shell:$ nslookup -timeout=2 -retry=1 'tarifas.ift.org.mx'
;; communications error to 1.1.1.1#53: timed out
Server:		8.8.8.8
Address:	8.8.8.8#53

Non-authoritative answer:
tarifas.ift.org.mx	canonical name = 7zicplc.impervadns.net.
Name:	7zicplc.impervadns.net
Address: 45.223.136.82