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

zoom.interlayer.net · 13.223.161.137:443

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
CN=default.invalid
Issuer
CN=default.invalid
Valid from
2025-09-26T20:59:08+00:00
Expires
2026-09-26T20:59:08+00:00
Days remaining
-24
Serial (hex)
7CA8DB108B7EAB7586D3CA764FDEF9B1EC0AA8D1
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

3E:67:86:78:47:0C:CD:A6:A1:43:97:25:3C:F9:B7:B4:51:8A:1E:E4:B5:C9:03:E9:16:B7:5D:6B:B9:AE:C1:0E
Certificate extensions & PEM
subjectKeyIdentifier
9C:EE:2F:21:EC:DD:84:C5:4E:E3:7F:C9:D3:09:18:33:4B:2F:5F:9D
authorityKeyIdentifier
9C:EE:2F:21:EC:DD:84:C5:4E:E3:7F:C9:D3:09:18:33:4B:2F:5F:9D
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-20T13:10:42+00:00

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

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