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

Non-authoritative answer:
Name:	pdfdrive.com
Address: 104.21.37.10
Name:	pdfdrive.com
Address: 172.67.202.44
Name:	pdfdrive.com
Address: 2606:4700:3034::ac43:ca2c
Name:	pdfdrive.com
Address: 2606:4700:3033::6815:250a