The domain names under dot pk domain name can be categorised for business, information, education, government etc as per struture metoined in the table below.
The maximum domain name length is 63 characters (excluding the .pk portion), and the minium length for .pk domain name is 4 characters. . For .com.pk domains the minimum character length is one.
PK domains, the minimum length for the domain name, exclusive of the .pk portion is four characters (e.g. 1234.pk). A four character name before .pk can not start with one of the PKNIC second level sub-domains (e.g. com, net, org, gov, gop, etc.).
For example the following domain names are not acceptable: (coms.pk, comm.pk, nets.pk, net2.pk, govs.pk, etc). The complete list of the .PK current and reserved sub-domains includes but is not limited to .COM.PK, .NET.PK, .EDU.PK, .ORG.PK, .FAM.PK,.BIZ.PK, .WEB.PK, .GOV.PK, .GOB.PK, .GOK.PK, .GON.PK, .GOP.PK, .GOS.PK, .INFO.PK
For third level .COM.PK, etc domains, the minimum domain name of one character are allowed (e.g. a.com.pk). The label "pk" and all the second level suffix names are reserved for these domain types (e.g. can not register pk.com.pk, net.com.pk, com.com.pk, gov.com.pk, etc).
A domain name can notbegin with a dash "-", and can not have two consecutive dashes "--"init. These are reserved for IDN encodings
Generic dictionary words are allowed (unless they violate other terms set forth here or in the general PKNIC Registration Policy).
The domain name is not present in the list of reserved or blocked names.Examples of reserved namespace are INFO.PK, NAME.PK, PAKISTAN.PK etc.
Domain names are not required to have pre configured name servers for them.