com(3)(5)(6)

edu(3)(6)

gov(3)(6)

int

mil(3)(6)

net(3)(6)

org(3)(6)

biz(3)(4)

info(3)(4)

name(3)(4)

pro(3)(4)

aero

coop(3)(4)

museum(3)(4)

jobs(3)(4)

travel(3)(4)

arpa

＊Note 1: This reserved words list does not include 2 characters which are reserved.

＊Note 2: The No. (3) and No.(6) express that this reserved word is also reserved in category (3) and (6).