16 1名系统DNs 1.2因特网的域名结构 口通用顶级域名gTLD 口,aero (航空运输企业) ,b〗Z (公司和企业) 口cat (加泰隆人的语言和文化团体) a. Coop (合作团体 n, into (各种情况 口小obs 人力资源管理者 a. mobi (移动产品与服务的用户和提供者) o. museum (博物馆) o name 个人 口pro 有证书的专业人员) a travel (旅游业) 河南中医药大学/阮晓龙(13938213680/http:/network.xg.hactcm.edu.cn
河南中医药大学 / 阮晓龙 / 13938213680 / http://network.xg.hactcm.edu.cn 1.域名系统DNS 通用顶级域名 gTLD .aero （航空运输企业） .biz （公司和企业） .cat （加泰隆人的语言和文化团体） .coop （合作团体） .info （各种情况） .jobs （人力资源管理者） .mobi （移动产品与服务的用户和提供者） .museum （博物馆） .name （个人） .pro （有证书的专业人员） .travel （旅游业） 16 1.2因特网的域名结构
English a Espanol Franca 文 Search ICANN org Q Log in Sign Up GET STARTED NEWS MEDIA POLICY PUBLIC COMMENT RESOURCES COMMUNITY &ACCOUNTABILITY Help Us Improve Future Meetings It takes just five minutes to take th 囱 ICANN WE WANT YOUR FEEDBACK! ANNUAL GENERA COMPLETE OUR ICANN60 SURVEY. ABU DHABI and venue You can access the survey though the ICANN60 mobile app or the desktop version. Get started News and Announcements Quicklinks Wrap-Up Interview with Cherine Halaby and Steve Crocker Accountability Indicator ICANN's Brad White sits down with new Board Board Activity Chair Cherine Halaby and outgoing Board Chair Steve Crocker. They discuss the challenges that the ICANN Board faces going forward and the Data Privacy/ Protection importance of transparency and accountability in uilding trust with the community, Watch the interview and learm more by clicking the link Engagement Calendar lANA Services Accepting Applications for ICANN Global Indigenous Ambassador Program SK Rollover Application Deadline The application round for the Global Indigenous 17 November 2017 Ambassador Program is now open. Two New gTLDs Indigenous Ambassadors will be selected from 河南中医药 underrepresented indigenous communities to Public Technical Identifiers (PTI)
河南中医药大学 / 阮晓龙 / 13938213680 / http://network.xg.hactcm.edu.cn 17
18 Internet Assigned Numbers Authority DOMAINS NUMBERS PROTOCOLS ABOUT US Root Zone database Overview The Root Zone Database represents the delegation details of top level domains, including gTLDs such as Root Zone Management coordinating these delegations in accordance with our policies and procedure Much of this data is also availa ble via the WHOiS protocol at whos. lana. org Inc Root Serve .NT Registry rarp ARPA Registry abarth der Autor aBB Ltd = Intemet Assinned Mmers Authority Root Key Signing Key (DNSSEC) Reserved Domal .abbot generic Abbott Laboratories, Inc. Abbe Inc. Disney Enterprses, Inc. ble Inc abogado gene Top Level Domain Holdings Limite abud ha generic ou Dhabi Systems and Information Centre ceuntry-cede Na code Network Information Center (AC Domain Registry) d/o Cable and Wireless (Ascension Island) . academy .accenture generic alf Oaks, LLC Accenture plc country code Natonal Intemet Exchange cf India dot Accountant Limited ,accountants generic Knob Town, LLC country-code Poets a generic ACO Severin Ahlmann GmbH& Co, KG active gene generic United TLD Holdco Ltd, ountry- code Andorra Telecom adac generic Allgemeiner Deutscher Automobll-Chub e V (ADAC Charleston Road Registry Inc. for Interne Tednolooes and generic ICM Registry AD LLC country-code Telecommunication Regulatory Authority (TRA) generic Aktiebolaget Electrolux ernational de Telecommunications Aeronautique
河南中医药大学 / 阮晓龙 / 13938213680 / http://network.xg.hactcm.edu.cn 18
19 Delegation Record for公司 Sponsoring Organisation country-code Not assigned omputer Network Information Center of Chinese Academy of Sciences( China Internet Network generic China Organizational Name Administration Center 1, Building 1, Software Park, Chinese Academy of Sciences, 4 South 4th Street, Zhongguan Computer Network Information Center of Chinese Academy of sciences( China Internet Network Information Center Global website TLD Asia Limite Administrative Contact Afilias Limited 我爱你 Tycoon Treasure Limited omputer Network Information Center of Chinese Academy of Sciences( China Internet Network MoCK Ba Foundation for Assistance for Internet Technologies and Infrastructure Development (FAITID oor 1, Building 1, Software Park, Chinese Academy of Sciences, 4 South 4th Street, Zhongguancun. Internet Assigned Numbers Authority country-code Association of IT Companies of Kazakhstan ail: neanic.an oHarU generic CORE AssoCation calm qenenc CORE AssoCiation generic China United Network Communications Corporation Limited Technical Contact country-code Serbian National Internet Domain Registry (RNIDS country-code Not assigned ork information Center of Chinese Academy of Sciences( China Interme country-code Reliable Software, Ltd. por 1, Building 1, Software Park, Chinese Academy of Sciences, 4 South 4th Street, Zhongguancun, genenic Verisign Sarl genenic RISE VICTORY LIMITED ail: ngtechecnniccn Assigned Numbers Authority Temasek Holdings(Private) Limited Name Servers generic mazon Registry Services, Inc. generic Public Interest Registry angold. cn 125.20840,1 generic Verisign Sarl generic Amazon Registry Services, Inc. 01dc7:c30000:1 SAMSUNG SDS CO. LTD 125.20841.t ountry-code Singapore Network Information Centre (SGNIC) Pte Ltd 1:dc7ic200001 d gtld. cn 125.20843.1 COMPANY.HONGKONG LIMITED 2520844.1 河南中医药大学/阮晓龙(13938213680/http:/network.xg.hactcm.edu.cn
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20 The 44th China Statistical Report on Internet Development 第44次中国互联网络发展状况 统计报告 截至2019年6月,我国域名总数为4800万个。其中,“CN”域名数量为2185万个,较 2018年底增长29%,占我国域名总数的45.5%;“COM”域名数量为1456万个,占我国域名 总数的303%;“中国”域名数量为171万个,占我国域名总数的36%;新通用顶级域名(New 江LD)数量为806万个,占我国域名总数的16.8% 表2分类域名数1 l3分类“CN”域名数 占域名总数比例 数量(个) 占“CN”域名总数比例 21,851,990 14,558,469 COM. CN 2228998 10.2% 1.705.861 NETCN 265,698 1.2% NET 1126,268 ORG. CN 158474 0.7% ORG 185,822 GOV. CN 0.1% INFO 62506 AC CN 10,543 0.0% 0.0% 48.001.471 100.0% 21,851,990 100.0% CNIC 河南中医药大学/阮晓龙(13938213680/http:/network.xg.hactcm.edu.cn 中国互联网络信息中心
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