Robtex

Up: 186.1.20.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 186.1.21.0/25
Down right: 186.1.21.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.1.21.2	PTR	hrw-21-2.ideay.net.ni
186.1.21.2	A	qtechnologies.net
186.1.21.3	A+PTR	pegaso.vaslatin.com
186.1.21.3	A	mail.vaslatin.com
186.1.21.4	PTR	hrw-21-4.ideay.net.ni
186.1.21.4	A	vaslatin.com
186.1.21.4	A	vaslatin.net
186.1.21.5	PTR	hrw-21-5.ideay.net.ni
186.1.21.5	A	cinchsocial.com
186.1.21.5	A	manhattandigitalmedia.com
186.1.21.7	PTR	hrw-21-7.ideay.net.ni
186.1.21.7	A	mrbille.com
186.1.21.7	A	ganamasdigital.com
186.1.21.10	PTR	hrw-21-10.ideay.net.ni
186.1.21.10	A	movilpackage.com
186.1.21.10	A	mobilesuitcase.net
186.1.21.38	A+PTR	gw6.comasa.com.ni
186.1.21.38	A	mail.ser-agro.com
186.1.21.38	A	ns.ser-agro.com
186.1.21.51	PTR	hrw-21-50.ideay.net.ni
186.1.21.51	A	mail.moderpan.com
186.1.21.51	A	moderpan.com
186.1.21.52	PTR	hrw-21-52.ideay.net.ni
186.1.21.52	A	mail.amsa.com.ni
186.1.21.53	PTR	hrw-21-53.ideay.net.ni
186.1.21.53	A	mail.moderpan.com
186.1.21.53	A	mail.arroznica.com.ni
186.1.21.54	A+PTR	mail.isf.com.ni
186.1.21.55	A+PTR	mail.agricorp.com.ni
186.1.21.55	A	mail.nicasal.com
186.1.21.55	A	nicasal.com
186.1.21.67	PTR	hrw-21-67.ideay.net.ni
186.1.21.70	PTR	hrw-21-70.ideay.net.ni
186.1.21.82	PTR	mail.enatrel.gob.ni
186.1.21.85	PTR	hrw-21-85.ideay.net.ni
186.1.21.85	A	www.enatrel.gob.ni
186.1.21.116	A+PTR	mail.budget.com.ni
186.1.21.146	A+PTR	hrw-21-146.ideay.net.ni
186.1.21.163	A	hrw-21-163.ideay.net.ni
186.1.21.174	A	hrw-21-174.ideay.net.ni
186.1.21.179	A	main.kartaudio.info
186.1.21.179	A	kartaudio.info
186.1.21.181	A+PTR	main.enterate-ni.com
186.1.21.181	A	kartaudio.info
186.1.21.181	A	mail.inversionesrobleromorales.com
186.1.21.183	A	ns3.enterate-ni.com
186.1.21.193	A+PTR	hrw-21-193.ideay.net.ni