Does WAF Detect upload my file or text to Tool-You servers?

No. WAF Detect runs in this browser tab. Files stay on the device. Limit note: Needs backend probes. Stopped this wave.

Should I use CDN Detect instead of WAF Detect?

Use WAF Detect when you need Needs remote probes — stopped this wave. Use CDN Detect when you need Needs network probes — stopped this wave. They share a category (Network) but not the same job.

WAF Detect

Needs remote probes — stopped this wave.

WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.

What WAF Detect does

WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.

Practical limit for WAF Detect: Needs backend probes. Stopped this wave. That is why output can differ from heavy desktop Network software. Read the tool-specific note again: WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.

How to use WAF Detect

Keep this tab on WAF Detect (/network/waf-detect). Pasting into the wrong Network tool (for example CDN Detect) changes the job.
Paste or type the input WAF Detect expects. Path hint: network · waf detect. Needs remote probes — stopped this wave.
Apply the WAF Detect action only. WHOIS Lookup is a different transform (Stopped — no fake download.). WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.
Copy the output of WAF Detect if you need it elsewhere. Size/complexity still follows: Needs backend probes. Stopped this wave.
If the text job is actually Needs network probes — stopped this wave., leave WAF Detect and open CDN Detect.

When not to use WAF Detect

Skip WAF Detect when a neighbor tool matches better — start with CDN Detect or WHOIS Lookup — or when the description already warns the job will fail. In the tool’s own words: WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.

Questions about WAF Detect

What does WAF Detect do that other Network pages on this site do not?: WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names. Short version: Needs remote probes — stopped this wave.
Does WAF Detect upload my file or text to Tool-You servers?: No. WAF Detect runs in this browser tab. Files stay on the device. Limit note: Needs backend probes. Stopped this wave.
Should I use CDN Detect instead of WAF Detect?: Use WAF Detect when you need Needs remote probes — stopped this wave. Use CDN Detect when you need Needs network probes — stopped this wave. They share a category (Network) but not the same job.
What are the limits of WAF Detect?: Needs backend probes. Stopped this wave. Also: WAF fingerprinting needs server-side requests. Browser CORS cannot do it reliably. Stopped; no fake vendor names.