www.j-ka.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:80:75:c6:a3:be:73:de:04:14:29:7b:e8:0e:95:75:cf:c6 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.j-ka.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:80:75:c6:a3:be:73:de:04:14:29:7b:e8:0e:95:75:cf:c6
Serial Number (int): 305049551832567663766039145150825545191366
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b7:d0:e8:6c:6a:7e:10:0b:ba:92:38:be:8b:b3:e7:ac:d9:f8:69:7f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e1:10:4a:26:90:64:40:c4:71:11:d8:ed:02:6a:b2:b3:9a:94:a2:17
Fingerprint (sha256): 07:06:c2:e0:c8:83:a6:db:c8:c8:17:b2:04:aa:65:86:38:b8:da:cd:8e:24:b6:be:9a:91:e4:61:54:aa:43:35

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.j-ka.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.j-ka.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.j-ka.com

Other certificates including the domain name j-ka.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.j-ka.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6gCxvFlhdwF5HeY1jhi8
0XZd6bhzLwotpZw+O/bESbBS7/KwXGFkhcS95Ib7mISdAKD/P45fhstSbZ+JUFt+
5q91T3CRHS2sBl+4o8qnmVPq922V83CEYEFLLMdni4c7jYSFvcrye3nNOy10RSIa
G/Gk4kipY2OnPStnmxkYA//Rt03aHA8m2+W3UXz8KXg3G8zC4vg4VgwwDT7cJc4D
3lbHuv0Rv7rshg1IzEpeDQMHma0mSHlPP7+FOGFh+cb3Lb5rPKPN1DTk2QhnkBZj
zLnxe2hInZ/OvgMnruEEwtROhwflWZUP8p+UYV6egtdGjRwiS7nVobUQJn6P8rqX
wEDtp3Yi40lZdwWqsw26EyKG4e2Ca1C61qSKeIg0vS2kgxqDTiurcKr5DgRuUYa0
60m900KakWgVIbWkiir1pMoItvUU1Spqbo+fcbgz9D/sRIDV3J48DF4QsEaJJrHp
tZs39rsrh7OK3SdyoaNm8toP1qjEOrnWH6ysNCSvuIQJm1Ae7oYM+E3ljDdD+FpK
QUW2wHaadR8nvdS2DyquQJe+TPEoDrXT6HnI1hqDViTlWPLp7tL2BtZ0+ay9Aomc
+jh68vWt9GHmoBUpEDvn1o6YhHcENxoOQ0XBYZXCWajB4KIuxfx53DH/nOJK4eRE
OLoBJYB8Bjbp8xXhRVHTVcMCAwEAAQ==
-----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 305049551832567663766039145150825545191366
 . . . . . . . . [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 2020-02-17 22:23:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 22:23:42 +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.j-ka.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 954647776042573974743269331048719307588428754146330394366671627674946461384889739503898113327115328443215257496744332375780966654642419603283487853741374986243562790701232339840135188594383404933666858150912558011787598399076762857050840471759064534007004202453724778209929013631094833580834807512051696856925519736787034910019199071835970284441065169322374301100543801441457733316004592240845145898552104211346911344564397915151298971720286840402763416523483615972299551940150726576926866044274390930234617506241130622329906500613830014212443404353418302026472788361493955765108723969951388706331297886376709047232878008802193423061036887523722315496814041883291508480308385285288418231258422601704981789734574798841333251424911688079529705090765343211733389632847778892563659506079983877964812539481958249552880731131378543878648858310915403693986690478562224192808589380368799511862602749305130105081075131039185814494710002080402062032342900609322468246837604674062158871056925380445819703493423360872368019855593886575730208704500308628912941960555416410172649287592232481586973683984505057670549971573093341853495658218206666392890639286627418974597633007801865282862105225449362924723692693034109147724989551589377562266260931
 . . . . . . . . . . . . . . . . . . . . [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)
							b7d0e86c6a7e100bba9238be8bb3e7acd9f8697f
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.j-ka.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001705576eed900000403004630440220317b55e633fa2c036eb1aff8715a3bc5df2b7b956d7733713b1e1348d93cb9e902207f6b8e099bd921904eb747b755a492f9bbdf822615f2d377d200463d7dc1daa7007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001705576eec800000403004830460221009c7d07aaa9d8230ac56d292e670108dbd91d7dd2ccb4a28fbc42950217a40d44022100e8aafef7334811138d0424fd53b366c6edae0c915ba07ee265b0628509c072da
 . . . . [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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