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Domains

Lucky domain name calculator

Paste the domains you are deciding between, extensions and all. They come back ranked against your chart, and the extension is counted, because .com and .io do not reduce to the same number.

A number is only lucky relative to someone

Any site can add your digits up. Scoring the result against your own Day Master, Life Path and Kua number needs your birth moment.

Your sex at birth
Birth time

Free · No account needed · Your details stay on this device until you delete them. Reading for someone under 18? Go through the home page.

What counts, and where

A domain has two parts that behave differently. The label is yours to choose, up to 63 characters, letters and digits and hyphens, no hyphen at either end. The extension is chosen from what registries offer, and whether you count its letters in the total is a decision this calculator has to make one way or the other.

It counts the label alone, because the label is the part you are choosing and the part people type from memory. Adding the extension would make the same name score differently on .com and .co, which says more about the registry than about the name.

LabelUp to 63 characters
AllowedLetters, digits, hyphens. Not at the start or end
Scored hereThe label only, not the extension
CaseIrrelevant. Domains resolve the same either way

We count the extension. Here is why

On the business name calculator we do not count the legal suffix, because Inc and LLC both total nine in Chaldean and nine is inert. Adding it shifts every candidate identically and changes no ranking. A domain extension is not inert. In Chaldean values “com” totals fourteen and reduces to five; “io” reduces to eight. They are different numbers.

There is also a plainer reason. Nobody says “Acme comma Inc” out loud, but everybody says “dot com”. The extension is part of the name as spoken, so it is part of the name as counted.

If every candidate on your list shares an extension, this changes nothing about their order: it shifts them all the same way. It only matters when you are choosing between extensions, which is exactly when you want it counted.

The costs that are not numerological

A hyphen means saying “with a dash” for the rest of the domain’s life. A digit means nobody knows whether to type the numeral or the word, so you end up buying both. Over fifteen characters and it stops surviving being dictated over a phone.

None of those are errors, and none of them stop a name winning. They are flagged as notes because they are real and recurring, and a calculator that only told you the number would be leaving out the part that costs you money.

What DNS will refuse

Letters, digits and hyphens only, no more than sixty-three characters before the first dot, and no hyphen at either end. Those are rejections rather than notes, a domain breaking them cannot be registered at all, so it cannot take the top slot however it scores.

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