www.ultraknit.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:76:60:e5:14:13:13:8f:92:4c:5c:5e:c0:35:71:12:30:10 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): 03:76:60:e5:14:13:13:8f:92:4c:5c:5e:c0:35:71:12:30:10Serial Number (int): 301618972422687015971132957504698244542480
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b3:0c:aa:8e:85:08:b8:6b:2d:75:26:a4:a9:8f:ac:b3:c2:03:32:79
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): e0:fa:38:8d:5d:91:01:7a:e1:34:1e:b5:a7:0b:65:3a:02:b4:a1:b3
Fingerprint (sha256): f2:97:7f:93:7e:cd:48:4b:b5:c5:1d:fd:31:f2:78:a9:3a:4a:96:e7:49:32:4b:9f:72:71:dd:8a:4f:a9:3f:b0
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----- MIIGWDCCBUCgAwIBAgISA3Zg5RQTE4+STFxewDVxEjAQMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTExNDEzNDVaFw0y MDAzMTAxNDEzNDVaMBwxGjAYBgNVBAMTEXd3dy51bHRyYWtuaXQuY29tMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5F/sEBfsH/ucDjXsWu1XoNx0fXwz MlNmye6haLvpPKHIp1u8hOq3MRH0px4qj7jZ+ZL8zXkKK+xQwPW76TSsaw5ay3DC oQ8ST8hlMhRwt/gGWjq421TIAaF4Re/8bV3EfkqiXMl5cPTsAN3bIG81u9IxG8G7 ihPAb7trvdvFOPeg+qq1aabWaBLvoMWw/UlTuTg2Z3WYMX2HUcsvWQky/xHwbD99 ZfM1gXEp7lUQybsS3yHqvpuUJkfcuqqBA3hCK3o9aJArlC9/jvt96mf6MQ2UpW3A SSFe7VfVAmJFoaNjaozwWA0nBd2uKLBPNQm8RhPM0vU125lmmdYysG8d9VEaOf2i ybzvGG9E89rmMY1Y9+5szzGw0igrSdeDZgvThHjbgP2SPrq2kTz8aVB3KVqg6boV c8LefuZYaYlT0qPK9XC8ZvV5S5OYjXC/oj902XfzvBjSBYhv6dPmSDl4gTN3Uvlm GvHAI9uYOtcqW6B1jrhZAHD98u3SiBFoeUb1wdrh9YsqEW2ASDsKL8j6h//wdxUg vo8HR3IgAtxjlM7wiBIqOHMA2h6DD//TVCFwP6GnEKNqz1MpHSSctHJGQkrvJPmq 9FmshPyK7YQyghP3RaxTdxkz+HLFwFv9T3eE+Xb2/HPqD5IzQwoCdcKSBMPP/1px yx+Kfcg765PvjekCAwEAAaOCAmQwggJgMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU swyqjoUIuGstdSakqY+ss8IDMnkwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl 7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5p bnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAcBgNVHREEFTATghF3d3cudWx0cmFrbml0 LmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsG AQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQIGCisGAQQB1nkC BAIEgfMEgfAA7gB1APCVpFnyANGCQBAtL5OIjq1L/h1H45nh0DSmsKiqjrJzAAAB bvWF7NoAAAQDAEYwRAIgezvlLaGv/zMbR86yTZAd0ZUwfVyAFHCiwN2R90xSs9gC IGaqNdD4clKosSQzSxaN8zsZvyRk2XZeat8ELr4qOqBoAHUAsh4FzIuizYogTodm +Su5iiUgZ2va+nDnsklTLe+LkF4AAAFu9YXszQAABAMARjBEAiBLKRjiTdVpujnR 1c1i59rm0jUbgGrEL7GW6o7iC6VEuAIgeTSgXRZe2H0am6sP0/mI8T7Vq+A69avR ztR7uE8/hccwDQYJKoZIhvcNAQELBQADggEBAEX0Cq1xTRlfI1O8+yX3j41Zi0E/ y66dixzFxgchEHtk7koJqVERM5WNMF49qfeDhLXj5hkfBPWtFNUnzGUEtDkWQwR0 AcMXNezSVGY21ma6qhZG5eWccNBtUjtP0ttYhTgkff5SLIThQwx4J2+djiyV1xLK Rt5ivYudnwB4vCy95glO95Rs/HNLwnYlfoL53H7YpfSLPsk6fJTQny4diT0MQ4Tg lhCJwnrioge27Y5qYf/cZqsyHkAzRMSH/ieNebBDxFQG7RCkUukz+S3ZETKOjEM1 R1K07tGpWSIAdsROIvYga17+4CVUHV/kOtJ/uLY4Om5fnQxieDdfs2/VdNw= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5F/sEBfsH/ucDjXsWu1X oNx0fXwzMlNmye6haLvpPKHIp1u8hOq3MRH0px4qj7jZ+ZL8zXkKK+xQwPW76TSs