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:e7Serial 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.orgCheck 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
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----- MIIFkjCCBHqgAwIBAgISA7Bdgj4qOklrnFC1khGE7VPnMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMjUxNDQ0NDNaFw0x OTAzMjUxNDQ0NDNaMBgxFjAUBgNVBAMTDXpzdHp0YXJub3cucGwwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDmaNYCCbzjnIS8Zr7uKZveJ9KX9ffFYkTj GFNZFFqCMda57dmRdEMbgSA/9jhQBsmFOoAlUz6BmYnQ65qZQStELboeqoN94Ex2 QMmab2LzMSR3xyi59ViKnMY/dvngIW8Qil8vxolNE61v8gnJpMojqrCQzzlrVp3B ffvMkbsSOojb+G8ePZLUymQDWmcsR0FBiv+QcK3Qbrqk+T35Oi2MEXoaCDnnU4bt N6hUb2OM21xVBm5QInM4kFTc/gowzqdbRJ0AR4j94gvc8lO5VY2yjHM58k/Qp4fU Y1xtQfC6Y5Wkkuu33iUgE1N/G2S5wqzCL4sra4tiVTF5XfjTNOfnAgMBAAGjggKi MIICnjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFCeNKlKHGWCSevOtQRiVnREsM2/6 MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wVwYDVR0RBFAwToISYmV0YS56c3R6dGFybm93LnBsghZ3d3cuYmV0YS56c3R6 dGFybm93LnBsghF3d3cuenN0enRhcm5vdy5wbIINenN0enRhcm5vdy5wbDBMBgNV HSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpo dHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA 8QB2AFWB1MIWkDYBSuoLm1c8U/DA5Dh4cCUIFy+jqh0HE9MMAAABZ+YKJRsAAAQD AEcwRQIhAOes7cIPZE5LVSRTxKnm5a86hNS88VPnbQKDUvG2JgL8AiANLJxoCd76 9OlbrLSkqWVKxXGhmWGdcDkSgk5hG7dX+AB3AGPy283oO8wszwtyhCdXazOkjWF3 j711pjixx2hUS9iNAAABZ+YKJp8AAAQDAEgwRgIhAK966rY3do5r1U1woD7kX1CW 2Vv0LVAq2+j+Gog8kFDYAiEAkE/pLcTX++WAIePBvMHcBXNjjGtzocTLfarJjqC1 J2kwDQYJKoZIhvcNAQELBQADggEBAIsw3N6zPNCAZOvubLVrkTa2UAqfg0MKsax6 Jd6JpAcF0U51JOTKrSiziuUKrOSgOZLPHmNUcd3FOsTUCIUgPEpxxD551UUFUKzW djuVmCpeO+9Dw+xlBXMtLsHT8VZyZOmOhrFgjaYqj4heNgTlklImvSY5xigqXwVs JIpo2wPHdJ7uj9+BQwl/LefkC0PoZP7Q1ZoT1Oi7oAFr68xQHFq7lHcodKajUgFK udn4aUpNDtUnHDxV4ViEyBKczuM5cWyKVjBJHUNsPv6K8ySx1pS+TUznSV9Dd/Nt uyn4d/uAGd4irjlandinzpFQ3uY9BYULtjo1Z6GdiutdG2UYxDI= -----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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