Robtex

Up: 40.143.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 40.143.128.0/21
Down right: 40.143.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
40.143.128.12	A+PTR	mail2.edaff.com
40.143.128.166	A+PTR	h166.128.143.40.ip.windstream.net
40.143.128.166	A	vklog.com
40.143.128.166	A	ns15.knichellogistics.com
40.143.128.168	PTR	h168.128.143.40.ip.windstream.net
40.143.128.168	A	ns16.knichellogistics.com
40.143.131.6	A	mxipacs.com
40.143.131.24	PTR	ea2.arcsivr.com
40.143.131.24	PTR	www.arcsivr.com
40.143.131.24	A	ea.arcsivr.com
40.143.132.0	A+PTR	tpgw1.autoremind.us
40.143.132.0	A	twiliotpgw1.autoremind.us
40.143.132.1	A+PTR	tpgw2.autoremind.us
40.143.132.1	A	twiliotpgw2.autoremind.us
40.143.136.17	A+PTR	mail.camarketing.com
40.143.136.17	A	mail.skymall.com
40.143.136.18	PTR	spamfilter.camarketing.com
40.143.136.18	A	spamfilter.camarketingusa.com
40.143.136.18	A	spamfilter.wolfcamera.com
40.143.136.37	A	mail.kova-audiolog.com
40.143.136.57	A	ea2.arcsivr.com
40.143.136.161	A	casecoder.com
40.143.136.164	A	thebusinessofspine.com
40.143.136.164	A	businessdynamicsrcm.com
40.143.136.201	A	locatorsinc.com
40.143.136.201	A	www.locatorsinc.com
40.143.136.202	A	rentalsondemand.com
40.143.136.203	A	weneedtomove.com
40.143.137.19	A	www.cope-linder.com
40.143.137.132	PTR	h132.137.143.40.ip.windstream.net
40.143.137.132	A	sipiq.mobi
40.143.137.132	A	sipiq.info
40.143.137.174	A	research.rdteam.com
40.143.137.192	A+PTR	mail1.edaff.com
40.143.138.70	A	mail2.equityone.com
40.143.138.97	A	emailsecurity.dawsonjames.com
40.143.138.181	A+PTR	afia.adcorp.org
40.143.138.181	A	webmail.adcorp.org
40.143.138.185	A	eusnetworks.com
40.143.139.48	PTR	h48.139.143.40.ip.windstream.net
40.143.139.128	A	h128.139.143.40.ip.windstream.net
40.143.139.149	PTR	h149.139.143.40.ip.windstream.net
40.143.141.3	A	hfhie.com
40.143.141.139	A	potter.argustech.com
40.143.141.139	A	radar.argustech.com
40.143.141.139	A	www.argustech.com
40.143.141.142	PTR	h142.141.143.40.ip.windstream.net
40.143.142.2	A	mail2.parentebeard.com
40.143.142.210	PTR	h210.142.143.40.evensonbest.com
40.143.142.210	A	142.143.40.evensonbest.com
40.143.142.210	A	www.evensonbest.com
40.143.143.40	A	ftp.andesaservices.com
40.143.143.43	A+PTR	mail.andesaservices.com
40.143.143.44	A	adastar.andesaservices.com
40.143.143.46	PTR	bcg.viewmyplan.com
40.143.143.46	A+PTR	iig.viewmyplan.com
40.143.143.48	A	itm.andesaservices.com
40.143.143.61	A	wwwua.andesaservices.com
40.143.143.62	A+PTR	h62.143.143.40.ip.windstream.net
40.143.143.62	A	signmyapps.com
40.143.143.87	A	webdemo.andesaservices.com
40.143.143.88	A	iigua.viewmyplan.com
40.143.143.91	A+PTR	h91.143.143.40.ip.windstream.net
40.143.143.91	A	demoalphaua.signmyapps.com