aw5ay3DCoQ8ST8hlMhRwt/gGWjq421TIAaF4Re/8bV3EfkqiXMl5cPTsAN3bIG81 u9IxG8G7ihPAb7trvdvFOPeg+qq1aabWaBLvoMWw/UlTuTg2Z3WYMX2HUcsvWQky /xHwbD99ZfM1gXEp7lUQybsS3yHqvpuUJkfcuqqBA3hCK3o9aJArlC9/jvt96mf6 MQ2UpW3ASSFe7VfVAmJFoaNjaozwWA0nBd2uKLBPNQm8RhPM0vU125lmmdYysG8d 9VEaOf2iybzvGG9E89rmMY1Y9+5szzGw0igrSdeDZgvThHjbgP2SPrq2kTz8aVB3 KVqg6boVc8LefuZYaYlT0qPK9XC8ZvV5S5OYjXC/oj902XfzvBjSBYhv6dPmSDl4 gTN3UvlmGvHAI9uYOtcqW6B1jrhZAHD98u3SiBFoeUb1wdrh9YsqEW2ASDsKL8j6 h//wdxUgvo8HR3IgAtxjlM7wiBIqOHMA2h6DD//TVCFwP6GnEKNqz1MpHSSctHJG QkrvJPmq9FmshPyK7YQyghP3RaxTdxkz+HLFwFv9T3eE+Xb2/HPqD5IzQwoCdcKS BMPP/1pxyx+Kfcg765PvjekCAwEAAQ== -----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 301618972422687015971132957504698244542480 . . . . . . . . [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 2019-12-11 14:13:45 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 14:13:45 +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 931687472938905629630706164385267718358631528261596349998372562070186925083681412872662150005410574474076297436112770205570818853689164437023824243385163649887850116944746692420829845895315730890297275076838055059042165060060504071273274914351146751738145470656066241612766354190490145558375485117170710002151491628966088858338682274738646617939636927618223720687972342022792070377518389187321619131117600860581779621561578351659263525194973026979408299852094760883518742941722859282632963594026539619007893610729084237588032526603254907531894250059252107321324064699795863907652252661680628822732895717831063336461880985251734559384414215521306609172797187994260932994550504574867153951428895043292795725733507837564421134868561526692984625883153077411154451384322696194078871463592595005015971729109587591547738579778123009813205195231647233508129615445199349816409291869812407488454678301834572311459184816110234646408709359504009554317698962390037375501371756041497977033542339619241260136675692937376561663248277895011376350035257288740783947292834152562897023325694099164755065109680619182537778195536097848993882053470729814209995791757277074287457839352961645498321292696375875974974690144700014079186427430563021988664675817 . . . . . . . . . . . . . . . . . . . . [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) b30caa8e8508b86b2d7526a4a98facb3c2033279 . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef585ecda000004030046304402207b3be52da1afff331b47ceb24d901dd195307d5c801470a2c0dd91f74c52b3d8022066aa35d0f87252a8b124334b168df33b19bf2464d9765e6adf042ebe2a3aa068007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef585eccd000004030046304402204b2918e24dd569ba39d1d5cd62e7dae6d2351b806ac42fb196ea8ee20ba544b802207934a05d165ed87d1a9bab0fd3f988f13ed5abe03af5abd1ced47bb84f3f85c7 . . . . [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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