.us








.us為美國國家及地區頂級域（ccTLD）的域名。


註冊.us域名稱須符合以下條件：



  1. 任何美國公民或居民

  2. 任何美國實體，如組織或公司。

  3. 任何國外實體，如組織或公司，真實存在於美國。


為了確保各個域名符合以上三條規則，NeuStar會頻繁地抽查（spot checks）各個域名的註冊資訊。因此.us域名的whois資訊無法隱藏，且注册者必须提供完整的联系方式。



外部連結



  • .us Domain Registry

  • IANA .us whois information

  • Management of .us Domain Name (U.S. Department of Commerce)


  • usTLD Nexus Requirements - Requirements for registrants of .us domains, Portable Document Format

  • Kids.us Content Policies


  • RFC 1480: The US Domain (June 1993)


















  • 查

  • 论

  • 编


國家和地區頂級域名








 
ISO 3166-1


A .ac .ad .ae .af .ag .ai .al .am .ao .aq .ar .as .at .au .aw .ax .az   
B .ba .bb .bd .be .bf .bg .bh .bi .bj .bm .bn .bo .br .bs .bt .bw .by .bz   
C .ca .cc .cd .cf .cg .ch .ci .ck .cl .cm .cn .co .cr .cu .cv .cw .cx .cy .cz   
D .de .dj .dk .dm .do .dz  
E .ec .ee .eg .er .es .et .eu   
F .fi .fj .fk .fm .fo .fr   
G .ga .gd .ge .gf .gg .gh .gi .gl .gm .gn .gp .gq .gr .gs .gt .gu .gw .gy   
H .hk .hm .hn .hr .ht .hu   
I .id .ie .il .im .in .io .iq .ir .is .it   
J .je .jm .jo .jp   
K .ke .kg .kh .ki .km .kn .kp .kr .kw .ky .kz   
L .la .lb .lc .li .lk .lr .ls .lt .lu .lv .ly   
M .ma .mc .md .me .mg .mh .mk .ml .mm .mn .mo .mp .mq .mr .ms .mt .mu .mv .mw .mx .my .mz   
N .na .nc .ne .nf .ng .ni .nl .no .np .nr .nu .nz   
O .om   
P .pa .pe .pf .pg .ph .pk .pl .pm .pn .pr .ps .pt .pw .py   
Q .qa   
R .re .ro .rs .ru .rw   
S .sa .sb .sc .sd .se .sg .sh .si .sk .sl .sm .sn .so .sr .ss .st .su .sv .sx .sy .sz   
T .tc .td .tf .tg .th .tj .tk .tl .tm .tn .to .tr .tt .tv .tw .tz   
U .ua .ug .uk .us .uy .uz   
V .va .vc .ve .vg .vi .vn .vu   
W .wf .ws   
Y .ye .yt   
Z .za .zm .zw




















另見：通用頂級域



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