#A4# #DNS# #root-servers# #DNS# #Resolver# #(Cache)# #DNS# #TLD Domain# #User Domain# #DNS# #Name Resolution# #Stub Resolver# #(cache)# #Browser# #(cache)# #PC# #Area Resolver (ISP, SP or Private Network)# #1# #2# #Authoritative Name Servers and Resolvers# #2# #3# #4# #5# #1# #6#