Robtex

Up: 89.18.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 89.18.64.0/20
Down right: 89.18.80.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.18.64.0	PTR	pc.fwi.ie
89.18.64.7	A	gues7.com
89.18.64.10	A	ns2.fwi.ie
89.18.64.20	A	speedtest.fwi.ie
89.18.66.64	PTR	89-18-66-64.fwi.ie
89.18.67.126	A	dromineer.net
89.18.67.126	A	r495.com
89.18.68.194	A	xpresnet.com
89.18.70.42	A	mail.gurteencollege.ie
89.18.71.44	PTR	pwt-lan.fwi.ie
89.18.71.45	PTR	89-18-71-45.fwi.ie
89.18.74.225	PTR	89-18-74-225.fwi.ie
89.18.74.225	A	caffeinepowered.org
89.18.74.225	A	hackdev.com
89.18.74.253	A	hackdev.com
89.18.76.107	A	dons-dekbedden.nl
89.18.76.107	A	mail.dons-dekbedden.nl
89.18.76.107	A	donzen-dekbed.nl
89.18.78.1	A+PTR	mail.arra.ie
89.18.78.3	PTR	89-18-78-3.fwi.ie
89.18.78.3	A	ns1.fwi.ie
89.18.79.67	PTR	89-18-79-67.fwi.ie
89.18.80.97	PTR	89-18-80-97.fwi.ie
89.18.82.113	A	remote.aquatrans.ie
89.18.82.113	A	mail.aquatrans.ie