zstztarnow.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b0:5d:82:3e:2a:3a:49:6b:9c:50:b5:92:11:84:ed:53:e7 was issued on by Let's Encrypt.

With 4 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=zstztarnow.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b0:5d:82:3e:2a:3a:49:6b:9c:50:b5:92:11:84:ed:53:e7
Serial Number (int): 321350848836420533355531252239940767798247
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 27:8d:2a:52:87:19:60:92:7a:f3:ad:41:18:95:9d:11:2c:33:6f:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1a:bc:2d:f1:db:ff:a6:ba:4c:69:b5:a5:e5:a2:ef:02:09:41:56:bb
Fingerprint (sha256): 3a:9e:74:ae:e2:cb:11:2d:fd:56:34:9d:d9:d4:96:c3:fc:51:9e:eb:e6:40:e3:f2:f5:07:b1:2d:09:9a:a4:be

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 zstztarnow.pl

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zstztarnow.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

beta.zstztarnow.pl
www.beta.zstztarnow.pl
www.zstztarnow.pl
zstztarnow.pl

Other certificates including the domain name zstztarnow.pl

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5mjWAgm845yEvGa+7imb
3ifSl/X3xWJE4xhTWRRagjHWue3ZkXRDG4EgP/Y4UAbJhTqAJVM+gZmJ0OuamUEr
RC26HqqDfeBMdkDJmm9i8zEkd8coufVYipzGP3b54CFvEIpfL8aJTROtb/IJyaTK
I6qwkM85a1adwX37zJG7EjqI2/hvHj2S1MpkA1pnLEdBQYr/kHCt0G66pPk9+Tot
jBF6Ggg551OG7TeoVG9jjNtcVQZuUCJzOJBU3P4KMM6nW0SdAEeI/eIL3PJTuVWN
soxzOfJP0KeH1GNcbUHwumOVpJLrt94lIBNTfxtkucKswi+LK2uLYlUxeV340zTn
5wIDAQAB
-----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 321350848836420533355531252239940767798247
 . . . . . . . . [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 2018-12-25 14:44:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-25 14:44:43 +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 'zstztarnow.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 29086506685065695448335380258491098640055220557212469717520313933442372777693877308922528476712628483367602945808373550976277352455071955240357078608776781630615333790826709715705614950522837836042988779666730759217670879702646985230700375096311958840216434106777453999553637700573297006674772519610296819144333050894690582755266857870405067432249901415840019681208412180043855437874437601346739274166710642013126513402179554606189066015372548069851779524819727863698381241224029885578859699319349064053096437915216367355128103995809564076211762248060808173546645416108410376170747630886011619730733600256511576434663
 . . . . . . . . . . . . . . . . . . . . [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)
							278d2a52871960927af3ad4118959d112c336ffa
 . . . . . . . . . . . . . . . . [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 (80 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beta.zstztarnow.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.beta.zstztarnow.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zstztarnow.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zstztarnow.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c00000167e60a251b0000040300473045022100e7acedc20f644e4b552453c4a9e6e5af3a84d4bcf153e76d028352f1b62602fc02200d2c9c6809defaf4e95bacb4a4a9654ac571a199619d703912824e611bb757f800770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167e60a269f0000040300483046022100af7aeab637768e6bd54d70a03ee45f5096d95bf42d502adbe8fe1a883c9050d8022100904fe92dc4d7fbe58021e3c1bcc1dc0573638c6b73a1c4cb7daac98ea0b52769
 . . . . [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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