A great business name with a relaxed feel. The word "brillin" is a slang for "chillin" ("cool").
The name "brillin" has seven letters and only two syllables. Two-syllable names are extremely rare and extremely desirable. Leading companies using two syllable names include Delta, Starbucks and Visa.
This domain was first registered in November 2017. Older domains have an advantage when ranking in search engines.
Brillin.com is a dot-com domain. Dot com domains are the most desirable top-level-domain in the world, famously used by websites like twitter.com. Once secured, a dot-com all but guarantees no-one else can outrank you for your own name in the long run.