DNS
SSL certificate
TLSv1.3artnet.pl · 178.255.46.96:443
Certificate chain, hostname and dates verified using this server’s CA store.
- Subject
- CN=*.artnet.pl
- Issuer
- C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
- Valid from
- 2026-05-14T16:31:09+00:00
- Expires
- 2026-11-29T16:31:08+00:00
- Days remaining
- 55
- Serial (hex)
- 67EB9AB3D0CABC876758873F64E09116
- Signature
- RSA-SHA256
- Public key
- RSA 4096
Subject alternative names (SAN)
DNS:*.artnet.pl, DNS:artnet.pl
SHA-256 fingerprint
01:9D:93:7B:75:78:0E:49:18:F7:DD:6C:7A:2D:94:F2:85:15:C6:AA:BC:19:B1:E5:E6:CD:48:E0:BF:66:3F:78
Certificate extensions & PEM
- basicConstraints
- CA:FALSE
- crlDistributionPoints
- Full Name: URI:http://certumdvtlsg2r39ca.crl.certum.pl/certumdvtlsg2r39ca.crl
- authorityInfoAccess
- OCSP - URI:http://certumdvtlsg2r39ca.ocsp-certum.com CA Issuers - URI:http://certumdvtlsg2r39ca.repository.certum.pl/certumdvtlsg2r39ca.cer
- authorityKeyIdentifier
- 33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
- certificatePolicies
- Policy: 2.23.140.1.2.1 Policy: 1.2.616.1.113527.2.101.1
- extendedKeyUsage
- TLS Web Server Authentication, TLS Web Client Authentication
- keyUsage
- Digital Signature, Key Encipherment
- subjectAltName
- DNS:*.artnet.pl, DNS:artnet.pl
- ct_precert_scts
- Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : May 14 16:31:10.274 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:19:50:E7:02:06:90:AA:B4:06:A4:D7:58: 38:B3:D9:6D:7A:E5:71:A6:8F:5C:95:98:2A:73:9A:89: 77:8A:DB:7E:02:21:00:B4:BC:FA:B1:90:8C:1E:2A:D4: A8:68:6D:37:7E:26:F0:98:ED:86:85:5C:92:3E:D1:FA: FA:79:A2:73:E9:4B:D1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : May 14 16:31:10.320 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:48:CD:0F:BB:26:23:1F:67:1D:FA:B5:AB: B3:77:8D:B1:B5:27:45:47:AC:47:BD:B6:B5:CD:3A:FF: 9A:08:0F:A2:02:21:00:9B:12:46:6C:2F:F1:4A:F7:A4: 08:37:5E:3D:70:AD:E0:86:94:DB:9A:BE:5E:A9:5D:BA: 49:9B:47:F7:A6:DF:4D Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : May 14 16:31:10.818 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:68:58:98:18:B5:9E:BA:F4:3F:08:AA:C5: 4C:58:EF:AD:D3:C7:D0:8E:4A:74:BC:10:97:DF:4B:42: 38:69:EE:07:02:21:00:D0:5B:E8:47:D2:9C:4F:4C:26: 4C:05:63:09:3D:3E:10:24:83:4D:10:6C:5B:80:52:52: 70:CB:46:55:95:6D:C8
-----BEGIN CERTIFICATE----- MIIIDDCCBfSgAwIBAgIQZ+uas9DKvIdnWIc/ZOCRFjANBgkqhkiG9w0BAQsFADBS MQswCQYDVQQGEwJQTDEhMB8GA1UECgwYQXNzZWNvIERhdGEgU3lzdGVtcyBTLkEu MSAwHgYDVQQDDBdDZXJ0dW0gRFYgVExTIEcyIFIzOSBDQTAeFw0yNjA1MTQxNjMx MDlaFw0yNjExMjkxNjMxMDhaMBYxFDASBgNVBAMMCyouYXJ0bmV0LnBsMIICIjAN BgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA8DO3KZg2eikBUMpPGo/KfjfpfPvs Tu4raJSJKLgftmlKFXZo3MpEfo6sollYnUTVbP2datDJaLM8e8hSEELFS3V2QlSN S8ncZzW6BopGms/vfLeCLpOar4xDmaJCC2Vb5Yw5abwwfhwgirnCYAAw9UrG0lwu WTbnjRWrsATzPHggIiWHkl1AlD2fkw0cxzzOmlbuvdUo0FhCtA1/H2nT9eppzTvv