DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

parsonline.com · 31.214.231.121:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=*.parsonline.com
Issuer
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
Valid from
2026-08-09T17:11:11+00:00
Expires
2027-02-24T17:11:10+00:00
Days remaining
142
Serial (hex)
370FAA3890CE7DA8AB4B1B9CFD9C1E64
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.parsonline.com, DNS:parsonline.com

SHA-256 fingerprint

C8:6D:77:83:A4:7F:DC:11:BB:D6:19:ED:43:BA:68:BE:01:3D:BA:19:0A:FF:A6:AE:31:76:3D:52:FD:F4:F3:52
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:*.parsonline.com, DNS:parsonline.com
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Aug 9 17:11:12.630 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:A8:9D:9D:62:25:7E:DD:82:31:05:99: CE:F0:D8:65:DB:C7:DD:14:75:04:06:B7:DF:2A:BE:24: B9:A3:0D:AC:1F:02:20:20:35:74:24:55:92:AF:31:F7: CE:9E:0D:3D:70:C6:96:77:E3:70:E2:40:2A:07:77:9D: 58:3F:15:B9:FC:EA:1A Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Aug 9 17:11:12.548 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:78:77:C2:45:8C:9F:D4:3B:BC:3A:97:C0: D2:86:0C:C2:F8:ED:AB:38:E3:D1:23:3B:6E:4D:DD:E6: 06:07:23:EB:02:20:45:BD:D2:05:9F:8B:1B:D6:96:EF: 77:7A:D8:02:1E:D8:6F:9F:7D:5E:62:37:A1:E1:3C:6D: AB:AF:F0:06:FD:B5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Aug 9 17:11:12.845 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:AC:E3:9E:95:12:F3:79:6B:4F:7C:3C: C0:9B:0A:61:8D:58:2C:6D:B5:45:3E:3F:11:53:FA:03: 09:E6:71:DD:ED:02:20:34:16:FC:37:C8:34:74:46:E2: F8:61:74:FD:D9:B4:64:0D:BE:C1:83:28:A5:5A:05:A3: CF:64:3A:B8:2F:7D:C9
-----BEGIN CERTIFICATE-----
MIIHGjCCBQKgAwIBAgIQNw+qOJDOfairSxuc/ZweZDANBgkqhkiG9w0BAQsFADBS
MQswCQYDVQQGEwJQTDEhMB8GA1UECgwYQXNzZWNvIERhdGEgU3lzdGVtcyBTLkEu
MSAwHgYDVQQDDBdDZXJ0dW0gRFYgVExTIEcyIFIzOSBDQTAeFw0yNjA4MDkxNzEx
MTFaFw0yNzAyMjQxNzExMTBaMBsxGTAXBgNVBAMMECoucGFyc29ubGluZS5jb20w
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCvTx4ex+a61s1p8XNSKiEv
ukkuzaMB1B0C3evzlHf8meMNR+qPLAuOECpJpXgu+YwEep7lGKUV6OSNkmrsIg+D
aR0E68y+M8Q2wR81RI2yNeOrQhlfTOBYsqfsyx1Ka40qlR3kgdrhN/rqIdevhxb5
Xk91ZdUGV/9UU1aEZS4MFenWmcfv4kvFkmnLW/LATUdY4Sd4dQSypNao20lftUR8
QD4ZPDfvrCx7Oxiah3OIsudb1VZ6C/f0zKP+47mibVm0oUvGZeJ4CnGtja5q2L3D
HfHHJDjvdMy2KK96INDW9HIkbfc1NNOYZvpxWZA+Qhg/T8QBZWN2mrzoL7O6Fr1L
AgMBAAGjggMhMIIDHTAMBgNVHRMBAf8EAjAAME8GA1UdHwRIMEYwRKBCoECGPmh0
