ultraknit.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:01:c3:ed:d3:42:43:dc:57:47:90:fa:e0:46:1d:51:f3:a5 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=ultraknit.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:01:c3:ed:d3:42:43:dc:57:47:90:fa:e0:46:1d:51:f3:a5
Serial Number (int): 261937574480573696720647578039251260011429
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 34:ad:31:8c:3e:40:c1:5e:88:70:28:df:d6:e2:bc:15:42:71:3d:71
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3f:2d:ed:54:b9:36:90:5b:a8:56:15:db:e7:bb:d6:4c:7d:d7:29:35
Fingerprint (sha256): 11:6f:5f:75:ce:2d:c1:c8:73:f0:4b:75:92:f3:14:cd:35:aa:eb:71:9b:78:1c:f2:aa:25:ea:d9:2f:e8:ea:39

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 ultraknit.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

ultraknit.com

Other certificates including the domain name ultraknit.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for 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 261937574480573696720647578039251260011429
 . . . . . . . . [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 15:11:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 15:11:08 +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 '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 696924312721896095585941207919485737757851350784759452766256786846695813667098415543451785774619758257197364225876623166048903775233808508357006768953098627996552603011070932977394911434237898034517065906341394022613027435220649050259231701691878049794993074931748787323703417619634707565651222854186276949425151643735010499754692406601335504183672851182177122296876068413256026987424533075646636240825940483847655428721978445990126540134050767782150690410706074990752607787614889440193898980225639116234033592702665761774089458830939276587614998371831577679803564925653386971215917608741432781974180442163522214764048931299087909196203764727511370527758500491624005380439181353138912442536276163050845784526533764660612062523307354242418986752094895070249805676231753945395706676817358413432072201738349447847280582330834772482335162350924610145797261747071160789544668030862567567896728905524764684322079117040851120247438855935571325462282088697846974963865396162745318010667878870991843248931350857388281786783462995958515738448105699698645957600236660230250324597221150673573885962925810819939989937665066152500952535594401361703402658362005479844066740138031396748009297040404981455495743028990494853392123670125318054543708517
 . . . . . . . . . . . . . . . . . . . . [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)
							34ad318c3e40c15e887028dfd6e2bc1542713d71
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001705911449600000403004630440220086405daf72570bbfedd0fd7f3a2d5d4cb7970e2c649a75171107c1ceabac18102201e529e8fef73cf32ca19ce565a029bbd9fe8dd81c779c9c3457bd5de1eefc896007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170591144870000040300473045022100d4fb67f6bca752b1de8faab54db1b97f139ff72f231d95aa17d96cb5a4bcb872022034e48bc3d23f191198b0a611b41aafd2a94e53d0207fc1adcaa13c69d43a4694
 . . . . [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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