PftI8dW/cmMPbHiLoWVe7Jh7o1fPu5NJIwG/VQrIpdSaHff5obxpmvk0dJdFaiFz 6po3pGtYmjECdcCEIvCyDr8gbXS+G88pZaiSgvlQ/YdM/gxeN3LLzYS2U3J3uNdo jE05bBCw2OdmG2Y93oYvnS+1fMebi8CtCQ9E7yhSNKv/xIqi9s/CnRov8gtbSEAE I2Ivg2mmEAYb86xE0Z7Tdg9yoNH0g8gUH2lE7YYyITIVje/ruyz2GOwqvaGBN/QN iE3Q9Ypqz154G8sd56sK6ogh4yffc8n6P7wSxn0cI1JVQ2iK0jClNHjMd1sjZ1wH 2uaFiq7J3JHetOq+c25wy3kVI/FQEtT+6b8uC22FiHERvlGRATXZ0wlTngwN0v/a 15U5dkCep7L80Yz7lXQrqSEG+pMNLHfu4Y60T2scPfAyA0NAtYG0JVnx47PrRdXZ HfGT63r/eniB9FUCAwEAAaOCAxgwggMUMAwGA1UdEwEB/wQCMAAwTwYDVR0fBEgw RjBEoEKgQIY+aHR0cDovL2NlcnR1bWR2dGxzZzJyMzljYS5jcmwuY2VydHVtLnBs L2NlcnR1bWR2dGxzZzJyMzljYS5jcmwwgZoGCCsGAQUFBwEBBIGNMIGKMDUGCCsG AQUFBzABhilodHRwOi8vY2VydHVtZHZ0bHNnMnIzOWNhLm9jc3AtY2VydHVtLmNv bTBRBggrBgEFBQcwAoZFaHR0cDovL2NlcnR1bWR2dGxzZzJyMzljYS5yZXBvc2l0 b3J5LmNlcnR1bS5wbC9jZXJ0dW1kdnRsc2cycjM5Y2EuY2VyMB8GA1UdIwQYMBaA FDOod7cBOG9fHyQkoh5sFONuIgPfMCEGA1UdIAQaMBgwCAYGZ4EMAQIBMAwGCiqE aAGG9ncCZQEwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMA4GA1UdDwEB /wQEAwIFoDAhBgNVHREEGjAYggsqLmFydG5ldC5wbIIJYXJ0bmV0LnBsMIIBfgYK KwYBBAHWeQIEAgSCAW4EggFqAWgAdgCvZ4g7V7BO3Y+m2X72LqjrgQrHcWDwJF5V 1gwv54WHOgAAAZ4nU+XCAAAEAwBHMEUCIBlQ5wIGkKq0BqTXWDiz2W165XGmj1yV mCpzmol3itt+AiEAtLz6sZCMHirUqGhtN34m8JjthoVckj7R+vp5onPpS9EAdgDY CVU7lE96/8gWGW+UT4WrsPj8XodVJg8V0S5yu0VLFAAAAZ4nU+XwAAAEAwBHMEUC IEjND7smIx9nHfq1q7N3jbG1J0VHrEe9trXNOv+aCA+iAiEAmxJGbC/xSvekCDde PXCt4IaU25q+XqldukmbR/em300AdgDXbX0Q0af1d8LH6V/XAL/5gskzWmXh0LMB cxfAyMVpdwAAAZ4nU+fiAAAEAwBHMEUCIGhYmBi1nrr0PwiqxUxY763Tx9COSnS8 EJffS0I4ae4HAiEA0FvoR9KcT0wmTAVjCT0+ECSDTRBsW4BSUnDLRlWVbcgwDQYJ KoZIhvcNAQELBQADggIBAGAMhtrv0dO2Jj27WPMiXyMH5kHHtX/phC+/skIaZuvP 91VosRpHaQBp0oBLUqTvvnprKPaosnohyqfZka2CyLohC8MLpKhAtyzelxoigGXd uf/HV1KcdUgY+EEIxOC0IFUZFCv1wImyfHzdH0kog551U1kc4oyPowvNDU+4k1v9 BQf7RFaBbtckrdQVt4nxzmOJGR+DszdkJNUeCaeTw7AZOa2Lg3M/tQlUMBgo67Pa FO3YPwd5iTJaxiw8Ddl1DeVoQOuJhGJisWRCiSSK8N8V/Sdb8luXyLf80TT2Gzk3 CRLrGbFv8AYydi/Ft4yiVT0rhqXeTxBM0fW4efrVWM/zof1v4gIlY4qnzJHlONLT zd+vGnTeb/02ObyE35gA8rVa8rRj8yMp5ZFYgmb10r3UlODO/ElUwOvd3wOfaTOJ D2MKfMcD3al4Fc30TxdeZMNQGkvpS/yjWUSRywD49r1NRGkTeCCqaOuep+EyBS8T KHeWzc7e/WUezqVKM0BZqwGfgw5j+jSJI89u2WM2+R5sndA9GhEq92S5tDuRKyVR D34UltDhh+ouGgnHIn5UWjUgV7on4k5ggsCbIghzA0S+zlARd/k/itJMfai0+2qd YEER500+XRHIr3dHj+NlYjrlevNJqIZnQicJUWp4x4H1YAiWSR0VucxWXNTjbD2b -----END CERTIFICATE-----
Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-05T06:36:09+00:00
Server-presented chain · 2 additional certificates
Chain certificate 1
- Subject
- C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
- Issuer
- C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum Trusted Root CA
- Valid from
- 2024-06-18T07:41:22+00:00
- Expires
- 2039-06-05T07:41:22+00:00
- Days remaining
- 4626
- Serial (hex)
- A82DD9E5DCAFDF13205E70043E6B95A8
- Signature
- RSA-SHA512
- Public key
- RSA 4096
Subject alternative names (SAN)
No SAN extension was presented.
