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

TLSv1.2

mail.netcom.cm · 188.138.99.212:443

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
The certificate has expired.

Certificate verification failed

Subject
C=-- ST=SomeState L=SomeCity O=SomeOrganization OU=SomeOrganizationalUnit CN=loft7488.startdedicated.de emailAddress=root@loft7488.startdedicated.de
Issuer
C=-- ST=SomeState L=SomeCity O=SomeOrganization OU=SomeOrganizationalUnit CN=loft7488.startdedicated.de emailAddress=root@loft7488.startdedicated.de
Valid from
2016-05-07T13:45:44+00:00
Expires
2017-05-07T13:45:44+00:00
Days remaining
-3434
Serial (hex)
75F4
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

1D:32:72:6E:A0:45:E3:83:4F:59:40:1E:34:53:BE:C6:DC:B4:21:11:41:2A:82:36:0C:3A:F4:E7:63:5B:54:F0
Certificate extensions & PEM
basicConstraints
CA:FALSE
keyUsage
Digital Signature, Non Repudiation, Key Encipherment
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-01T08:52:17+00:00

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

View certificate JSON

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