www.elkostech.pl

Issued by RapidSSL RSA CA 2018

About this certificate

This digital certificate with serial number 0c:c0:fc:3a:84:b9:b9:a5:98:31:34:fa:fa:36:9b:10 was issued on by DigiCert Inc.

With 2 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=www.elkostech.pl

DigiCert Inc

Organization: DigiCert Inc
Organization unit: www.digicert.com
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 0c:c0:fc:3a:84:b9:b9:a5:98:31:34:fa:fa:36:9b:10
Serial Number (int): 16952772749787772693326918487048100624
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 4f:a2:93:67:4d:a3:d6:7b:28:76:dd:da:2a:7d:1a:6c:9e:53:26:0d
AuthorityKeyId: 53:ca:17:59:fc:6b:c0:03:21:2f:1a:ae:e4:aa:a8:1c:82:56:da:75

Fingerprint (sha1): 64:e8:8f:a3:21:c9:45:d5:98:68:b5:f6:32:78:31:6b:2a:fa:5b:cf
Fingerprint (sha256): f7:2a:12:a9:76:91:03:13:16:c2:95:01:c0:c2:ab:8f:02:a4:87:f1:dc:26:26:99:db:f7:c9:02:42:64:e1:a7

Issuing Certificate URL: http://cacerts.rapidssl.com/RapidSSLRSACA2018.crt

Revocation information

OCSP Server: http://status.rapidssl.com
CRL Distribution Point: http://cdp.rapidssl.com/RapidSSLRSACA2018.crl

Check the revocation status for certificate www.elkostech.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.elkostech.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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.elkostech.pl
elkostech.pl

Other certificates including the domain name elkostech.pl

(limited to 100 certificates)
elkostech.pl
www.elkostech.pl
www.elkostech.pl
www.elkostech.pl
www.elkostech.pl
www.elkostech.pl
www.elkostech.pl
www.elkostech.pl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA30Z9uKelV4uB8Sp+zX7I
buXC9hJHlc+wj/79nrNiy1Xr/neCrpk0NERcVAXVPpqq3DBSfKYCA6vdAoIN3ZOJ
NhVHDyX0p2j53ZouHKfx4gcNvVSFHVjXldih+3D+UwhAkk7dlTIDqmG2Bk00n0r4
z7gFmYApX8y/Wv372lLIaMCd0eWIauTN6DALnVCc6KUo7FG/+r8Rr3eNHIA8jAnA
9Bw3dRFUK9CXp1cxNiNG37WVveRpcsrDNp4+5puKK+Xk632Fq1xU2MEiilrwrdAN
d8K4rEEZTCpMAcGHiCbY2KyMl0a1IWMVxJQgA3LNV6i6RVcQ/RrgzI5MvkAVFrlz
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 16952772749787772693326918487048100624
 . . . . . . . . [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 'DigiCert Inc'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.digicert.com'
 . . . . . . . . . . . . [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 'RapidSSL RSA CA 2018'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-15 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-02-13 12:00:00 +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 'www.elkostech.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 28185902463818722484624367942815513056345763237199052880523474238337572883248309541471171916953615870653540588926370419815802859296251534314885866104933704330605251477284333901136919266119115085654245231412374546903002173248752621302251564653731567072191811423227232725931299280531923105145848239363138848753320817614585957648772670819157755533825893751444016925208789975887970214772931310938236807496124311841124999692746281012779694999514209376133347188315900438969010790389672849390166812354250832387900841432713679603049645592233404535160658944108575901179606799029128046540793018820972907583989534267707089318889
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 53ca1759fc6bc003212f1aaee4aaa81c8256da75
 . . . . . . . . . . . . . . . . [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)
							4fa293674da3d67b2876ddda2a7d1a6c9e53260d
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.elkostech.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'elkostech.pl'
 . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (55 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cdp.rapidssl.com/RapidSSLRSACA2018.crl'
 . . . . . . . . . . . . . . . . [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 2.16.840.1.114412.1.2 (digiCertDVCert)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://www.digicert.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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://status.rapidssl.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cacerts.rapidssl.com/RapidSSLRSACA2018.crt'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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