You can use those numbers.xyz domains for websites related to dates. Birthdays, weddings, etc.

Banned in which sense: you're not accepting customers using such domains?

This digit domains are registered mostly for shit and bad stuff, likely a cheaper option than a .top was in the days. If yours get banned, you can return with a new one and pay almost nothing.

(Quote)

They were always cheap unsustainable deals. Mine 1st was 3$/y (368mb ram 7gb hdd 500gb bw) in october 2015 which was online till 3 months ago.. now its in zombie state but i dont think it will come ba

Btw: many people already registered the .XYZ domains of the decimals of π (pi) ; and you have many other constants or values in the mathematical/physical/chemical world...

(Quote)

(Quote)

Spaceship is actually cheaper @ $0.67/year instead of $0.99/year with the registry.

(Quote)

Caution: Hurricane Electric authoritative DNS service disallows all-numeric domains.

yes, there are many .xyz numerical domains available. good for throw-away or temp projects. Not something to build brand on or direct someone to pay.

(Quote)

Just need to mention, netcup gives away normal .de domains at 0.11 euro per month.

* Unlimited Domains, Emails & Databases

(Quote)

Besides running a botnet cnc vector, why would anyone want numerical xyz domains? At $11/year a .com is not that much more expensive and is much more usable. Now that Let's Encrypt is offering free

Are any good, or even decent, .XYZ numerical domains still available?

I think you can definitely find reliable and cheap - but the definition of cheap obviously varies wildly and particularly on LET. Forum cheap, is really tough to achieve reliability over the long term

(Quote)