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
2026-11-06T11:16:02+00:00
Expires
2036-11-03T11:16:02+00:00
Days remaining
3649
Serial (hex)
471125E162D1B1C6D262CB25DE1D8969CFD47C41
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

99:D9:EA:8A:13:12:E1:54:6E:91:21:43:EA:92:08:8F:C5:D3:C4:DC:73:10:5D:75:58:90:C8:FD:91:E2:67:9F
Certificate extensions & PEM
subjectKeyIdentifier
41:C9:64:4B:85:CE:CD:1F:10:EC:09:09:DD:79:52:B1:A6:8F:DA:87
authorityKeyIdentifier
41:C9:64:4B:85:CE:CD:1F:10:EC:09:09:DD:79:52:B1:A6:8F:DA:87
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-06T11:17:25+00:00

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

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