Robtex

Up: 212.121.118.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.121.118.0/25
Down right: 212.121.118.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.121.118.10	A	mail.urgenda.org
212.121.118.10	A	mail.urgenda.nl
212.121.118.52	A	ns1.cloudbeheer.net
212.121.118.52	A	rns1.3musk.nl
212.121.118.65	PTR	mail.bol.com
212.121.118.65	A	mail.cuisineontour.nl
212.121.118.69	A	mail.piethoevenaars.nl
212.121.118.69	A	mail.fullcolourprinting.nl
212.121.118.69	A	mail02.piethoevenaars.nl
212.121.118.70	A	www.bol-mail.nl
212.121.118.90	A	webmail.lucasbols.com
212.121.118.109	PTR	rt118bb121-212-109.routit.net
212.121.118.109	A	mail.thebalux.nl
212.121.118.111	A	nl.twsteel.com
212.121.118.117	A	mail.beneluxvet.nl
212.121.118.118	A	mail.siebrand.nl
212.121.118.119	PTR	rt118bb121-212-119.routit.net
212.121.118.119	A	mail.rmsanitair.nl
212.121.118.149	PTR	rt118bb121-212-149.routit.net
212.121.118.149	A	ns1.omnicard.nl
212.121.118.149	A	*.exchangeit24.com
212.121.118.178	PTR	rt118bb121-212-178.routit.net
212.121.118.178	A	mail.maashagoort.nl
212.121.118.178	A	cottonplatform.bettercotton.org
212.121.118.182	A	mail.succesvolendam.nl
212.121.118.194	A+PTR	mail.bolidt.nl
212.121.118.197	PTR	rt118bb121-212-197.routit.net
212.121.118.202	A	mail.bolidt.nl
212.121.118.216	A	mail.smartservices.nl
212.121.118.216	A	mail.smartpayroll.nl
212.121.118.222	A	wgl-ee.heightspecialists.nl
212.121.118.230	A	mail.mtc-amersfoort.com
212.121.118.246	PTR	rt118bb121-212-246.routit.net
212.121.118.246	A	timetell.ncsi.nl