Robtex

Up: 185.13.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.13.140.0/23
Down right: 185.13.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.13.140.1	A	gateway.bristan.com
185.13.140.1	A	fw.bristan.com
185.13.140.35	A+PTR	netserver.sohgroup.co.uk
185.13.140.35	A	hsmithandsons.co.uk
185.13.140.35	A	towermill.co.uk
185.13.140.43	PTR	guest.herbersmithhouse.co.uk
185.13.140.43	A	remote.gsorthodontics.com
185.13.140.70	A	email.prowse.co.uk
185.13.140.71	A	email.influence-it.com
185.13.140.78	A	mail1.letterland.com
185.13.140.93	A	icspam01.inter-cloud.co.uk
185.13.140.141	PTR	mail.rovop.com
185.13.141.3	A+PTR	mail.dextragroup.co.uk
185.13.141.3	A	*.dextragroup.co.uk
185.13.141.4	A	mail.ledextra.com
185.13.141.4	A	mail.culbonestablesinn.co.uk
185.13.141.4	A	mail.ledexlightengines.com
185.13.141.18	A+PTR	mail1.chorleybs.co.uk
185.13.141.58	A+PTR	mail.ketech.com
185.13.141.58	A	kescan.com
185.13.141.59	A	mail.littlemissamelia.com
185.13.141.59	A	www.limetreesystems.com
185.13.141.60	A	mail.kescan.com
185.13.141.126	A	mail.whitesharks-clan.de
185.13.141.147	A	mailserver.intamarque.com
185.13.141.155	A	cetglass.com
185.13.141.155	A	swishwindows.com
185.13.141.155	A	epwin.greendealsupplychain.co.uk
185.13.141.162	A	mx.nuagecomms.com
185.13.141.162	A	mx.nuvoladistribution.com
185.13.141.202	A	secondary.uplgrangemouth.co.uk
185.13.141.202	A	uplgrangemouth.co.uk
185.13.142.197	A+PTR	mail.alliedworldwide.com
185.13.142.198	A	mailout.alliedworldwide.com
185.13.142.218	A	awlapps.com
185.13.143.2	A	remote.boydlegaluk.com