shell:$ nslookup -timeout=2 -retry=1 'm.gsb.us'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
m.gsb.us	canonical name = urlforward.topdns.com.
Name:	urlforward.topdns.com
Address: 161.35.225.48
Name:	urlforward.topdns.com
Address: 143.198.68.197