1. Characters of a Domain Name are NOT CASE SENSITIVE.
2. A Domain Name can only be formed using the Twenty Six (26) letters of the American English Alphabet ( A to Z ), the number digits ( 0 to 9 ), and the dash " - " (The dash " - " however can not be used as the first and / or the last character of a Domain Name). In addition, spaces are not permitted before / between / after any character.
3. You can register a CTL Domain Name up to 62 characters long including the dots (".") and the Root Domain Name Extension [ .ph | .www.ph | .com.ph | .net.ph | .org.ph ]. A CTL Domain Name must be at least Three (3) characters long.