Robtex

Up: 193.107.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.107.156.0/23
Down right: 193.107.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.107.156.22	A+PTR	mail.isalogistics.com
193.107.156.22	A	mail.isa-net.at
193.107.156.30	A	smtp.isa-net.at
193.107.156.60	A	www.rfid-webshop.com
193.107.158.4	PTR	www4.westnet.at
193.107.158.4	A	xn--gebudemanager-dfb.at
193.107.158.4	A	wendeltreppen.at
193.107.158.5	PTR	www5.westnet.at
193.107.158.6	PTR	scalix.westnet.at
193.107.158.8	A+PTR	email.westnet.at
193.107.158.8	A	mail.westnet.at
193.107.158.9	A	mail.westnet-kabel.at
193.107.158.10	A	sm.westnet.at
193.107.158.12	A+PTR	smtp.westnet.at
193.107.158.12	A	secure.westnet.at
193.107.158.12	A	vsmtp.westnet.at
193.107.158.15	PTR	www15.westnet.at
193.107.158.15	A	westnet.at
193.107.158.16	PTR	www16.westnet.at
193.107.158.16	A	westnet.at
193.107.158.16	A	smart-o-mat.com
193.107.158.23	A+PTR	fmail.westnet.at
193.107.158.23	A	mx0.hmi-master.at
193.107.158.26	PTR	mail.mcn.at
193.107.158.26	A	mail.stickler.at
193.107.158.26	A	mail.weinbeisser.at
193.107.158.27	PTR	servus.louvre.at
193.107.158.28	A	wg5.westnet.at
193.107.158.28	A	www.adrian-consult.at
193.107.158.30	A+PTR	fmail3.westnet.at
193.107.158.40	A	bahn-tv.net
193.107.158.40	A	mail.waldheimathof.at
193.107.158.43	PTR	mx.geraldauer.net
193.107.158.43	A	mail.vop.at
193.107.158.43	A	mail.rentagrader.at