www.ultraknit.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:47:76:a9:c4:16:23:ad:bf:9c:23:46:2d:44:b5:f9:fb:b5 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.ultraknit.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:47:76:a9:c4:16:23:ad:bf:9c:23:46:2d:44:b5:f9:fb:b5Serial Number (int): 372766922157205673866671057026164478049205
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 7b:21:60:1c:af:49:db:f1:64:24:d2:1e:86:b6:fa:3f:c4:f3:29:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 27:f5:1e:19:b9:f4:46:aa:2a:0a:8e:19:12:17:e3:50:cd:45:bc:9c
Fingerprint (sha256): cc:4b:5d:77:83:a4:fb:32:2e:4f:45:22:12:29:55:76:ae:07:c0:c7:0d:cf:6a:4c:fe:76:72:8e:31:67:84:dd
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.ultraknit.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.ultraknit.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.ultraknit.com
Other certificates including the domain name ultraknit.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.ultraknit.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWzCCBUOgAwIBAgISBEd2qcQWI62/nCNGLUS1+fu1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwNDM0MzhaFw0y MDAxMTAwNDM0MzhaMBwxGjAYBgNVBAMTEXd3dy51bHRyYWtuaXQuY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwM8BbRqcKzj5gyuQw/WQJlee9OeJ 1808uyYyFgncuHvNHS16I5VZenAlhA4rQ7BRNP2Gfhgb+QZGPr9SAjX1LruGprQr J1jDZ2b65JmgkciIW/wJChZi9NBkwWDvro51Ix513KE+uAnNSx4zoJp+ByJ4gsCB AbADWZtEn3ludCbwHmdN3bVrEzlhN0LiUhSQkOJwAPz9EYm7LBrmETEiNFugT87u /2l4JlMyl3cq9PykrrY4mAsOjgnN82/fZ1QTg4hv80+l2EzkW50F3GIqReOQ3Ftc e8RWZPBc5nkAudJLeZ3/pmlCix5IZJwBYgAb9xVns9l+80WFb61LUKy9yLqHHfL3 VZlTlYT35L1MHGUgkFJ+Myk3MUKGiw4UCEX6K4+U/3R3newXrSWF+sSvDVZh+Enb GaRjMo5HIgxKocyuFdVfHByC+ywtL7brrIWfJQDNJRjEOj0v5/StwtKdSrwLo3eX kbD2YlWLoPcE9zJkjC+geIrg7Z9q/i9YSIxARKsBaYhkiNDu5N6fp3N9/CgMKgjJ T8BzuUzUIh3EOgmARSOJF3FzI02qfUeqfOfiW7Si1Tj2hScxytAOxvk1VjORDvtV 3twAsuhR4VXIB3rg6SAtweLMhvxlBSlpoHrZwuZ5dATR2Yl2Gse0x44bArqSRqcL EEV4OfCFc4yK3sECAwEAAaOCAmcwggJjMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU eyFgHK9J2/FkJNIehrb6P8TzKZ4wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghF3d3cudWx0cmFrbml0 LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkC BAIEgfYEgfMA8QB3AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaBcUVYAAAB bb52K+MAAAQDAEgwRgIhAIgUJRgtygQ2Trrw6AV7/OKPM4CYaowkT6I5WNLXYgf8 AiEAxlAI5x0foHtGZNrEf9Pr4N18bKh2iXgpwsjqu1G9Aa8AdgCyHgXMi6LNiiBO h2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW2+divXAAAEAwBHMEUCIG158h2+IIJi kVrDo4y4yHZ0weihQzMDlKdIZ/C4U85/AiEAwJZz6vAb0M5VJxb8Vv2lQswyVScM 2mGRaT8M2cECGFEwDQYJKoZIhvcNAQELBQADggEBAGZ1PcKIrZDtlZoutbmASPfB cQOGW3fQAS5H6bA+LCiUvQp35+5lsFHTfbxmNgCpp8tvYsPUtWNx+ZPjrqaX4PMU 7FNUBDB5J/N6hHmCWSJKHFV0dYHd4Wdm1XuYdctiGztapbu40H2UGGbeKufuiopp o0HkuuCOyUTNF50qCH9M16YX+aNBLmJYopyy7JskQLPL4XRnfZCz1HMH09hGdYTg klSJWhGKr9PMENdaMVm060TTAgXeiUXiYXd0Ao01B1LHNPlN/8OCHzqkABtPSgUI 9eAg2y1+cQ67vGC7lNJb9pdu/Wfjm/CzzWjMZS8uN4QUJS/Dpuc08h+7ax692tY= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwM8BbRqcKzj5gyuQw/WQ Jlee9OeJ1808uyYyFgncuHvNHS16I5VZenAlhA4rQ7BRNP2Gfhgb+QZGPr9SAjX1 