdJtiZ+Sgk4e+Own +6zt2bbG4MvbQVXhkBcjyic3LB8xs2uddnHIA3FEEyMRfQ3QorUIQu5TmW3lHcjK IRVx6eCMaW2ENLzuRK65puhgVfDRkvmOavYBKOtG4luKljGyxRpA3o1Q1Qpzk4Uo uwY1KWq/lt1PDdFjUkfobK0X+c8xU5upq6yBark4+UP0+hPTFBUmYRu2Ti6m8CXJ chcSb0/egGU0AaU0XwB17xtmAB2uRioeyUSznVAUPfJ8TrN3z6vZF1cFXzA6fK+1 vXGpFf1NWS3SnPFJleBXYjNHuGzCc/ZN3MMksutb57QYBdAceYeCGnRMZrys3eEo SU54m1P4A/uYZIaN2DVEOoUCAwEAAQ== -----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 386263617252646435825886378183581808180222 . . . . . . . . [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 2020-02-18 07:04:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 07:04:40 +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 '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 814963400430022312305982167030378874508257906758912713694915149510528723290308021374932622814897508022169732085981330743837451746400495516285927208049894616094193842365798094901264428002919644533300944994899003066399651855770783910669259250911198126999180081494144393755314567912831429655024572572446895814446026339405647934694825780323163948289771638120944481579198960312675225996113983920381952195485042175005516208568411455026319345996253280426796832418615230831796579549512547919435743061095209373233082270168863386216008953032902281048538664397843837641724916003484514895008616214918585392789481814669380946933430630885806167413683226474889760697904766948057778862507729072840807476489482786261075076006261359381912461568008882104608993425650461720551507567640313101666816395926333985273764202980411488177568385283831007943116685235174295126774530735716411337158276174399445318245815525425734478527857793862662482834722215374255287915412834009842268145456175687758353270431013891578062275430842269432691743457114332711390771894481176112551905197322722052626370681583864318570071908935378163461502388723489310445178369081854867795271167992712935043561968839989935079229963990896977142254670405479700934489033982683454806207773317 . . . . . . . . . . . . . . . . . . . . [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) d89e2d4e555df8ee6cb9b4fbc611a79be67d3da5 . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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) 00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001705753e5780000040300473045022100a937e1ca1ec1d539d14dcdcc74a35b7a78bf963fffd174190c2df2288d1f6f4c02203976a1b84d4155f2fa37c420224c2cefa29ec97952df0b39c2c8cdc51feeaaad00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001705753e5ab0000040300483046022100cb0a75a7e54933d1bd2454949f224476cc01411c974cfff7bfd8417692e3e3a7022100d42b2f73e3aa4d0e1da92faadededd15431a5d7fee4a324a599a3942f58084fb . . . . [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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