IP/域名查询 IP/域名查询IP地址计算器IP地址转数字 请输入域名或IP地址: 请输入地理位置:(如:影影网吧) 请输入IP地址范围:- IP地理位置 192.26.92.30美国 VeriSign全球Anycast节点
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. 302116 IN NS b.root-servers.net. . 302116 IN NS d.root-servers.net. ;; Received 228 bytes from 114.114.114.114#53(114.114.114.114) in 36 ms com. 172800 IN NS a.gtld-servers.net. com. 172800 IN NS b.gtld-servers.net. com. 172800 IN NS c.gtld-servers.net. com. 172800 IN N...
负责在全球范围内对互联网唯一标识符系统及其安全稳定的运营进行协调,包括互联网协议(IP)地址的空间分配、协议标识符的指派、通用顶级域名(gTLD)以及国家和地区顶级域名(ccTLD)系统的管理、以及根服务器系统的管理。 这些服务最初是在美国政府合同下由互联网号码分配当局(Internet Assigned Numbers Authority,IANA)以及其它...
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Domains Index Domains Index is domain names database updated regularly - gTLD, ccTLD, and newgTLDs, everything in one place. GLOBAL network TheresAnAIForThat Comprehensive database of AIs available for every task. Find the best AI for your task. GLOBAL artificial-intelligence Curated Intel Bring...
{ "domain": "citic", "registryOperator": "CITIC Group Corporation", "infoURL": "https://newgtlds.icann.org/", "whoisServer": "whois.nic.citic", "rdapURLs": [ "https://rdap.zdnsgtld.com/citic/" ], "nameServers": [ "a.zdnscloud.com", "b.zdnscloud.com", "c.zdnscloud...
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» Name Servers, and Resolvers –Explain all the main functions of the DNS system today, and give some indication of its possible future extensions –Explain all components of a “web address” as used by a browser to access web resources ...
第6章 osi层次 会话、表示、应用层 OSILayer5-7:ApplicationLayers OSILayer5-7:ApplicationLayers TheSessionLayerThePresentationLayerTheApplicationLayer Layer5:TheSessionLayer Thisincludesstarting,stopping,andresynchronizingtwocomputerswhoarehavinga"rapsession."TheSessionLayer two-waysimultaneous...