Answer to Question #271712 in Computer Networks for Hope Nkosi

Question

List all the steps of a DNS lookup for www.iie.ac.za

Answer 1

; <<>> DiG 9.16.1-Ubuntu <<>> @8.8.8.8 www.iie.ac.za A

; (1 server found)

;; global options: +cmd

;; Got answer:

;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 8437

;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:

; EDNS: version: 0, flags:; udp: 512

;; QUESTION SECTION:

;www.iie.ac.za. IN A

;; ANSWER SECTION:

www.iie.ac.za. 600 IN CNAME s.multiscreensite.com.

s.multiscreensite.com. 60 IN A 35.172.94.1

s.multiscreensite.com. 60 IN A 100.24.208.97

;; Query time: 15 msec

;; SERVER: 8.8.8.8#53(8.8.8.8)

;; WHEN: Fri Nov 26 11:50:52 UTC 2021

;; MSG SIZE rcvd: 109