Robtex

Up: 185.20.232.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.20.236.0/23
Down right: 185.20.238.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.20.236.18	PTR	web01.dialog-telekom.at
185.20.236.18	A	automicko.at
185.20.236.18	A	auto-moser.at
185.20.236.75	A+PTR	mail.sgb.at
185.20.236.130	A	mail.sks-elektro.at
185.20.236.138	A+PTR	mail.laserverlag.at
185.20.236.138	A	mail.architektur-online.com
185.20.236.186	PTR	remote.amethystwelt.at
185.20.236.186	A	mail.amethyst-welt.at
185.20.236.186	A	mail.edelsteinhaus.at
185.20.236.244	A+PTR	mail.columbus-cargo.com
185.20.237.22	A+PTR	mail.ecklmair.at
185.20.237.37	A+PTR	mail.melnicky.at
185.20.237.113	A	hans.vdr.at
185.20.237.196	A+PTR	hu.aws.co.at
185.20.237.198	A	grey.offset3000.at
185.20.237.207	PTR	185.20.237.207.net.dialog-telekom.at
185.20.237.246	A	mail.schmoeger.at
185.20.238.9	PTR	mail.laserverlag.at
185.20.238.9	A	mail.architektur-online.at
185.20.238.9	A	mail.filecenter.info
185.20.238.31	A+PTR	mail.stoebich.at
185.20.238.58	A+PTR	remote.wdt.at
185.20.238.97	A	y-doc.at
185.20.238.111	A	mail2.ass.co.at
185.20.238.111	A	*.ass.co.at
185.20.238.111	A	mail.astra-services.at
185.20.238.160	A	fossilsrv.fossilienwelt.at
185.20.238.179	A	mx.bikeperformance.at
185.20.238.217	A+PTR	mail.knabl.tirol
185.20.238.217	A	mail.tyroleansystems.at
185.20.239.2	A	mail.brunner-getraenke.at
185.20.239.18	A	mail.vulcolor.com
185.20.239.154	A+PTR	gw.stb-ehgartner.at
185.20.239.174	A+PTR	mail.bikeperformance.at