jakubchmura.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b7:e0:a7:db:fe:c7:64:4c:b1:88:62:4a:47:e9:67:22:9b was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=jakubchmura.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b7:e0:a7:db:fe:c7:64:4c:b1:88:62:4a:47:e9:67:22:9b
Serial Number (int): 323907149588477040475463796664952464810651
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 41:3d:af:64:c9:de:3d:26:ca:01:fb:ce:c6:68:0c:5f:c0:d4:d1:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 5e:bf:b9:bc:e4:fb:aa:23:e7:b4:66:5b:ba:04:54:06:03:a8:68:38
Fingerprint (sha256): a3:fa:37:1f:5b:61:d6:46:51:b4:52:01:9b:7c:8c:68:98:21:8b:69:1c:51:9f:eb:e2:c9:d2:81:9f:ed:b7:e6

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 jakubchmura.pl

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jakubchmura.pl

Public Key Algorithm

RSA

Key Size

2048

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

jakubchmura.pl
suchary.jakubchmura.pl
www.jakubchmura.pl

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Certificate

The complete raw certificate details for jakubchmura.pl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6IsPlok6wvmGlhN4ByH6
HzW/dPxnj9wfBKMmUZDksig7AIwXhTaTSsTKCe2GGs9aXtkgkRyjAfyNZ64GXnXn
VbolmefQxSw/4P59oqgDDl+Updtq1Hnk/pt+iB4nJF6w5VYm3Cl5exG9aDmvtkJC
DL/4D0OnjoCyBAPZ4b6GoXzLZSREIghY4e8/ZDs/3s7IJclEyFTA85QdD1ZXjQ/a
mx0gZ9CItzAIEKVrked1HEl2Mj3B2v28FlnMCPErDfFxM+nR5Nuht0fwJthGoJC6
6DHR4INgL32azGB7u/CH1+6qEn47LM8XzNag7cee9QMOOV5dlWFYHuPoZfAamnhz
6wIDAQAB
-----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 323907149588477040475463796664952464810651
 . . . . . . . . [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 2020-01-24 07:05:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-23 07:05:43 +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 'jakubchmura.pl'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 29355860233122015537180845117296699252998461540795161682737071391877300166747265507463572668286259925922025328571853420905097518517524947763684591712423361728879169576823807553972810404693666696777015045904665041535116846875949378883954894140306426244822434291163874827104225921514125419639903230966007783905201229801270766559245285731564765595525008377952604613300064481180805497357298877689431886694595197039361206629266798710372380325363328509073452533349251182963880277292606623285335393515714053737191078877171826834391649900567772703574850901183965924056536806266441892187235953748429413835487528819632918524907
 . . . . . . . . . . . . . . . . . . . . [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)
							413daf64c9de3d26ca01fbcec6680c5fc0d4d113
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jakubchmura.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'suchary.jakubchmura.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jakubchmura.pl'
 . . . . . . . . . . . . . . . . [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)
							00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fd695def10000040300483046022100d6500c8f5c3c0edd72b359ba9f4c0b3d4e71d1a291d50959525a9c293225a710022100c55afbf9e34fb67f852ca6a92e2fb5aa3f145db8a4465580d92664ea5538662b00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016fd695df1d00000403004630440220669f05786946ba393373013cebb7997294144436109754baaf0bf7247f6ab96b02202306017d3646ea07aca833589a15b581322fdb4c8d019f1d0310541be2e945f8
 . . . . [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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