Robtex

Up: 137.17.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 137.17.128.0/18
Down right: 137.17.192.0/18

IP	Type	Hostname
137.17.162.4	A+PTR	mx3.nlr.nl
137.17.162.8	A+PTR	mx1.nlr.nl
137.17.162.8	A	mail1.atsi.nl
137.17.162.9	A	mx2.nlr.nl
137.17.231.201	A+PTR	soda120w.nlr.nl
137.17.231.202	A	aeroacoustics2019.com
137.17.231.202	A	nlr.eu
137.17.231.203	A	luchtvaartmilieu.nl
137.17.231.206	PTR	www.airtn.eu
137.17.239.249	A+PTR	afw-eth1-02.nlr.nl
137.17.240.3	A+PTR	dnw.aero
137.17.240.3	A+PTR	dcasd01.dnw.aero