shell:$ nslookup -timeout=2 -retry=1 'ek2yl.r.a.d.sendibm1.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
ek2yl.r.a.d.sendibm1.com	canonical name = r.mailin.fr.
r.mailin.fr	canonical name = r1.mailin.fr.
Name:	r1.mailin.fr
Address: 1.179.112.195