$dig google.com +trace
; <<>> DiG 9.8.3-P1 <<>> google.com +trace
;; global options: +cmd
. 468556 IN NS f.root-servers.net.
. 468556 IN NS g.root-servers.net.
. 468556 IN NS h.root-servers.net.
. 468556 IN NS a.root-servers.net.
. 468556 IN NS i.root-servers.net.
. 468556 IN NS j.root-servers.net.
. 468556 IN NS k.root-servers.net.
. 468556 IN NS l.root-servers.net.
. 468556 IN NS m.root-servers.net.
. 468556 IN NS b.root-servers.net.
. 468556 IN NS c.root-servers.net.
. 468556 IN NS d.root-servers.net.
. 468556 IN NS e.root-servers.net.
;; Received 508 bytes from 75.75.75.75#53(75.75.75.75) in 24 ms
;; Truncated, retrying in TCP mode.
;; connection timed out; no servers could be reached
The Domain Name System (DNS) is a hierarchical, globally distributed system responsible for associating the name of a computer, service or other resource into an IP address for connecting to the Internet or a private network. Most prominently, it translates domain names to the numerical IP addresses needed for the purpose of computer services and devices worldwide.
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