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:c0:35:71:12:30:10
Serial 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.org

Check 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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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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