shell:$ nslookup -timeout=2 -retry=1 'ws.sd'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ws.sd
Address: 104.21.5.82
Name:	ws.sd
Address: 172.67.133.51
Name:	ws.sd
Address: 2606:4700:3033::6815:552
Name:	ws.sd
Address: 2606:4700:3036::ac43:8533