A practical walkthrough of setting up branded short links on a domain you control, covering DNS records, redirect rules, and when a manual approach is enough.
You have a long campaign link, a printed flyer that is already at the printer, or a QR code that needs to point somewhere you can change later. Pasting the raw destination works, but it looks messy in a chat message and it breaks the moment the destination moves. Putting a short link on a domain you own fixes both problems, and the setup is less mysterious than it sounds.
What a custom short domain actually buys you
A short link is just a redirect. A custom short domain means the redirect lives on a hostname you control, such as a subdomain of your main site. Three things change when you own that hostname.
First, the link looks intentional. A recipient sees your brand rather than a generic shortening service, which matters most in places where trust is thin: SMS, printed material, and direct messages from an unfamiliar sender.
Second, you keep the redirect. If a third party shortener changes its terms, rate limits your traffic, or shuts down, every printed link pointing at it dies with it. On your own domain, the redirect record is yours to edit.
Third, you can change the destination without reprinting anything. A flyer can carry one short link for a season while the underlying page moves from a launch page to a booking page to an archive.
You do not need a short domain for every link. If a link appears once in an email and never again, shortening it adds a moving part for no benefit. The case for a custom domain is strongest when a link is printed, reused, or measured.
The real setup sequence
Most guides skip the order of operations, which is where people get stuck. DNS has to resolve before a redirect can be served, and the redirect has to exist before the link works. Work in this order.
- Choose the hostname and add it to DNS. A subdomain such as go.yourdomain.com keeps the short domain separate from your main site, so a redirect mistake cannot take down your homepage. Add the record your provider specifies and wait for it to resolve before continuing.
- Decide the redirect type once. A permanent redirect tells browsers and search engines to remember the move. A temporary redirect tells them not to. For campaign links you may repoint later, temporary is usually the safer default because browsers cache permanent redirects aggressively.
- Create the first short link and test it from a device that has never visited it. Test on mobile data as well as wifi, because cached DNS on your own network can hide a problem that real visitors will hit.
- Set a naming convention before you create the tenth link. Lowercase, hyphens instead of spaces, and a short prefix by campaign or channel keeps the list readable when it grows.
The testing step is the one people skip. A redirect that works on your laptop can fail on a phone that cached an old record, and you will not know until someone tells you the link is broken.
Where short links sit in a broader link setup
A short domain is one piece of a link system, not the whole thing. If your goal is a single destination that holds several links, a bio page does that job and short links can point into it. The link in bio setup guide walks through that arrangement.
If you are printing a link, you are probably printing a code too. The same destination can be encoded as a QR code, and the choice between a fixed image and an editable one changes what you can do after printing. The dynamic vs static qr codes comparison covers that tradeoff, and a qr code generator produces the image once you have decided.
Restaurants and venues have a specific version of this problem, where the code is on a table and the menu changes. The qr code restaurant menu notes cover that case.
When you are ready to manage short links alongside bio pages and codes in one place, you can compare the plans or browse the links view to see how the pieces fit together. NX BIO provides bio pages, branded short links, QR codes, and free web tools, so the short domain and the destination can live under one account.
When free or manual is enough, and when it is not
A free or manual setup covers more situations than vendors admit. If you need a handful of links, a spreadsheet to track them, and a redirect configured once, you are done. A single subdomain with a few rules costs nothing beyond the domain you already own.
The boundary is operational, not technical. DIY stops being reasonable when links are created by several people who need a shared view, when you need per-link click counts to decide what to keep printing, when a link must be edited after a campaign has shipped, or when a broken redirect would cost real money before anyone notices. At that point you are paying in coordination time, and a managed tool is usually cheaper than the mistakes.
We keep the setup sequence above deliberately provider neutral, because the DNS and redirect steps are the same whether you run them by hand or through a dashboard.
Common mistakes to avoid
Pointing a short domain at a page that itself redirects creates a chain, and each hop adds latency and a place for the chain to break. Point at the final destination.
Reusing a short code for a different campaign destroys the history of the first one. Retire the code instead.
Forgetting that short links appear in analytics as referrals from your own domain. If your reporting treats self-referrals as noise, filter them deliberately rather than being surprised by them.
Letting the domain lapse is the quiet failure. A short domain that expires takes every printed link with it, so the renewal belongs on a calendar someone actually checks.
Frequently asked questions
Do I need a separate domain for short links?
No. A subdomain of a domain you already own works and keeps setup simpler. A separate domain only helps when you want the short links visually distinct from your main brand.
Should short links use permanent or temporary redirects?
Temporary is the safer default for campaign links you may repoint. Permanent redirects are cached hard by browsers, so a later change may not reach visitors who already followed the link.
Can I change where a short link points after printing it?
Yes, if the redirect is editable. That is the main reason to use your own domain rather than a fixed destination, and it is what makes printed material reusable across campaigns.
How many short links can one person manage manually?
There is no fixed number. The limit is coordination: once several people create links or you need click data to make decisions, manual tracking starts costing more than a tool.
What happens if my short domain expires?
Every link on it stops resolving. Renewal is the one maintenance task that matters most, because the failure is silent until someone tries a printed link that no longer works.