SHA-256 fingerprint
83:C0:A5:A7:68:44:C8:40:DF:AF:82:0F:FD:02:AD:F6:57:3A:26:82:3E:F6:AF:75:8A:33:84:A0:AC:04:40:83
Certificate extensions & PEM
- authorityInfoAccess
- CA Issuers - URI:http://subca.repository.certum.pl/ctrca.cer OCSP - URI:http://subca.ocsp-certum.com
- authorityKeyIdentifier
- 8C:FB:1C:75:BC:02:D3:9F:4E:2E:48:D9:F9:60:54:AA:C4:B3:4F:FA
- basicConstraints
- CA:TRUE, pathlen:0
- crlDistributionPoints
- Full Name: URI:http://subca.crl.certum.pl/ctrca.crl
- extendedKeyUsage
- TLS Web Client Authentication, TLS Web Server Authentication
- keyUsage
- Certificate Sign, CRL Sign
- certificatePolicies
- Policy: X509v3 Any Policy
- subjectKeyIdentifier
- 33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
-----BEGIN CERTIFICATE----- MIIGnTCCBIWgAwIBAgIRAKgt2eXcr98TIF5wBD5rlagwDQYJKoZIhvcNAQENBQAw ejELMAkGA1UEBhMCUEwxITAfBgNVBAoTGEFzc2VjbyBEYXRhIFN5c3RlbXMgUy5B LjEnMCUGA1UECxMeQ2VydHVtIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MR8wHQYD VQQDExZDZXJ0dW0gVHJ1c3RlZCBSb290IENBMB4XDTI0MDYxODA3NDEyMloXDTM5 MDYwNTA3NDEyMlowUjELMAkGA1UEBhMCUEwxITAfBgNVBAoMGEFzc2VjbyBEYXRh IFN5c3RlbXMgUy5BLjEgMB4GA1UEAwwXQ2VydHVtIERWIFRMUyBHMiBSMzkgQ0Ew ggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCo52NXEXWoO2w6zQeBtNer d5ahhe8RgM8XVpwGEFoovjHc4K+Cp3auUWVlt7/ARthJoxOttF+jaSrlSve9mWnm TJOo1QLuoOTWuZ9XUkMjDG1ztTbFsgRqQyOtZsDqniHD79wqD49DQW4geVslp9/L iTQKUpPawtAwpBeoaRXL8RJ8xjNA+2bEr6vesz2MEvvhpWBSWNAIR5O5YbiLztQ9 KdOuBYS0CW59ptuCjg3AuLcp8aOjk9z/kJc8xKkO48hLTp+HpdHkuI+iFWZn0aCL lM/ngpdoBw+NGs6TMC8B6BcK7y/zl8FsNC4gE86Kfd8J9zWhCA7umHnBXCSYCKRx H5o7DtoGiWXvcRKYpGtWt9czdUa1edSk5mTrwZGEXLAkX1ECiAq4GS5vEGjrEQ1u x8mag2LDh7ZnXdcyzkKZKGsx7uExe3Nx5gWWZMXFrZ5v+uxynKogHUY2vdIMB3dn 9qRYwpzvn3msfBbkRTAcS9eis1AY0Xxqlt3aXkVyqfKhdJxOPpzATM+Ve4jZSd1n