The domain is the first thing that exists in a web project and the last thing you should ever lose. It is the address people find you at, the one printed on your cards, the one your mailboxes run on, and the one that accumulates every bit of search reputation you earn. Files can be restored, databases can be restored, hosting can be moved to another provider in an afternoon. A domain, once someone else takes it, does not come back.
So it is worth doing this properly, and it is a short process anyway. Let us go through it.
Choosing the name: five criteria that genuinely matter
This is the most underestimated part, because it looks like a matter of taste when it actually has practical rules.
It has to survive being dictated over the phone. That is the definitive test. If you have to spell every letter, clarify whether there is a hyphen, or explain that it is with a "k", the name is wrong. You will be saying it out loud thousands of times.
Short beats descriptive. A three-word hyphenated name is impossible to remember. Something brief, even if invented, is preferable.
No hyphens, no numbers. They create permanent ambiguity: people type the version without the hyphen and land somewhere else. And if the number is a year, the name ages badly.
Nothing that brushes against someone else's trademark. A name close to a well-known company is a legal claim waiting to happen, and those claims end with the domain being transferred away from you.
It has to survive growth. If your brand is "mariascakes" and in two years you also sell sandwiches and catering, the name has become too small. Choose for the business, not for today's product.
Which extension makes sense
The extension is what comes after the dot, and they are not all playing the same game.
.com is still the most widely recognised in the world. It is what people type by default when they cannot recall the exact address. If it is available, it is the first choice without debate.
Country extensions such as .com.ar clearly signal where you are based, which is an advantage when your audience is local. They are handled by the national registry and carry their own requirements.
.net and .org are reasonable alternatives when the .com is taken, though .org carries a non-profit connotation.
The newer extensions (.online, .store, .tech and dozens more) allow short names that would be impossible in .com. Their drawback: many people still do not recognise them as real addresses, and you end up clarifying when you dictate them. They suit projects where the name matters more than the convention.
One practical recommendation: if the project is serious and the budget allows it, register the .com and the country version together and redirect one to the other. It is cheap today and it stops someone else registering the variant tomorrow and trading on your name.
The registration walkthrough
1. Check availability. From the domain search you enter the name you want and it tells you whether it is free. Try several variants at once, because the first choices are usually taken and it helps to have alternatives before you get attached to one.
2. Choose the term. Domains are registered in years. One year is the minimum and what most people pick; several years at once spares you the annual renewal worry and, for serious projects, signals permanence.
3. Decide on privacy protection. Domain holder details go into a publicly searchable registry. Privacy protection replaces your personal address and phone with an intermediary's. If you are registering personally from home, turning it on keeps your home address out of public view and cuts off a good share of unsolicited commercial mail at the root.
4. Fill in the holder details carefully. And here comes the most important warning in this article: the domain must be registered in your name or your company's, never in your designer's or agency's. It is a classic and painful problem. If the relationship ends, the domain is not yours even though you paid for it. Use an email address of your own, one that will last, and one that is not on the domain you are registering: if the domain goes down, that mailbox goes with it, and the expiry notices are lost.
5. Confirm and pay. Registration takes effect within minutes.
6. Check for the confirmation email. Many extensions require you to validate the contact address by clicking a link. If you do not do it within the deadline, the domain is suspended even though it is paid for. It is a very frequent cause of "I registered the domain and it does not work".
The real advantage of keeping it with the hosting
You can perfectly well hold the domain at one company and the hosting at another. But for anyone starting out, keeping them together removes a meaningful amount of friction.
The name servers are already pointed. This is the step where most people get stuck. A domain does not automatically know where your site lives: you have to tell it which server to point at, and that is done by configuring the name servers. When you register the domain in the same place you host, that configuration comes done out of the box. When they are separate, you have to log into the registrar panel, copy two addresses from the hosting panel, paste them correctly, and then wait for propagation.
One place for expiry notices. The number one cause of lost domains is a notice arriving in a mailbox nobody reads, or a stored card that expired. With everything in one account there is a single panel to check and a single payment method to keep current.
Support can see both ends. When mail does not arrive or the site does not resolve, the problem may be in the domain or in the server. If they are at the same company, the person helping you sees everything. If they are separate, each provider says the problem belongs to the other, and you end up translating between two support teams that do not talk to each other.
Mailboxes on your own domain. Having addresses with your own name instead of a generic free account completely changes how a client perceives you, and with everything in one panel they are created in two minutes.
After registering: what not to forget
Turn on auto-renewal and check the card. Auto-renewal fails silently when the card expires. Put an annual reminder in your calendar to verify the payment method is still valid.
Write down where it is registered. It sounds obvious, but five years pass, the team changes, and nobody remembers which company holds the domain or which login opens it. Record it somewhere that outlives individual people.
Keep the contact email current. If you change address, update it on the domain the same day.
Do not let it lapse, not even by a day. After expiry there is a grace period, then a far more expensive redemption period, and then the domain is released and anyone can take it. There are companies dedicated to capturing domains with history the instant they become free.
The registration itself is a five-minute errand. What decides whether you still own your own address ten years from now is what you do about these four points.