Robtex

Up: 13.48.0.0/14
Can't show all results, try to descend to a more specific CIDR
Down left: 13.50.0.0/16
Down right: 13.51.0.0/16

IP	Type	Hostname
13.50.255.255	PTR	16.eip-15.test.amazonaws.com
13.51.0.0	PTR	ec2-13-51-0-0.eu-north-1.compute.amazonaws.com
13.51.0.82	A	catula.com
13.51.0.226	A	hinto.com
13.51.4.1	A	collector.schibsted.io
13.51.4.45	A	larsson.eu.com
13.51.19.163	A	quickbit.com
13.51.20.247	A	protein.dk
13.51.22.165	PTR	ec2-13-51-22-165.eu-north-1.compute.amazonaws.com
13.51.22.165	A	sida.se
13.51.28.175	A	isi.as
13.51.32.61	A	raceu.net
13.51.34.34	A	collector.schibsted.io
13.51.49.26	PTR	relay.snacksbolaget.se
13.51.62.86	A	bma.brussels
13.51.80.69	A	gt.no
13.51.80.226	A	red.no
13.51.83.250	A	kite.skaleo.pl
13.51.111.122	A	utg.us
13.51.111.122	A	mail.practicalhost.net
13.51.124.83	A	kite.skaleo.pl
13.51.140.202	A	raceu.net
13.51.142.212	A	sanoma.nl
13.51.144.42	A	raceu.net
13.51.147.245	A	okbe.se
13.51.149.39	PTR	trubbel.ashmedia.se
13.51.149.39	A	smallroom.se
13.51.152.179	PTR	ec2-13-51-152-179.eu-north-1.compute.amazonaws.com
13.51.161.248	A	pristinetradefx.com
13.51.184.156	A	sanoma.nl
13.51.189.172	A	ot.se
13.51.189.172	A	ot.nu
13.51.211.71	A	ugeposten.dk
13.51.215.165	PTR	ec2-13-51-215-165.eu-north-1.compute.amazonaws.com
13.51.216.226	A	hbc.nu
13.51.240.110	A	elskling.no
13.51.255.255	PTR	ec2-13-51-255-255.eu-north-1.compute.amazonaws.com