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NETWORK / INTERNET DIAGNOSTICS / V1.0

Know your network.

Explore the infrastructure behind the internet. Inspect DNS records, trace IP ownership and understand how websites respond — all in one place.

Launch diagnostics Subnet calculator
Checking network APIBUILT FOR THE CURIOUSNO LOGIN REQUIRED

01 — NETWORK WORKSPACE

Network Diagnostics

Real-time lookups using external DNS and routing data, with HTTP checks performed from Cloudflare's edge.

CRAYNOX / NETWORK CONSOLE
INTERACTIVE TOOLKIT

DNS Lookup

Query live DNS records from public resolvers.

DNS results can differ between resolvers due to caching, TTL and configuration.

LIVE RESPONSE

Awaiting your query

_
Ready for a lookup

Choose a diagnostic tool, enter a target and run your first query. Live results will appear here.

network@craynox:~$ ready
NO QUERY YETAPI / V1.0

02 — LOCAL UTILITY

IPv4 Subnet Calculator

A quick, private subnet calculator. Calculations happen directly in your browser — no server requests.

SUBNET / IPV4 CIDR

Local calculation. No IP address is uploaded.

CALCULATED NETWORKREADY
Enter an IPv4 address with its prefix to see network details.
03 — HOW IT WORKS

Network data,
without the guesswork.

DNS results are fetched using the public Cloudflare and Google resolvers. IP routing details are sourced from RIPEstat. HTTPS inspection checks a site's response as seen from Cloudflare's network, not from your own computer.

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