dHA6Ly9jZXJ0dW1kdnRsc2cycjM5Y2EuY3JsLmNlcnR1bS5wbC9jZXJ0dW1kdnRs
c2cycjM5Y2EuY3JsMIGaBggrBgEFBQcBAQSBjTCBijA1BggrBgEFBQcwAYYpaHR0
cDovL2NlcnR1bWR2dGxzZzJyMzljYS5vY3NwLWNlcnR1bS5jb20wUQYIKwYBBQUH
MAKGRWh0dHA6Ly9jZXJ0dW1kdnRsc2cycjM5Y2EucmVwb3NpdG9yeS5jZXJ0dW0u
cGwvY2VydHVtZHZ0bHNnMnIzOWNhLmNlcjAfBgNVHSMEGDAWgBQzqHe3AThvXx8k
JKIebBTjbiID3zAhBgNVHSAEGjAYMAgGBmeBDAECATAMBgoqhGgBhvZ3AmUBMB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAOBgNVHQ8BAf8EBAMCBaAwKwYD
VR0RBCQwIoIQKi5wYXJzb25saW5lLmNvbYIOcGFyc29ubGluZS5jb20wggF9Bgor
BgEEAdZ5AgQCBIIBbQSCAWkBZwB2AByfaCzp+vBFaVD4G5aKh93bMhDYTObIsuOC
UkrEz1mfAAABn+eB0fYAAAQDAEcwRQIhAKidnWIlft2CMQWZzvDYZdvH3RR1BAa3
3yq+JLmjDawfAiAgNXQkVZKvMffOng09cMaWd+Nw4kAqB3edWD8VufzqGgB1ANbV
janQF1Pzakqgx1dJAq/rx9ws04zZ92TIDIkZHp8CAAABn+eB0aQAAAQDAEYwRAIg
eHfCRYyf1Du8OpfA0oYMwvjtqzjj0SM7bk3d5gYHI+sCIEW90gWfixvWlu93etgC
Hthvn31eYjeh4Txtq6/wBv21AHYARMK9DOkUDmSlyUoBkwpaobs1lw4A7hEWiWgq
HETXtWYAAAGf54HSzQAABAMARzBFAiEArOOelRLzeWtPfDzAmwphjVgsbbVFPj8R
U/oDCeZx3e0CIDQW/DfINHRG4vhhdP3ZtGQNvsGDKKVaBaPPZDq4L33JMA0GCSqG
SIb3DQEBCwUAA4ICAQANaACGkat7byr7fg9MuDFGtCrGN+VUHYbnTmulvhbcIILq
UVewoktat7F0SCP1/NkrIfA+w00GcciyOiTV7/prfp/Jts/2wpbBgOOcqwRaIvb8
17NiNAqtAoI0nZHQu6vBiXCxtxHNNZB5QtQpPvwwwSeNYcYMgv73UX6NBqWmQNLN
Is5dUBR8uOEr+bi8+n50axV2ExZKC3v5yHRNKdsnRyJs6NTd/DJVViWBvw8pq9ec
3ktp42qGtv6Om9DQUpXP7LEfsi1zA9DmwEk8dSX+VwXmtaL6dNfqdw1qIeOIxiUU
g1GgLNvc4PBsxR1NhHWv8LZLpoC3VIppA+Zb8Cl9Mzc76TEkaedeRhRfF4l5Xypw
bWpHG9sEpZi0BBWbsMSZUTdEwfCMo73su0W/SfwqYNFJvTz9JlxvYghiUvGtmALb
MZs1u1eEXKtUcOU2GNvsB7WBiuLKk0KePIVkZjcqkKGu1xKY75TMym1O32K2EcTK
6a4wHnbuYRE0LEWm7utUftk6JALFjkxaa35D2IfTvc9fbNlV1moxlUzJpyJcaAUY
9DCgMKWOU76m43ASpNSO0e1q6q7qyuZ4SRhEO9NNE2Izup3/RJS/vVWnHJ3rXyAL
hm0S9k8l6i0woV7dPT61O/qV4k0GtF47b5lDxkChPoWIfg6kLMijKolXZMfVzw==
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-04T18:01:25+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-----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HQ8BAf8EBAMCAQYwEQYDVR0gBAowCDAGBgRVHSAAMB0GA1UdDgQWBBQzqHe3AThv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-----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
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p1x4EaTByIVcJdPTsuclzxFUl6s1wB52HO8AU5853BSlLCIls3Jy/I2z5T4IHhQq
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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.

View certificate JSON

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