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

Non-authoritative answer:
guestwifi.africa.pwc.com	canonical name = guestwifi-africa.pwc.com.
Name:	guestwifi-africa.pwc.com
Address: 196.34.53.91