LruGprQrJ1jDZ2b65JmgkciIW/wJChZi9NBkwWDvro51Ix513KE+uAnNSx4zoJp+ ByJ4gsCBAbADWZtEn3ludCbwHmdN3bVrEzlhN0LiUhSQkOJwAPz9EYm7LBrmETEi NFugT87u/2l4JlMyl3cq9PykrrY4mAsOjgnN82/fZ1QTg4hv80+l2EzkW50F3GIq ReOQ3Ftce8RWZPBc5nkAudJLeZ3/pmlCix5IZJwBYgAb9xVns9l+80WFb61LUKy9 yLqHHfL3VZlTlYT35L1MHGUgkFJ+Myk3MUKGiw4UCEX6K4+U/3R3newXrSWF+sSv DVZh+EnbGaRjMo5HIgxKocyuFdVfHByC+ywtL7brrIWfJQDNJRjEOj0v5/StwtKd SrwLo3eXkbD2YlWLoPcE9zJkjC+geIrg7Z9q/i9YSIxARKsBaYhkiNDu5N6fp3N9 /CgMKgjJT8BzuUzUIh3EOgmARSOJF3FzI02qfUeqfOfiW7Si1Tj2hScxytAOxvk1 VjORDvtV3twAsuhR4VXIB3rg6SAtweLMhvxlBSlpoHrZwuZ5dATR2Yl2Gse0x44b ArqSRqcLEEV4OfCFc4yK3sECAwEAAQ== -----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 372766922157205673866671057026164478049205 . . . . . . . . [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 2019-10-12 04:34:38 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 04:34:38 +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.ultraknit.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 786590524536259452520502511458510228702332799120422440771613692587057146594867039142759166104812888742456824624923026021861903959555016963031682788452565367771596202417626772142430605333022059493478903747734053514222495284732313349721941903027985986197217114813270944254087005817832176793097436777446405641285755913442880414439423648129497381271155221451154493486895342091473691262873611825773983343420052727162828435822690249131020161196327070019916864317761046373837763523506692694517438947295911132497886164005046487325292757229449634367581246593392726363814407864453863788152761306684830169679062627915915056116952914749033698058922919710634537844845290993996516337935772146420276428167949337086814693239866892812895375517651509851431151458042701064637531593414193812903939009107842261124219139976531154815183146584807964499152196994652984336081657540399701074189001336432831570440486965440597513949543916835170222194940266630562791921637307203707839835427199174655421196087343902429551720899480671177050814635351482024633780628878239020708693823550461764383027940194349136104653794467327564818800844932594450605884741845141307139276624138187078764818745277172517208019230238719693071264082317696517015969953599511094106872536769 . . . . . . . . . . . . . . . . . . . . [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) 7b21601caf49dbf16424d21e86b6fa3fc4f3299e . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ultraknit.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) 00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbe762be30000040300483046022100881425182dca04364ebaf0e8057bfce28f3380986a8c244fa23958d2d76207fc022100c65008e71d1fa07b4664dac47fd3ebe0dd7c6ca876897829c2c8eabb51bd01af007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbe762bd7000004030047304502206d79f21dbe208262915ac3a38cb8c87674c1e8a143330394a74867f0b853ce7f022100c09673eaf01bd0ce552716fc56fda542cc3255270cda6191693f0cd9c1021851 . . . . [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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