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

Non-authoritative answer:
az.bookmate.com	canonical name = rr.bookmate.com.
Name:	rr.bookmate.com
Address: 93.190.136.191
Name:	rr.bookmate.com
Address: 93.190.136.192
Name:	rr.bookmate.com
Address: 2a00:7c80:0:22::192
Name:	rr.bookmate.com
Address: 2a00:7c80:0:22::191