$ dig @8.8.8.8 www.google.com
; <<>> DiG 9.11.1-P3-RedHat-9.11.1-2.P3.fc26 <<>> @8.8.8.8 www.google.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 37188
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;www.google.com. IN A
;; ANSWER SECTION:
www.google.com. 79 IN A 172.217.24.4
;; Query time: 2 msec
;; SERVER: 8.8.8.8#53(8.8.8.8)
;; WHEN: Wed Nov 08 16:43:08 CST 2017
;; MSG SIZE rcvd: 59
[denny@X230 ~]$ dig @8.8.8.8 www.google.com
; <<>> DiG 9.11.1-P3-RedHat-9.11.1-2.P3.fc26 <<>> @8.8.8.8 www.google.com
; (1 server found)
;; global options: +cmd
;; connection timed out; no servers could be reached