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

e-utp.net · 83.238.172.118:443

Verified

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

Subject
CN=*.e-utp.net
Issuer
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 E39 CA
Valid from
2026-03-12T20:01:33+00:00
Expires
2027-03-12T20:01:32+00:00
Days remaining
171
Serial (hex)
66FCF1B4D8057B38855836E0865E40B8
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:*.e-utp.net, DNS:e-utp.net

SHA-256 fingerprint

C1:9A:D2:12:6C:F4:E8:D1:2A:DC:5B:C5:C1:7F:07:E1:F1:82:7B:99:50:8E:36:3B:CC:9D:E8:4E:65:B9:D0:73
Certificate extensions & PEM
basicConstraints
CA:FALSE
crlDistributionPoints
Full Name: URI:http://certumdvtlsg2e39ca.crl.certum.pl/certumdvtlsg2e39ca.crl
authorityInfoAccess
OCSP - URI:http://certumdvtlsg2e39ca.ocsp-certum.com CA Issuers - URI:http://certumdvtlsg2e39ca.repository.certum.pl/certumdvtlsg2e39ca.cer
authorityKeyIdentifier
8F:42:80:2D:CB:1C:CA:57:1C:3A:61:2B:2E:CD:D6:9D:23:6E:37:70
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
subjectAltName
DNS:*.e-utp.net, DNS:e-utp.net
ct_precert_scts
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 : Mar 12 20:01:34.189 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8E:FC:99:12:18:E6:0B:E2:10:57:E6: A8:3F:34:13:8A:42:A4:4B:83:05:AE:18:15:41:1C:75: 83:18:83:24:DE:02:20:15:97:3B:9C:6E:34:C1:36:19: 33:27:E6:6E:78:AE:35:D5:AD:DD:97:DD:4F:55:D0:34: B2:14:EA:C0:04:9B:E3 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 : Mar 12 20:01:34.441 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:57:48:4B:F6:EE:C2:49:E7:CE:0B:AE:0A: 37:60:BB:54:34:23:03:13:A8:A4:3B:53:77:AE:51:16: A9:AE:52:5C:02:20:30:DC:08:ED:85:6E:2B:90:F9:CE: 94:9A:5F:66:71:E5:7F:04:5F:5A:9A:08:6D:44:52:28: 29:2D:6E:8B:A3:FA 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 : Mar 12 20:01:34.558 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:89:C9:86:2E:43:CA:55:05:56:73:A2: 5D:57:0D:E0:87:FF:A2:59:88:E7:67:E6:DA:A6:4A:90: EC:C9:21:33:6A:02:21:00:82:90:DE:F3:33:DF:62:6C: 53:E1:6F:22:30:41:4A:CD:03:D6:7C:FB:90:29:01:AB: C4:65:28:18:0F:C3:A4:AC
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-22T19:30:38+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 E39 CA
Issuer
C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum EC-384 CA
Valid from
2024-06-18T07:49:15+00:00
Expires
2039-06-05T07:49:15+00:00
Days remaining
4638
Serial (hex)
0A7378F3CE61A13C60A235EE5B8ED3DD
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

52:02:D5:F0:50:5C:69:B2:F7:B6:DA:2D:15:D2:DD:61:51:5C:63:95:8A:90:C0:5A:23:D9:A8:CE:AF:DE:DB:FA
Certificate extensions & PEM
authorityInfoAccess
CA Issuers - URI:http://subca.repository.certum.pl/cec384ca.cer OCSP - URI:http://subca.ocsp-certum.com
authorityKeyIdentifier
8D:06:66:74:24:76:3A:F3:89:F7:BC:D6:BD:47:7D:2F:BC:10:5F:4B
basicConstraints
CA:TRUE, pathlen:0
crlDistributionPoints
Full Name: URI:http://subca.crl.certum.pl/cec384ca.crl
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
keyUsage
Certificate Sign, CRL Sign
certificatePolicies
Policy: X509v3 Any Policy
subjectKeyIdentifier
8F:42:80:2D:CB:1C:CA:57:1C:3A:61:2B:2E:CD:D6:9D:23:6E:37:70
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum EC-384 CA
Issuer
C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum EC-384 CA
Valid from
2018-03-26T07:24:54+00:00
Expires
2043-03-26T07:24:54+00:00
Days remaining
6028
Serial (hex)
788F275C81125220A504D02DDDBA73F4
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

6B:32:80:85:62:53:18:AA:50:D1:73:C9:8D:8B:DA:09:D5:7E:27:41:3D:11:4C:F7:87:A0:F5:D0:6C:03:0C:F6
Certificate extensions & PEM
basicConstraints
CA:TRUE
subjectKeyIdentifier
8D:06:66:74:24:76:3A:F3:89:F7:BC:D6:BD:47:7D:2F:BC:10:5F:4B
keyUsage
Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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-----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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