Free Tools

Built for the work we do every day — sizing camera systems and diagnosing networks. Free to use, no account needed.

CCTV & Surveillance

Sizing tools for camera systems, from a single door to a full site.

How much NVR disk space and bandwidth a camera system needs.

Connectivity and diagnostics, run from our servers.

Is a TCP port reachable from the internet?

Round-trip time and packet loss to a host.

The network path to a host, hop by hop.

A, AAAA, MX, TXT, NS and more.

Domain and IP registration details.

Certificate details and days until expiry.