shell:$ nslookup -timeout=2 -retry=1 'campaign.iranserver.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	campaign.iranserver.com
Address: 104.26.0.117
Name:	campaign.iranserver.com
Address: 172.67.69.216
Name:	campaign.iranserver.com
Address: 104.26.1.117
Name:	campaign.iranserver.com
Address: 2606:4700:20::ac43:45d8
Name:	campaign.iranserver.com
Address: 2606:4700:20::681a:175
Name:	campaign.iranserver.com
Address: 2606:4700:20::681a:75