shell:$ nslookup -timeout=2 -retry=1 'portal.so-cyber.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	portal.so-cyber.com
Address: 104.21.37.53
Name:	portal.so-cyber.com
Address: 172.67.204.199
Name:	portal.so-cyber.com
Address: 2606:4700:3033::6815:2535
Name:	portal.so-cyber.com
Address: 2606:4700:3035::ac43:ccc7