Robtex

Up: 186.2.168.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 186.2.168.0/25
Down right: 186.2.168.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.2.168.0	PTR	ddos-guard.net
186.2.168.2	PTR	ddos-guard.net
186.2.168.6	A	truebit.biz
186.2.168.10	PTR	ddos-guard.net
186.2.168.22	PTR	horecaworld.biz
186.2.168.22	A	horecacompany.nl
186.2.168.22	A	horecafriteuse.com
186.2.168.26	PTR	ddos-guard.net
186.2.168.26	A	allodsrevelation.com
186.2.168.26	A	mail.allodsrevelation.com
186.2.168.30	PTR	ddos-guard.net
186.2.168.30	A	rz-steel.ru
186.2.168.38	PTR	tvsharing.biz
186.2.168.42	A	ns1.killddos.com
186.2.168.42	A	killddos.com
186.2.168.43	A	ns1.killddos.com
186.2.168.44	PTR	killddos.com
186.2.168.44	A	ns2.killddos.com
186.2.168.50	PTR	ddos-guard.net
186.2.168.50	A	mx.matrixpgp.com
186.2.168.50	A	keys.powerpgp.net
186.2.168.58	A	mx.stealth256.com
186.2.168.58	A	mx.purple-grid.com
186.2.168.58	A	mx.dark3301.com
186.2.168.59	PTR	ddos-guard.net
186.2.168.59	A	keys.cryptoberry.net
186.2.168.59	A	mx.blackpgp.com
186.2.168.60	A	mx.ultimatepgp.com
186.2.168.61	A	mx.pgpvault.com
186.2.168.62	A	mx.piratespgp.net
186.2.168.66	A	mx.pgpghost.biz
186.2.168.67	A	keys.pgpmails.com
186.2.168.67	A	mx.platinumsecure.net
186.2.168.67	A	mx.firstclasspgp.net
186.2.168.68	A	mx.pgplegend.com
186.2.168.68	A	mx.platinumpgp.com
186.2.168.68	A	mx.blackcryptonite.com
186.2.168.69	A	mx.businnessclass.com
186.2.168.70	A	mx.stealth256.com
186.2.168.70	A	mx.purple-grid.com
186.2.168.70	A	mx.cryptoberry.me
186.2.168.74	PTR	server.ecoininvest.com
186.2.168.74	A	linux-admin.ru
186.2.168.78	PTR	ddos-guard.net
186.2.168.78	A	altexstrategy.net
186.2.168.86	A	helios-trust.com
186.2.168.86	A	mail.helios-trust.com
186.2.168.94	PTR	ddos-guard.net
186.2.168.94	A	host.peloris.biz
186.2.168.94	A	peloris.biz
186.2.168.98	PTR	ddos-guard.net
186.2.168.98	A	mx1.tradeplus.biz
186.2.168.109	PTR	racktech.ru
186.2.168.109	A	mail.fishtalesattowncreek.com
186.2.168.109	A	mail.pes.im
186.2.168.114	A	oil-uae.com
186.2.168.122	PTR	ddos-guard.net
186.2.168.122	A	vl278.com
186.2.168.122	A	vl.shop9988.com
186.2.168.130	A	romball.com
186.2.168.139	A	*.by1688.net
186.2.168.139	A	mail.88bk.net
186.2.168.139	A	2map.play588.com
186.2.168.140	A	tt.no9dns.com
186.2.168.140	A	hct.no9dns.com
186.2.168.140	A	bkaaa.com
186.2.168.141	PTR	ddos-guard.net
186.2.168.141	A	csdf.akayaya.info
186.2.168.141	A	222222.com
186.2.168.146	A	*.ebay-forum.ru
186.2.168.146	A	ns2.ebay-forum.ru
186.2.168.146	A	9.114.104.ebay-forum.ru
186.2.168.150	PTR	ddos-guard.net
186.2.168.150	A	bdns.io
186.2.168.154	PTR	ddos-guard.net
186.2.168.154	A	nice-uniform-female.net
186.2.168.154	A	unfair-second-mind.net
186.2.168.158	A	*.mazai.org
186.2.168.158	A	mail.bestrc.biz
186.2.168.162	PTR	ddos-guard.net
186.2.168.162	A	mx.proivf.ru
186.2.168.162	A	mail.petrovkadent.ru
186.2.168.166	PTR	ddos-guard.net
186.2.168.166	A	java.su
186.2.168.166	A	ns3.smxcom.ru
186.2.168.170	A	mx.sicode.co
186.2.168.170	A	sicode.co
186.2.168.174	A	mnogodam.ru
186.2.168.174	A	zaka4ay.net
186.2.168.178	A	cryptoinvestments.biz
186.2.168.182	PTR	gamma.mh00.net
186.2.168.182	A	www.transdir.ru
186.2.168.182	A	hmdr.ru
186.2.168.186	A	perfectbank.biz
186.2.168.198	A	6apart.atm2you.com
186.2.168.198	A	mx.atm2you.com
186.2.168.198	A	become-rich.biz
186.2.168.202	A+PTR	api3.5lb.ru
186.2.168.210	A	pay-get.com
186.2.168.210	A	exitlag.net
186.2.168.214	PTR	ddos-guard.net
186.2.168.214	A	mail.tsa88.net
186.2.168.218	PTR	ddos-guard.net
186.2.168.218	A	*.shara1.net
186.2.168.218	A	mail.shara1.tv
186.2.168.222	PTR	mail.fxtrade.io
186.2.168.222	A	fxtrade.io
186.2.168.230	A	plasticroi.com
186.2.168.234	PTR	ddos-guard.net
186.2.168.234	A	lensengroup.com
186.2.168.234	A	royalfinc.com
186.2.168.238	A	6apart.fenix-group.biz
186.2.168.238	A	ardownload.fenix-group.biz
186.2.168.238	A	activities.fenix-group.biz
186.2.168.242	PTR	ddos-guard.net
186.2.168.242	A	safetydepositary.net
186.2.168.242	A	safetydepositary.com
186.2.168.246	A	*.ebay-forum.ru
186.2.168.246	A	ns2.ebay-forum.ru
186.2.168.246	A	9.114.104.ebay-forum.ru
186.2.168.250	PTR	ddos-guard.net
186.2.168.250	A	forexparadise.biz
186.2.168.254	PTR	186.2.168.254
186.2.168.254	A	crimebig.com