zstztarnow.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8f:ad:d0:33:96:57:f2:c4:27:fd:c7:cb:78:57:7a:7a:57 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): 03:8f:ad:d0:33:96:57:f2:c4:27:fd:c7:cb:78:57:7a:7a:57
Serial Number (int): 310228273752306638750892546826441380756055
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c3:1c:40:50:47:35:3a:39:8f:99:e8:58:94:d4:15:ea:10:e5:3a:d6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 16:6d:83:2d:ae:eb:2d:42:e7:6b:7b:cb:c3:a3:37:09:3a:70:08:e4
Fingerprint (sha256): de:10:18:b8:e6:c4:8e:40:0f:4c:8f:55:0f:90:b0:cf:66:69:64:49:1f:78:90:b6:9f:13:26:54:1f:1a:0e:1a

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

www.zstz.tarnow.pl
www.zstztarnow.pl
zstz.tarnow.pl
zstztarnow.pl

Other certificates including the domain name zstztarnow.pl

(limited to 100 certificates)
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl
zstztarnow.pl

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwuaW8DYWYwMIQ63Mf+Up
glOhBlpSMgJJaVBaq2MOH+zqqkpkKwbdno2gmn54l7yu1Pa+gspHAbZobjikx9ub
FEzbDKTGh6AQdb2f9mUx32LnXeTxAppsPmBP7CmGRfR5vwVrCv02S1mEGkHdodTH
a/QeiMpGAMdl3a+cOQmJBf01h+vQhvQLiZzOsqrIg3b0S4k83P7+BoDCHmcSNEP6
JguSsAPyMu0qy6njKGqIlUI2/Pg+TpY+G3TC3FJNyn9YijUsp7Xohfgw39FTsx7s
rDTXdkJOxLGKNJnNXRwTyESTPZMYT+/IBohXa5yiY6YgR9s7fzZlaPhSsx/4N8ly
1QIDAQAB
-----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 310228273752306638750892546826441380756055
 . . . . . . . . [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 2019-05-08 11:44:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-06 11:44:11 +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 24603939134526562766928967983954993303406903816561968961855519658060594552634965945987553240676500361368636962175113385375806243174061560328195665262660988785214135195641329600268407162306681472271574167367334859689866619258605203039548814103118348610766055116720792746018846808026537905381908386556725920289491731193722044294395392646251785581078567582675932111484436989998295104770657925090034795459180933532768759669606252095705877720116271070798669945715827782013735560829075563265753377296352990959367043887286862373426952370163084366551962930824638439316314791598062146223534146494057400881968550159598410625749
 . . . . . . . . . . . . . . . . . . . . [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)
							c31c405047353a398f99e85894d415ea10e53ad6
 . . . . . . . . . . . . . . . . [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 (72 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zstz.tarnow.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zstztarnow.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zstz.tarnow.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)
							00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a977901b60000040300483046022100a4b4dacd894b8b45cc0c3b43fe25abcbf15274ec0f8e580f64adfac7828506d0022100c29bf9f1a3f6616174e80cdfa1338652d958842f7e94fec0f3e2ef2981acdbac007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a977901da000004030047304502206c6fb80250a493464a475e09130533f5393d571ab2a4dbe95bd84d15f1eacee70221008c21b3bec929d0c6632352e81bcad384c5fa4e7b5a3c72e7d8f2d44251ce42fb
 . . . . [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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