www.ultraknit.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:06:31:f8:1a:1d:19:9f:32:74:45:30:09:c3:30:70:09:b3 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): 04:06:31:f8:1a:1d:19:9f:32:74:45:30:09:c3:30:70:09:b3
Serial Number (int): 350557258319629190872871088880916850805171
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 73:0b:79:21:53:ba:9b:ce:fc:49:0a:0b:b0:02:64:ad:05:22:3f:56
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d4:e6:a5:e0:bc:bc:4d:c4:29:c2:4b:de:68:55:fb:50:4e:16:fb:52
Fingerprint (sha256): e7:e7:4d:85:0e:e0:d7:c5:48:38:f2:a1:49:9b:4b:9b:2c:5f:46:e2:14:f3:87:a3:4f:e2:9f:08:f4:02:3d:e5

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 350557258319629190872871088880916850805171
 . . . . . . . . [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 2020-02-13 05:16:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 05:16:21 +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 919368071662579605222594977996240603841020839140605974069140894241889302036223580237561030245680533715451244469599285715904475062767544614015188727970809005579022367160733130259312967134814334102149306602687612533819455901792507531388244219583854815455629611602486866264215301441556364286560856287434840415347274649306181975590843297066781810710146440284694116599785840867808199837979750768561670393535613967841301542872836932852045160163515942635511156416533195638131735609329499778407367771203543556315970271024072388724941372974264300141544673704439215907788729981391447664053176673678585910966255423186359550040799675863634455240625263164089958655829633465967900254499428650870242474700843591130183653483200725643015941160436028277446350830428794311369412890399463985188014252472920457173545734231353700690060483625122841841765981140855238764087969298351345781808182937831229992330768670478426002682789536757066259910078886687444948788626617841755979015027559375344271145342426588882098739754258676104004410468485750003441064212940451970652595758405376931976320674476827459522458005640409272641575268326311013897062103177578961797128751980461494057283449774503800749157085752460193071799128070138098051719426863251363443752416661
 . . . . . . . . . . . . . . . . . . . . [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)
							730b792153ba9bcefc490a0bb00264ad05223f56
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001703d30ec7a0000040300463044022011192d1272a52457f3c8de5f443ecc99f237aa007a82e14a5dddd8990c0e51ee02202bfa4c8fb34c5763374f4b72539c579d591449f59a7af8a284cae29a8abcdeca007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001703d30ec6c0000040300473045022100b4048412ee30062158c3313d69ebc3895746ee4f4715bc78dca2360e227983b60220073c96e90762d43fe016a0653d2ea4baffb12043dda2a85354abb97a37949130
 . . . . [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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