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.kcix.net · 204.12.200.20:443

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=US ST=Someprovince L=Sometown O=none OU=none CN=localhost emailAddress=webmaster@localhost
Issuer
C=US ST=Someprovince L=Sometown O=none OU=none CN=localhost emailAddress=webmaster@localhost
Valid from
2020-06-19T04:39:20+00:00
Expires
2047-11-04T04:39:20+00:00
Days remaining
7703
Serial (hex)
42608175589BA1C4E7D843DB613EE1BC198FADF6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

11:E0:C4:01:B8:AC:CA:A1:0A:C7:BE:57:A1:63:6E:60:7D:B2:26:DE:86:58:AC:57:BE:10:44:04:19:6B:B9:68
Certificate extensions & PEM
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-01T16:07:19+00:00

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

View certificate JSON

Registration / WHOIS →DNS records →