DevToolbox

URL Expander Guide: Unshorten Links Safely

2026-05-24

Quick Answer

Quick Answer: Paste a short link into our URL Expander and click Expand to follow redirects to the final URL. Paste multiple lines for batch expansion.

Why expand short URLs?

  • Security review — see where a suspicious link actually goes before clicking
  • Debug marketing links — confirm UTM redirects land on the right page
  • Log analysis — resolve shortened URLs from support tickets or chat logs

How it works

  1. Normalize the input (adds https:// when missing)
  2. Send a browser fetch with redirect following enabled
  3. Return the final response.url after all hops

Limitations to know

SituationWhat happens
CORS blockedSome shorteners refuse browser requests—you may need to open the link manually
Already finalTool reports the URL does not redirect further
Batch modeOne result per non-empty line

Try It Yourself

Verify destinations with the free URL Expander

Frequently Asked Questions

Is expanding URLs safe?

The tool only resolves redirects; it does not execute page content. Still treat unknown links with caution.

Why does my bit.ly link fail?

Many URL shorteners block cross-origin browser requests. Server-side expansion would bypass CORS but conflicts with our privacy-first, client-only model.

Can I clean tracking params after expanding?

Yes—pipe the result through our Tracking Parameter Stripper.

Try it yourself

Use our free URL Expander — no signup required.

Open URL Expander →