1.) x is the only letter that has a mathematical functioin or universal use.

2.) The letter x between two numners in a three character domain garners the most instant recognition than any other letter in the alphabet.
This domain has many facets but immediatelt exudes the feeling of utility and function.

3.) Domain name contains two even numbers divisible by 2.

4.) Only two even numbers that are divisible by themselves in a three character domain na me.            1/2 = 2/4 = 4/8 NumberLetterNumber.com

5.) 9 numbers x 9 numbers= 81 possible numerical combinations for a three character domain with the letter x as the middle character.
The possibe letter combinations with x or any other letter in the center: 26(letters in alphabet) x 26= 572 combinations. The letter X as a center character in a 3 character domain name which uses numbers instead of letters makes a number x number domain. This allows for a 70% rarer combination by using a Number Letter Number.com than its Letter x Letter counterpart.

6.) Possible even number NLN domains:
    2x2, 2x4,2x6, 2x8
    4x2, 4x4, 4x6, 4x8
    6x2, 6x4, 6x6 6x8
    8x2, 8x4, 8x6, 8x8
There are only 16 possible combinations of this domain type.

7.)26 possible same letter domains AAA.com, BBB.com, etc.....

8.) There are over 1000 possible three letter words in the English language.....ACE, CAB, DOG, LOW, FUR, etc.....

9.) There are only 2 possible even number domains which divide into each other

10.)  32 is the answer to 4x8.com; Any business specializing in the number 32 or a variant of 4 or 8 could benefit from this unique name.

11.) So if you believe even numbers are a better bet coupled with being able to be evenly divisible of themselves.
1 of 2 possible domains
The most rare domain name on Earth?

12.) 4x8 is most commonly used or known in the following industries:
Frames
Trailers
Mats
Lumber
Sheet Metal
Plywood