LzEj+kFuHnv2jyOY3Vb35n3EmW8yAwG1OWX/QnemMA5s2fZ+ZydHOTG4DkwXnaTr R/vUhM+FNywNUlvzYjcM6zt3Ysf9M1hK5PjUEKzsPf5BrIp0fs1zhlVC+cgBN2+J PtYwxP1nNpxwBgtIPoTk6wIDAQABo4IBRDCCAUAwcQYIKwYBBQUHAQEEZTBjMDcG CCsGAQUFBzAChitodHRwOi8vc3ViY2EucmVwb3NpdG9yeS5jZXJ0dW0ucGwvY3Ry Y2EuY2VyMCgGCCsGAQUFBzABhhxodHRwOi8vc3ViY2Eub2NzcC1jZXJ0dW0uY29t MB8GA1UdIwQYMBaAFIz7HHW8AtOfTi5I2flgVKrEs0/6MBIGA1UdEwEB/wQIMAYB Af8CAQAwNQYDVR0fBC4wLDAqoCigJoYkaHR0cDovL3N1YmNhLmNybC5jZXJ0dW0u cGwvY3RyY2EuY3JsMB0GA1UdJQQWMBQGCCsGAQUFBwMCBggrBgEFBQcDATAOBgNV HQ8BAf8EBAMCAQYwEQYDVR0gBAowCDAGBgRVHSAAMB0GA1UdDgQWBBQzqHe3AThv Xx8kJKIebBTjbiID3zANBgkqhkiG9w0BAQ0FAAOCAgEACDQ1ggBelZZ/NYs1nFKW HnDrA8Y4pv0lvxLzSAC4ejGavMXqPTXHA+DEh9kHNd8tVlo24+6YN96Gspb1kMXR uuql23/6R6Fpqg49dkQ1/DobsWvAHoYeZvsaAgaKRD3bvsAcB0JBhyBVT/88S9gu DnS5YKMldiLMkVW1Noskd4dHEJ2mkJcVzJIJ0Y4johA1lC1JnZMjkB8ZTNIblkgJ K6PqlhYkeMOkx+XbmUuUgh29T0sPne7/V6PHnbEJIxUs40+iLCF0HrdqZypjvWQq pSmHRHI3UWVERDeERca0uJ3I+a5ER9vUL9u5ilGG4afyx7QwzitBG+1rU3nRsHyZ g6osILL/MWc0AbWJMyKzQ9Guj+uwq47h6BC9BsWF34pJeDC8EuN3HNxPlSWSII9l Omwtipvq0EL1iocJhXdlsG+jIUVs/Sl/Um9JiZV+h/MoytnrPrWMIj+0zz6BdaPP 2sT6wcLzpnwYcE9FWSbQrzNpL283EOUkObjc8AIxICzPHGusF0IqsO+sj9XzvLTh TjKfFlzx4NR8gbK7m8sXq6cgP4UAtyvDswebFIRQiuhjqOT9G7+56+4zC0RaEZx/ LwoFE+ObVXxX674szQvIc+7WPCooVsUbwZIikzJqZb4gJQ1OQx23CgyyYlsPHIDN 8FpPkganuCwy++7umTkM7+Q= -----END CERTIFICATE-----
Chain certificate 2
- Subject
- C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum Trusted Root CA
- Issuer
- C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum Trusted Root CA
- Valid from
- 2018-03-16T12:10:13+00:00
- Expires
- 2043-03-16T12:10:13+00:00
- Days remaining
- 6006
- Serial (hex)
- 1EBF5950B8C980374C06F7EB554FB5ED
- Signature
- RSA-SHA512
- Public key
- RSA 4096
Subject alternative names (SAN)
No SAN extension was presented.
