jakubchmura.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0b:98:97:2e:8e:83:89:c9:e3:81:58:04:7a:7d:5a:26:bf 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): 03:0b:98:97:2e:8e:83:89:c9:e3:81:58:04:7a:7d:5a:26:bf
Serial Number (int): 265282791467877958967140758981396177495743
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:6a:57:cd:7a:be:81:3d:73:58:2b:e4:f3:85:7e:1d:10:89:42:56
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c0:40:e7:85:13:86:7e:49:01:5e:9f:3e:17:2a:4f:44:4e:71:03:bc
Fingerprint (sha256): 89:b7:b7:34:06:87:5d:5d:36:f7:88:2f:21:48:d7:76:fe:ba:92:2c:af:c4:1f:81:00:57:18:ce:89:40:70:92

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

dev.jakubchmura.pl
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-----
MIIFfjCCBGagAwIBAgISAwuYly6Og4nJ44FYBHp9Wia/MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMDExMDE2MzVaFw0x
OTAzMDExMDE2MzVaMBkxFzAVBgNVBAMTDmpha3ViY2htdXJhLnBsMIIBIjANBgkq
hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0nuyKdW4FT0D+DKkAwXAnGPBd7kiGe5q
tDnO0YQvEIuGoCXVC1QoFNfVvxm4dp1krIUEf8yHmr6ePJYfd2ql5BWrIJpXlNhY
FQfZdAycFoFytUpb788a+rbR5EmKyLn7NriNgznxCPIB6czG/Gb3pvdB4htBCftk
ys9HQyVmMwwFzy3bxpAQKU3DySMjhlvz0ZZAmYG+fU29knZrfk1hcsapXIMK17U5
WKPimSZdpagk84jlBmL0ldhdVUgDLLZlDNjExzXbTlyE8ufXRVyTA8IeIMoQFXyP
weFz9FqY7MnlYsPFwDWHukc49rK7ecPTVE/LjwlPTiyFl7lkr+9RwQIDAQABo4IC
jTCCAokwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEF
BQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQ1alfNer6BPXNYK+TzhX4dEIlC
VjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRj
MGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5v
cmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5v
cmcvMEEGA1UdEQQ6MDiCEmRldi5qYWt1YmNobXVyYS5wbIIOamFrdWJjaG11cmEu
cGyCEnd3dy5qYWt1YmNobXVyYS5wbDBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr
BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0
Lm9yZzCCAQYGCisGAQQB1nkCBAIEgfcEgfQA8gB3AOJpS64m6OlACeiGG7Y7g9Q+
5/50iPukjyiTAZ3d8dv+AAABZ2l8CR0AAAQDAEgwRgIhAITdIPtkHnwQ5PVWB6cZ
FC57RBJM+rKugKu9e09RcElOAiEA5D06B+2eVZGHRPJ5IY1sMHI/F5uzsz+mWsVK
xiD742sAdwBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4scdoVEvYjQAAAWdpfAi/
AAAEAwBIMEYCIQDRbzNjT9EFHKIC/FVGJD0AE//Th5JwEbcW1iOJO32FzgIhAMD+
FvSip3RUvMAhFGaLgqTW6kuUQxKSrx1qnOj5pJSqMA0GCSqGSIb3DQEBCwUAA4IB
AQAK4PXeg+yGiRz8qhPLxSA9PmlgcPp/YWD5HKIPMnkGwtsP9R0DI7jCukfgBJq0
FAy2MrQ0gCaeHv7hkSw9p7y+38RaRIGBQXAB43sxASl0f6ldnlLdGUTQLRUMfc6O
johiPyUj7srvv/GiqLpb8lKNN1uvm55mlwz31/04/tSJZCiX95zjBxTZG2BZ1QRO
/awZdRwtKwg5r0aHJeXyjP/3Cm6qD6PzrwwAL2nhR2Z1v/kgCgcpmPFddupkg8Lv
cxz1UgnVBtQU7daocqKZhCu3b7wyOviPz3VguVSdykr98WjzhPFJBOSqNC/hLSet
r5RcXVhUREfRU8QWRWQMz0PC
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0nuyKdW4FT0D+DKkAwXA
nGPBd7kiGe5qtDnO0YQvEIuGoCXVC1QoFNfVvxm4dp1krIUEf8yHmr6ePJYfd2ql
5BWrIJpXlNhYFQfZdAycFoFytUpb788a+rbR5EmKyLn7NriNgznxCPIB6czG/Gb3
pvdB4htBCftkys9HQyVmMwwFzy3bxpAQKU3DySMjhlvz0ZZAmYG+fU29knZrfk1h
csapXIMK17U5WKPimSZdpagk84jlBmL0ldhdVUgDLLZlDNjExzXbTlyE8ufXRVyT
A8IeIMoQFXyPweFz9FqY7MnlYsPFwDWHukc49rK7ecPTVE/LjwlPTiyFl7lkr+9R
wQIDAQAB
-----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 265282791467877958967140758981396177495743
 . . . . . . . . [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 2018-12-01 10:16:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-01 10:16:35 +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 26571040789615837211680500616208817144601954642637484323319162885401236515322787196751674316381939235757938789183822705674862005321014281195481759548402505687677091317754562081128790025101859993581310141175526118479063288907829353656433509332266478356145294334956141120050219793113863033012524742963680646506602482001039171124135289490503782016993856728321351721403461317491936428116335578920281646424770171251729019851599297674748010968164301489458940920451876988839297438117550224293514992922960377503334586627908471172725964465557733877388939753050345892587093473056490338471431878512305055672460988026996405522881
 . . . . . . . . . . . . . . . . . . . . [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)
							356a57cd7abe813d73582be4f3857e1d10894256
 . . . . . . . . . . . . . . . . [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 (58 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.jakubchmura.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167697c091d000004030048304602210084dd20fb641e7c10e4f55607a719142e7b44124cfab2ae80abbd7b4f5170494e022100e43d3a07ed9e55918744f279218d6c30723f179bb3b33fa65ac54ac620fbe36b00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167697c08bf0000040300483046022100d16f33634fd1051ca202fc5546243d0013ffd387927011b716d623893b7d85ce022100c0fe16f4a2a77454bcc02114668b82a4d6ea4b94431292af1d6a9ce8f9a494aa
 . . . . [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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