Robtex

Up: 217.28.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 217.28.0.0/20
Down right: 217.28.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.28.0.66	PTR	adsl217.28.0.66.manx.net
217.28.0.195	PTR	adsl217.28.0.195.manx.net
217.28.1.3	PTR	adsl217.28.1.3.manx.net
217.28.1.98	PTR	adsl217.28.1.98.manx.net
217.28.1.130	PTR	adsl217.28.1.130.manx.net
217.28.2.4	PTR	adsl217.28.2.4.manx.net
217.28.2.225	PTR	adsl217.28.2.225.manx.net
217.28.3.1	PTR	adsl217.28.3.1.manx.net
217.28.3.153	A	remote.argbeiyn.com
217.28.3.160	PTR	adsl217.28.3.160.manx.net
217.28.5.3	PTR	adsl217.28.5.3.manx.net
217.28.5.95	A	allford.info
217.28.5.201	A	mail.667.com
217.28.6.128	PTR	adsl217.28.6.128.manx.net
217.28.6.176	A	browniom.com
217.28.8.33	A	mail.kite-surfer.net
217.28.8.33	A	kite-surfer.net
217.28.8.226	PTR	adsl217.28.8.226.manx.net
217.28.9.183	A	teencunny.ddns.net
217.28.10.2	PTR	adsl217.28.10.2.manx.net
217.28.11.160	PTR	adsl217.28.11.160.manx.net
217.28.13.2	PTR	adsl217.28.13.2.manx.net
217.28.13.251	A	mail.ermac.co.uk
217.28.16.10	A+PTR	mx1.fishnet.co.uk
217.28.16.11	A+PTR	mx3.fishnet.co.uk
217.28.16.31	A	exocoet.fishnet.co.uk
217.28.16.36	PTR	weever.fishnet.co.uk
217.28.16.36	A	tender-care.com
217.28.16.43	A	control2.fishnet.co.uk
217.28.16.44	A	danio.fishnet.co.uk
217.28.16.45	A	plaice.fishnet.co.uk
217.28.16.50	A	tender-care.com
217.28.16.163	A+PTR	www.romec.co.uk
217.28.16.163	A	www.royalmailpfs.com
217.28.16.163	A	royalmailpfs.com
217.28.16.212	A+PTR	www.pearlassist.com
217.28.16.212	A	pearlassist.com
217.28.16.215	A	wm.pearlassist.com
217.28.16.218	A	xml.pearlassist.com
217.28.17.5	PTR	mail.atlasconsulting.co.uk
217.28.17.7	A	mail.stgeorgesnursinghome.co.uk
217.28.17.7	A	mail.stgeorgescarecentre.co.uk
217.28.18.2	A	dogfish.fishnet.co.uk
217.28.18.5	A+PTR	pat.fishnet.co.uk
217.28.18.5	A	dns2.fishnet.co.uk
217.28.18.32	PTR	mail.jamesscott.com
217.28.19.15	A	ns.s-norton.com
217.28.19.15	A	s-norton.com
217.28.19.17	A	rubberball1.linix.co.uk
217.28.19.19	A	mindyourfingers.net
217.28.19.111	PTR	linixsupport.co.uk
217.28.19.183	A	cloudlogica.com
217.28.19.183	A	cloudlogica.eu
217.28.19.183	A	www.cloudlogica.eu
217.28.19.200	A	prophysiouk.co.uk
217.28.19.200	A	purchasingrecruitment.co.uk
217.28.19.200	A	ns.omegaled.co.uk
217.28.19.229	A	chilterntransport.co.uk
217.28.20.19	PTR	web2.hippynet.co.uk
217.28.20.19	A	gemmabradfield.com
217.28.20.19	A	hippydrone.com
217.28.20.35	A+PTR	newfw.rayware.co.uk
217.28.20.35	A	rayware.biz
217.28.20.35	A	kilnerjarsuk.co.uk
217.28.20.36	PTR	mailgw.rayware.co.uk
217.28.20.67	A	workplacesipp.com
217.28.20.67	A	wealthatworkisa.info
217.28.20.67	A	wealthatworkgisa.eu
217.28.20.101	A	ahallen.co.uk
217.28.20.101	A	eds-corporation.com
217.28.20.101	A	www.ahallen.co.uk
217.28.20.112	PTR	zcs1-61.ithosted.net
217.28.20.160	PTR	mailcleaner.mefoo.com
217.28.20.160	A	mailcleaner.contagio.co.uk
217.28.20.160	A	mailcleaner.ipconx.com
217.28.20.161	PTR	mail.mefoo.com
217.28.20.161	A	www.mefoo.com
217.28.20.161	A	loveyourjewellery.com
217.28.20.162	PTR	mail1.mefoo.com
217.28.20.163	PTR	mc2.mefoo.com
217.28.20.213	PTR	mail1.mefoo.com
217.28.20.213	A	mail1.spencross.com
217.28.20.213	A	mail1.purevoip.biz
217.28.21.4	A	mail.thechargepoint.com
217.28.21.9	A	mail.millheat.co.uk
217.28.21.9	A	mail.benross.com