SHA-256 fingerprint
FE:76:96:57:38:55:77:3E:37:A9:5E:7A:D4:D9:CC:96:C3:01:57:C1:5D:31:76:5B:A9:B1:57:04:E1:AE:78:FD
Certificate extensions & PEM
- basicConstraints
- CA:TRUE
- subjectKeyIdentifier
- 8C:FB:1C:75:BC:02:D3:9F:4E:2E:48:D9:F9:60:54:AA:C4:B3:4F:FA
- keyUsage
- Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE----- MIIFwDCCA6igAwIBAgIQHr9ZULjJgDdMBvfrVU+17TANBgkqhkiG9w0BAQ0FADB6 MQswCQYDVQQGEwJQTDEhMB8GA1UEChMYQXNzZWNvIERhdGEgU3lzdGVtcyBTLkEu MScwJQYDVQQLEx5DZXJ0dW0gQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkxHzAdBgNV BAMTFkNlcnR1bSBUcnVzdGVkIFJvb3QgQ0EwHhcNMTgwMzE2MTIxMDEzWhcNNDMw MzE2MTIxMDEzWjB6MQswCQYDVQQGEwJQTDEhMB8GA1UEChMYQXNzZWNvIERhdGEg U3lzdGVtcyBTLkEuMScwJQYDVQQLEx5DZXJ0dW0gQ2VydGlmaWNhdGlvbiBBdXRo b3JpdHkxHzAdBgNVBAMTFkNlcnR1bSBUcnVzdGVkIFJvb3QgQ0EwggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDRLY67tzbqbTeRn06TpwXkKQMlzhyC93yZ n0EGze2jusDbCSzBfN8pfktlL5On1AFrAygYo9idBcEq2EXxkd7fO9CAAozPOA/q p1x4EaTByIVcJdPTsuclzxFUl6s1wB52HO8AU5853BSlLCIls3Jy/I2z5T4IHhQq NwuIPMqw9MjCoa68wb4pZ1Xi/K1ZXP69VyywkI3C7Te2fJmItdUDmj0VDT06qKhF 8JVOJVkdzZhpu9PMMsmN74H+rX2Ju7pgE8pllWeg8xn2A1bUatMn4qGtg/BKEiJ3 HAVz4hlxQsDsdUaakFjgao4rpUYwBI4Zshfjvqm6f1bxJAPXsiEodg42MEx51UGa mqi4NboMOvJEGyCI98Ul1z3G4z5D3Yf+xOr1Uz5MZf87Sst4WmsXXw3Hw09Omiqi 7VdNIuJGmj8PkTQkfVXjjJU30xrwCSss0smNtA0Aq2cpKNgB9RkEth2+dv5yXMSF ytKAQd8FqKPVhJBPC/PgP5sZ0jeJP/J7UhyM9uH3PAeXjA6iWYEMspA90+NZRu0P qafegGtaqge2Gcu8V/OXIXoMsSt0Puvap2ctTMSYnjYJdmZm/Bo/6khUHL4wvYBQ v3y1zgD2DGHZ5yQD4OMBgQ692IU0iL2yNqh7XAjlRICMb/gv1SHKHRzQ+8S1h9E6 Tsd2tTVItQIDAQABo0IwQDAPBgNVHRMBAf8EBTADAQH/MB0GA1UdDgQWBBSM+xx1 vALTn04uSNn5YFSqxLNP+jAOBgNVHQ8BAf8EBAMCAQYwDQYJKoZIhvcNAQENBQAD ggIBAEii1QALLtA/vBzVtVRJHlpr9OTy4EA34MwUe7nJ+jW1dReTagVphZzNTxl4 WxmB82M+w85bj/UvXgF2Ez8sALnNllI5SW0ETsXpD4YN4fqzX4IS8TrOZgYkNCvo zMrnadyHncI013nR03e4qllY/p0m+jiGPp2Kh2RX5Rc64vmNueMzeMGQ2Ljdt4NR 5MTMI9UGfOZR0800McD2RrsLrfw9EAUqO0qRJe6M1ISHgCq8CYyqOhNf6DR5UMEQ GfnTKB7U0VEwKbOukGfWHwpjscWpxkIxYxeU72nLL/qMFH3EQxiJ2fAyQOaA4kZf 5ePBAFmo+eggvIksDkc0C+pXwlM2/KfUrzHN/gLldfq5Jwn58/U7yn2fqSLLiMmq 0Uc9NneoWWRrJ8/vJ8HjJLWG965+Mk2weWjROeiQWMODvA8s1pfrzgzhIMfatz7D P78v3DSk+yshzWePS/Tj6tQ/50+6uaWTRRxmHyH6ZF5v4HaUMst19W7l9o/HuKTM qJZ9ZPskWkoDbGs4xugDQ5r3V7mzKWmTOPQD8rv7gmsHINFSH5pkAnuYZttcTVoP 0ISVoDwUQwbKytu4QTbaakRnh6+v40URFWkIsr4WOZckbxJF0WddCajJFdr60qZf E2Efv4WstK2tBZQIgx51F9NxO5NQI1mg7TyRVJ12AMXDuDjb -----END CERTIFICATE-----
One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.