Changing a short domain with a recovery plan

Overview

Changing a short domain affects more than the links visible in today's dashboard. Older URLs may still appear on packaging, in saved emails, inside presentations or in a customer's bookmarks. A safe migration starts by separating two decisions: changing the provider that serves an existing hostname, and introducing a different hostname for future links.

These decisions have different consequences. Keeping control of the existing domain gives you options for preserving its published paths. A brand-new hostname does not update a QR code that was printed last year. Write down which kind of change you are making before editing DNS or renaming campaign assets.

Make an inventory before the change

Export the links you intend to preserve and keep a copy outside the account being changed. Record the short domain, exact path, destination, redirect status and any rules that affect the journey. Include password requirements, expiry settings, mobile destinations and campaign parameters where applicable.

Mark the links with long-lived placements or recent traffic. Ask teams about printed and offline uses because analytics alone cannot reveal material waiting in a warehouse. Choose a representative test set: a plain link, a QR placement, a link with parameters and any links with special routing.

Confirm control and responsibilities

Verify that the team controls the domain registration and can edit its DNS records. Identify who can restore the old configuration if the migration has a problem. Save the current DNS values and their time-to-live settings before making changes.

Check whether the hostname also serves an existing website, email-related configuration or another product. Do not repoint a website's main hostname simply because it looks suitable for short links. A dedicated subdomain can be easier to separate operationally, but the correct choice depends on the domain's current uses.

Prepare the destination environment

Connect the intended domain in ShortFreeURL using the exact DNS guidance shown for the deployment. Do not guess an IP address or copy a target from an unrelated setup. Confirm that the environment can serve the required hostname and HTTPS certificate.

Create or import the link mappings before moving public traffic when the workflow allows it. Check for reserved paths, conflicting slugs and unsupported settings. A successful row count is not enough: two records with the same total count can still point to different destinations.

Test the complete routing behavior

Compare your test set against the saved inventory. Confirm the response destination, query parameters and any device-specific behavior. Use an HTTP inspection tool for redirect details, then use a real browser or phone for the visitor journey.

Check the bare domain and an intentionally invalid path as well. Main-page and missing-page behavior matter when someone types a URL incorrectly. If a printed campaign relies on a fallback page, verify that page before changing traffic.

Move traffic with a rollback decision

Choose a change window when the responsible people are available. If you plan to adjust DNS time-to-live values, do so early enough for the previous value to age out. DNS caches do not all change at the same moment, so allow for an interval in which visitors may reach either environment.

Keep both environments ready during that overlap where possible. Define the conditions for rollback in advance: certificate failure, incorrect routing for important links or a material error rate. Restoring DNS is a recovery action, but it also takes time to propagate through caches.

Preserve the old hostname deliberately

If the project is introducing a new domain, decide how long the old one will remain registered and served. Keep existing published URLs working through explicit mappings or a carefully verified migration arrangement. Avoid blindly forwarding every unknown path to one marketing homepage; that can turn useful old links into confusing experiences.

After the change, sample important URLs again from more than one network and inspect logs or analytics for errors. Store the final mappings and operational notes with the campaign records. A migration is complete when the links people already have still behave as intended, not merely when the new domain looks correct in a settings screen.