BigBigTools

Safe URL checker

Check HTTPS, reachability and redirects

About this tool

Safe URL checker Check HTTPS, reachability and redirects The online package provides the interface only; this website cannot execute this network query. Use the matching local runtime package with Node.js 20+, run node server.cjs, then open http://127.0.0.1:47831/en/index.html. Built-in input example: https://example.com No malware/phishing reputation database is used; URL safety is not guaranteed.

Frequently asked questions

What does this tool do?
Check HTTPS, reachability and redirects
How do I use this tool?
The online package provides the interface only; this website cannot execute this network query. Use the matching local runtime package with Node.js 20+, run node server.cjs, then open http://127.0.0.1:47831/en/index.html.
Which settings can I change?
There are no extra settings. Supply data using the input area shown on the page.
What should I check before using it?
No malware/phishing reputation database is used; URL safety is not guaranteed. The online package provides the interface only; this website cannot execute this network query. Use the matching local runtime package with Node.js 20+, run node server.cjs, then open http://127.0.0.1:47831/en/index.html.
Where is my input sent?
The local service sends query targets to the relevant public network, DNS or registration service. Private network addresses are not supported. External services may be unavailable or rate-limited.