Robtex

Up: 23.27.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 23.27.48.0/23
Down right: 23.27.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
23.27.48.5	A	dns3.dnsvr.com
23.27.48.10	PTR	voip.unored.com
23.27.48.58	PTR	dns1.zoneedit.com
23.27.48.58	PTR	ns1.zoneedit.com
23.27.48.58	A	mentalhealth-uk.com
23.27.48.59	PTR	ns5.zoneedit.com
23.27.48.60	PTR	ns9.zoneedit.com
23.27.48.60	A	www.onmainbeach.com.au
23.27.48.60	A	ns2.visper.net
23.27.48.61	PTR	ns14.zoneedit.com
23.27.48.62	PTR	ns18.zoneedit.com
23.27.48.100	PTR	verena.itfacet.com
23.27.48.102	A	ns1.eavio.com
23.27.48.105	A	teishin.org
23.27.48.107	PTR	non.payune.com
23.27.48.125	A+PTR	test.lightwave.net
23.27.49.10	A	us.proxy.sh
23.27.49.100	A	cinema-vista.com
23.27.49.100	A	www.cinema-vista.com
23.27.49.101	A	ns1.apolical.com
23.27.49.102	PTR	rucellai.tailjet.com
23.27.49.102	A	www.cowboysjerseysedge.com
23.27.49.104	A	darkangelspress.com
23.27.49.104	A	geopharmacy.com
23.27.49.104	A	rachelmahler.com
23.27.49.109	A	www.clydetx.org
23.27.49.109	A	pursebroker.net
23.27.49.109	A	ecohood.info
23.27.49.113	A	www.onlineplanetcasino.com
23.27.49.113	A	cervicalcancerblog.com
23.27.49.113	A	agrostylcz.com
23.27.49.115	A	us.proxy.sh
23.27.50.2	A	geo3.easydns.org
23.27.50.10	A+PTR	mailfwd1.zoneedit.com
23.27.50.10	A	mx3.shiseido.com.hk
23.27.50.10	A	bakupmail.delosiberia.net
23.27.50.107	A	www.scourgecraft.net
23.27.50.108	A	filter1.bean-net.net
23.27.50.109	A	mail.bean-net.net
23.27.50.109	A	bean-net.net
23.27.51.2	A	nyc04.egihosting.com
23.27.51.2	A	nyc03.egihosting.com