تنقسم امتدادت الدومينات الى قسمين اولا :
Generic top level domains (gTLD) : t
.com = Commercial
بمعنى تجارى و هو الاكثر انتشار
.net = network
يعتبر خليفة دوت كوم بمعنى (الشبكة الانترنت)
.Org = organization
بمعنى (منظمة) و يستخدم لانشاء مواقع المنظمات العالمية
.info = information
بمعنى (معلومات) و يستخدم فى مواقع المعلومات
.mobi = mobile
بمعنى (موبايل , جوال) للمواقع المتخصصة فى مجال الموبايل
.Asia = Continent asia
بمعنى (قارة اسيا) للمواقع التى تقدم الخدامات لسكان القارة
.biz = business
بمعنى (بزنس) لمواقع الشركات و رجال الاعمال
.name = for personal websites
بمعنى (اسم) للمواقع الشخصية
.gov = government
بمعنى (حكومة) للمواقع الحكومية
.edu = education
بمعنى (تعليم) لمواقع الجامعات و المدارس و مراكز التعليم
.jobs = jobs
بمعنى (عمل) للمواقع التى تعرض فرص عمل
.tel = telephone
بمعنى (تليفون) لجميع الخدمات التى يمكن استخدام التليفون بها
.aero = aviation
بمعنى (طيران) لمواقع المهتمة بالطيران
.cat = Catalan language and culture
بمعنى (الكاتالوينية) للمواقع المهتمة باللغة و الثقافة الكاتالوينية
.coop = Co-Operative Organizations
للجمعيات و المنظمات التى تهدف الى تطوير شىء ما و المساعدة
.int = International Organizations
بمعنى (دولى ) لمواقع المنظمات الدولية
.mil = US Dept of Defense
لمواقع الدفاع الامريكية
.museum = Museums
بمعنى (متاحف ) لواقع المتاحف
.pro = Credentialed professionals and related entities
لنقابات الاعمال و كل شىء ذات صلة بها
.travel = Travelling
بمعنى (سفر) لمواقع السفر و شركات السياحة و الفنادق
ثانيا
Country code top level domains (ccTLD) :t
هذه الامتدادات بمعنى اسم الدولة و هى خاصة للشركات و الخدمات داخل هذه الدولة
.ac = Ascension Island
.ad = Andorra
.ae = United Arab Emirates
.af = Afghanistan
.ag = Antigua and Barbuda
.ai = Anguilla
.al = Albania
.am = Armenia
.an = Netherlands Antilles
.ao = Angola
.aq = Antarctica
.ar = Argentina
.as = American Samoa
.at = Austria
.au = Australia
.aw = Aruba
.ax = Åland Islands
.az = Azerbaijan
.ba = Bosnia and Herzegovina
.bb = Barbados
.bd = Bangladesh
.be = Belgium
.bf = Burkina Faso
.bg = Bulgaria
.bh = Bahrain
.bi = Burundi
.bj = Benin
.bm = Bermuda
.bn = Brunei Darussalam
.bo = Bolivia
.br = Brazil
.bs = Bahamas
.bt = Bhutan
.bv = Bouvet Island
.bw = Botswana
.by = Belarus
.bz = Belize
.ca = Canada
.cc = Cocos (Keeling) Islands
.cd = Congo, Democratic republic of the (former Zaire)
.cf = Central African Republic
.cg = Congo, Republic of
.ch = Switzerland
.ci = Côte d'Ivoire
.ck = Cook Islands
.cl = Chile
.cm = Cameroon
.cn = China
.co = Colombia
.cr = Costa Rica
.cs = Czechoslovakia (former – non-existing)
.cu = Cuba
.cv = Cape Verde
.cx = Christmas Island
.cy = Cyprus
.cz = Czech Republic
.de = Germany
.dj = Djibouti
.dk = Denmark
.dm = Dominica
.do = Dominican Republic
.dz = Algeria
.ec = Ecuador
.ee = Estonia
.eg = Egypt
.eh = Western Sahara
.er = Eritrea
.es = Spain
.et = Ethiopia
.eu = European Union
.fi = Finland
.fj = Fiji
.fk = Falkland Islands
.fm = Micronesia
.fo = Faroe Islands
.fr = France
.ga = Gabon
.gb = United Kingdom
.gd = Grenada
.ge = Georgia
.gf = French Guiana
