Robtex

Up: 91.142.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 91.142.16.0/22
Down right: 91.142.20.0/22

IP	Type	Hostname
91.142.16.2	A+PTR	provisioning.kabelspeed.at
91.142.16.2	A	ns1.kabelspeed.at
91.142.16.3	A+PTR	mail.kabelspeed.at
91.142.16.3	A	mail.hjw.at
91.142.17.4	PTR	mail.ristl.at
91.142.17.4	A	mail.communication.co.at
91.142.17.6	A	mail.ristl.at
91.142.17.15	A	c6-ab-e1-8f-c3.91-142-17-15.cust.kabelspeed.at
91.142.17.15	A	it-supporter.at
91.142.17.19	PTR	26-24-d9-a5-f4.91-142-17-19.cust.kabelspeed.at
91.142.17.19	A	madl.myds.me
91.142.17.19	A	www.madl.myds.me
91.142.17.123	A+PTR	a4-62-75-cd-c3.91-142-17-123.cust.kabelspeed.at
91.142.17.123	A	mail.schwendtbauer.at
91.142.17.136	PTR	1d-cf-7b-38-84.91-142-17-136.cust.kabelspeed.at
91.142.17.136	A	mail.kreminger.at
91.142.21.2	A	1e-46-94-7-e.91-142-21-2.cust.kabelspeed.at
91.142.21.154	A+PTR	mail.kreminger.at
91.142.21.235	A+PTR	18-c0-1c-c1-7c.91-142-21-235.cust.kabelspeed.at
91.142.21.253	A+PTR	remote.wiplinger.at
91.142.22.17	A+PTR	e-14-97-4b-cd.91-142-22-17.cust.kabelspeed.at
91.142.22.17	A	mail.ultramarinosvillena.com
91.142.22.19	PTR	jlan.at
91.142.22.247	A+PTR	0-f0-34-af-c1.91-142-22-247.cust.kabelspeed.at