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

ns2.dataserver6.net · 168.235.90.98:443

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
emailAddress=ssl@newton.dataserver6.net CN=newton.dataserver6.net
Issuer
emailAddress=ssl@newton.dataserver6.net CN=newton.dataserver6.net
Valid from
2026-03-08T12:20:24+00:00
Expires
2027-03-08T12:20:24+00:00
Days remaining
143
Serial (hex)
01E4D3DC7C
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:newton.dataserver6.net

SHA-256 fingerprint

BA:68:1A:B1:04:EC:80:6F:FC:2C:96:A9:78:5B:AF:D6:C9:6B:37:9E:51:84:4A:A4:62:0C:7B:54:AF:29:58:89
Certificate extensions & PEM
subjectKeyIdentifier
07:B3:B7:F1:BA:2E:75:A3:7D:F3:4B:45:29:94:36:D4:56:7A:6E:24
basicConstraints
CA:FALSE
authorityKeyIdentifier
keyid:07:B3:B7:F1:BA:2E:75:A3:7D:F3:4B:45:29:94:36:D4:56:7A:6E:24 DirName:/emailAddress=ssl@newton.dataserver6.net/CN=newton.dataserver6.net serial:01:E4:D3:DC:7C
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectAltName
DNS:newton.dataserver6.net
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-15T21:53:11+00:00

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

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