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

ns3.servainet.com · 95.217.184.192:443

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
CN=invalid.local
Issuer
CN=invalid.local
Valid from
2026-10-01T15:36:01+00:00
Expires
2036-09-28T15:36:01+00:00
Days remaining
3649
Serial (hex)
094E001A410B421E8788B146DB00474FF6600B94
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

60:8D:3F:A0:2A:4C:FD:23:CF:A3:00:29:A9:65:68:4E:8A:03:74:43:41:B8:4C:E8:0B:DF:07:FD:EB:88:81:77
Certificate extensions & PEM
subjectKeyIdentifier
A0:F7:EC:B9:2A:BA:60:C9:14:2E:89:08:FD:5E:A0:C4:82:41:22:B6
authorityKeyIdentifier
A0:F7:EC:B9:2A:BA:60:C9:14:2E:89:08:FD:5E:A0:C4:82:41:22:B6
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-01T15:37:46+00:00

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

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