Robtex

Up: 46.16.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 46.16.12.0/23
Down right: 46.16.14.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.16.12.83	PTR	83.12.16.46.sub.tsl.ru
46.16.12.119	PTR	119.12.16.46.sub.tsl.ru
46.16.13.0	PTR	edgyfriday.sucuruju.bid
46.16.13.4	PTR	holkitsor.mgnhost.ru01
46.16.13.4	A	evilfamulus.com
46.16.13.30	PTR	30.13.16.46.sub.tsl.ru
46.16.13.40	PTR	40.13.16.46.sub.tsl.ru
46.16.13.100	PTR	100.13.16.46.sub.tsl.ru
46.16.13.110	PTR	sk.s5.ans1.ns148.ztomy.com
46.16.13.110	A	hardrent.com
46.16.13.141	PTR	vuren.ru
46.16.13.146	A+PTR	mail.cs-cssupport.com
46.16.13.146	A	ns2.cs-cssupport.com
46.16.13.146	A	ns1.cs-cssupport.com
46.16.13.149	PTR	agenstvnet.ru
46.16.13.149	A	xn--27-jlcdaao4dk.xn--p1ai
46.16.13.149	A	oootiko.ru
46.16.13.151	PTR	arnc.mgn-host.ru
46.16.13.151	A	livelysound.com
46.16.13.152	A+PTR	mail.orders-cssupport.com
46.16.13.152	A	ns1.orders-cssupport.com
46.16.13.152	A	ns2.orders-cssupport.com
46.16.13.174	PTR	vds50387.mgn-host.ru
46.16.13.174	A	post-7590238.info
46.16.13.177	A+PTR	mail.orders-cs-support.com
46.16.13.177	A	ns2.orders-cs-support.com
46.16.13.177	A	ns1.orders-cs-support.com
46.16.13.185	PTR	alexandrerzhov.mgn-host.ru
46.16.13.185	A	casinosites2018.com
46.16.13.185	A	luxurycasinoguide.com
46.16.13.186	PTR	alexkazmin1.mgn-host.ru
46.16.13.186	A	bestmatchbonus.com
46.16.13.186	A	paddysslotshoppe.com
46.16.13.187	PTR	ladner3.mgn-host.ru
46.16.13.188	PTR	stepaf1.mgn-host.ru
46.16.13.188	A	kasynoporady.com
46.16.13.188	A	marecetus.com
46.16.13.197	PTR	vds44708.mgn-host.ru
46.16.13.197	A	ns1.lblcokchaln.com
46.16.13.197	A	mx.blcorkchein.com
46.16.13.204	PTR	ilkhom9.mgn-host.ru
46.16.13.204	A	cutexgorgeous.com
46.16.13.204	A	gfsxvids.com
46.16.13.205	A+PTR	gi0.girlsquatting.com
46.16.13.205	A	hookupoffersforyou.com
46.16.13.213	PTR	46-16-13-213.fcbhosting.com
46.16.13.223	PTR	vds51133.mgn-host.ru
46.16.13.223	A	hltlbtc.com
46.16.13.223	A	loclbltcoins.com
46.16.13.229	PTR	07servu7.ru
46.16.13.229	A	simplestudy.ru
46.16.13.245	PTR	vds46974.mgn-host.ru
46.16.13.245	A	www.royal-flush.poker
46.16.13.245	A	royal-flush.poker
46.16.13.251	PTR	ssmkrb.ru
46.16.13.251	A	www.ssmkrb.ru
46.16.14.2	PTR	2.14.16.46.sub.tsl.ru
46.16.14.3	A+PTR	voyage-france.review
46.16.14.3	A	sickwitness.com
46.16.14.25	A	stevent.info
46.16.14.29	A+PTR	mta4.stevent.info
46.16.14.29	A	minisisterinlaw.com
46.16.14.36	A	subiof.info
46.16.14.38	A+PTR	mta2.subiof.info
46.16.14.38	A	buildingsagittarius.com
46.16.14.50	PTR	mta48.voyage-france.review
46.16.14.50	A	workersport.com
46.16.14.62	A	gazellewish.com
46.16.14.75	PTR	75.14.16.46.sub.tsl.ru
46.16.14.86	A	style.codexbicycle.com
46.16.14.92	A	elfinpublicschool.com
46.16.14.122	A	keyboardingfarmer.com
46.16.14.134	PTR	vmsip134.namcore.co.uk
46.16.14.134	A	paintenquiry.com
46.16.14.158	A	outletneedle.com
46.16.14.170	A	resultdimple.com
46.16.14.179	A	sainwa.info
46.16.14.182	A+PTR	mta3.sainwa.info
46.16.14.182	A	betttranslate.com
46.16.14.218	A	metafeedsoul.com
46.16.14.234	A	varitech.info
46.16.14.242	A+PTR	mta8.varitech.info
46.16.14.242	A	plantationburn.com
46.16.14.254	A	rhythmbestseller.com
46.16.15.58	PTR	58.15.16.46.sub.tsl.ru
46.16.15.118	PTR	118.15.16.46.sub.tsl.ru
46.16.15.139	PTR	139.15.16.46.sub.tsl.ru
46.16.15.163	PTR	163.15.16.46.sub.tsl.ru