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

dieselhost.com · 199.233.181.137:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
C=CH L=Schaffhausen O=Plesk CN=Plesk emailAddress=info@plesk.com
Issuer
C=CH L=Schaffhausen O=Plesk CN=Plesk emailAddress=info@plesk.com
Valid from
2026-09-02T00:50:43+00:00
Expires
2027-09-02T00:50:43+00:00
Days remaining
295
Serial (hex)
6A9772E3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

42:99:62:F2:C1:64:52:73:32:6F:4A:7B:7D:A7:FF:01:65:7A:80:8C:7B:B2:DC:0A:87:93:AC:69:D5:02:C5:3B
Certificate extensions & PEM
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
E3:69:0C:AC:F2:57:E2:48:F2:14:E3:C5:3F:05:2B:A1:96:A3:CA:99
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-10T12:39:42+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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