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

Non-authoritative answer:
Name:	www.classroomm.com
Address: 104.21.21.139
Name:	www.classroomm.com
Address: 172.67.199.25
Name:	www.classroomm.com
Address: 2606:4700:3036::ac43:c719
Name:	www.classroomm.com
Address: 2606:4700:3037::6815:158b