zstztarnow.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a8:7d:b3:fd:e9:4d:84:34:40:56:cb:78:bd:00:29:f0:d0 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:a8:7d:b3:fd:e9:4d:84:34:40:56:cb:78:bd:00:29:f0:d0
Serial Number (int): 318671383508542975780387658972005847920848
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0e:f8:86:b4:98:6c:be:a2:66:f8:7b:77:c8:a8:60:98:e7:b3:ea:4e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 53:22:a5:1f:15:b9:71:f4:04:93:ac:72:14:c6:04:89:32:1e:ff:ae
Fingerprint (sha256): 16:8f:24:94:5d:bf:68:55:95:5f:00:62:40:66:b4:41:ed:d5:62:c2:0b:92:41:8a:7b:c2:ee:26:17:84:ce:f0

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

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtmtDx0jWWSeTOLadqYMA
dXDlE98FFdQhIMIbwlnmy43rYdoboMQiMY0Ui0FTktslzFecnu6i18Qrv5+/eiVI
7eXlpbiIRFgmGJ3w1pU32wlnv3Qu9H41PXM42orM71Ytz1J8Fud59U41Ft6iyGe6
o1CDmMWMElRoz6xpY4hrXI1z1MrGNFxjtWIGvvlJPy12TX6Ri2aQaLUkSgGnEkqi
3pL+EKnyYPlkTzYOlrjJYmbE3VnPjk7qgg9nSF5fj+RL6rycvtB7t1XPRMBGGOCj
gm5E5ekYo0gou5On81uw8qaFzO/SnUlRWOErxV2MXFkb+5qKqzRpQOyUk5LyAtu1
6QIDAQAB
-----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 318671383508542975780387658972005847920848
 . . . . . . . . [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 2019-03-09 10:37:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-07 10:37:45 +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 23028265728171466302698798000757789934637129256855313446462324348875883726150280213216939241334461842515349305526717872781033325427695302470570595725524119065574793547757186752767958802970441667314546182809654413514973486438799707170510463322768718152299305496125861104499460498583092497302996910824324227399963960511806861578023134817019093019656467722979284165467925922553604506564948970078154888960938097177754388821898923738309384325727977373865064474071672821308421348407948751037015041585817766286753607651809844821237065271097572105452341691838792025051263238780082503693966950725063808235996150487901181556201
 . . . . . . . . . . . . . . . . . . . . [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)
							0ef886b4986cbea266f87b77c8a86098e7b3ea4e
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169623ea1e00000040300463044022024743b0256f81f6d9f6757da6633768f788165c860e481859ae8757d1ed7e0f7022078004c810e7eae0f9451226aa56cdca7c37bbe01f57524b2c35efb1f54f4aa6700760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169623ea2270000040300473045022100b85281b7fea537898539fea8ddd7e96fba62234f92f3d2b3f4207f040107729302201dd13ec63da5e55995e20516fa96964194ad21c017ba474423a4c11c4260ff0e
 . . . . [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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