.gg = Guernsey
.gh = Ghana
.gi = Gibraltar
.gl = Greenland
.gm = Gambia
.gn = Guinea
.gp = Guadeloupe
.gq = Equatorial Guinea
.gr = Greece
.gs = South Georgia and the South Sandwich Islands
.gt = Guatemala
.gu = Guam
.gw = Guinea-Bissau
.gy = Guyana
.hk = Hong Kong
.hm = Heard and McDonald Islands
.hn = Honduras
.hr = Croatia
.ht = Haiti
.hu = Hungary
.id = Indonesia
.ie = Ireland
.il = Israel
.im = Isle of Man
.in = India
.io = British Indian Ocean Territory
.iq = Iraq
.ir = Iran
.is = Iceland
.it = Italia
.je = Jersey
.jm = Jamaica
.jo = Jordan
.jp = Japan
.ke = Kenya
.kg = Kyrgyzstan
.kh = Cambodia
.ki = Kiribati
.km = Comoros
.kn = Saint Kitts and Nevis
.kp = Korea, Democratic Peoples Republic of
.kr = Korea, Republic of
.kw = Kuwait
.ky = Cayman Islands
.kz = Kazakhstan
.la = Lao People's Democratic Republic
.lb = Lebanon
.lc = Saint Lucia
.li = Liechtenstein
.lk = Sri Lanka
.lr = Liberia
.ls = Lesotho
.lt = Lithuania
.lu = Luxembourg
.lv = Latvia
.ly = Libyan Arab Jamahiriya
.ma = Morocco
.mc = Monaco
.md = Moldova
.me = Montenegro
.mg = Madagascar
.mh = Marshall Islands
.mk = Macedonia
.ml = Mali
.mm = Myanmar
.mn = Mongolia
.mo = Macau
.mp = Northern Mariana Islands
.mq = Martinique
.mr = Mauritania
.ms = Montserrat
.mt = Malta
.mu = Mauritius
.mv = Maldives
.mw = Malawi
.mx = Mexico
.my = Malaysia
.mz = Mozambique
.na = Namibia
.nc = New Caledonia
.ne = Niger
.nf = Norfolk Island
.ng = Nigeria
.ni = Nicaragua
.nl = The Netherlands
.no = Norway
.np = Nepal
.nr = Nauru
.nu = Niue
.nz = New Zealand
.om = Oman
.pa = Panama
.pe = Peru
.pf = French Polynesia
.pg = Papua New Guinea
.ph = Philippines
.pk = Pakistan
.pl = Poland
.pm = St. Pierre and Miquelon
.pn = Pitcairn
.pr = Puerto Rico
.ps = Palestine
.pt = Portugal
.pw = Palau
.py = Paraguay
.qa = Qatar
.re = Reunion
.ro = Romania
.rs = Serbia
.ru = Russia
.rw = Rwanda
.sa = Saudi Arabia
.sb = Solomon Islands
.sc = Seychelles
.sd = Sudan
.se = Sweden
.sg = Singapore
.sh = St. Helena
.si = Slovenia
.sj = Svalbard and Jan Mayen Islands
.sk = Slovakia
.sl = Sierra Leone
.sm = San Marino
.sn = Senegal
.so = Somalia
.sr = Surinam
.st = Sao Tome and Principe
.su = USSR (former)
.sv = El Salvador
.sy = Syrian Arab Republic
.sz = Swaziland
.tc = The Turks and Caicos Islands
.td = Chad
.tf = French Southern Territories
.tg = Togo
.th = Thailand
.tj = Tajikistan
.tk = Tokelau
.tl = Timor-Leste
.tm = Turkmenistan
.tn = Tunisia
.to = Tonga
.tp = East Timor
.tr = Turkey
.tt = Trinidad and Tobago
.tv = Tuvalu
.tw = Taiwan
.tz = Tanzania
.ua = Ukraine
.ug = Uganda
.uk = United Kingdom
.um = United States Minor Outlying Islands
.us = United States
.uy = Uruguay
.uz = Uzbekistan
.va = Holy See (Vatican City State)
.vc = Saint Vincent and the Grenadines
.ve = Venezuela
.vg = Virgin Islands British
.vi = Virgin Islands U.S
.vn = Vietnam
.vu = Vanuatu
.wf = Wallis and Futuna Islands
.ws = Samoa
.ye = Yemen
.yt = Mayotte
.yu = Yugoslavia
.za = South Africa
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