What is DNS and how does DNS works? (Part-1)
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DNSDNSresolverDNSrecordsDNSlookupdomainInterviewquestionTCPflagsTCPcongestionSYNFINACKRSTPushURGNetworkingCCNATCPIPnetworksecurityNetworkinterview youtubeyoutubersubscribeyoutubelikesyoutubevideyoutubemarketingyoutubeviewsinstavideoinstayoutube youtubevideovloglivelifeyoutubechanneltwitchviralloltrendingnewvidetechtechnewstechtipstechyoutubertechieteachingsupporteducationmatterstechnologytrending1