Robtex

Up: 111.221.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 111.221.0.0/20
Down right: 111.221.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
111.221.0.2	A+PTR	tayab.optimaxbd.net
111.221.0.2	A	proxy.optimaxbd.net
111.221.0.114	PTR	server-114.optimaxbd.net
111.221.0.130	A+PTR	smtp.swisscontact-bd.org
111.221.0.132	PTR	traveler.swisscontact-bd.org
111.221.0.132	A	mail.channelone.com.bd
111.221.0.132	A	channelone.com.bd
111.221.0.136	PTR	server-136.optimaxbd.net
111.221.0.136	A	mail.swisscontact-bd.org
111.221.0.162	PTR	server-162.optimaxbd.net
111.221.0.220	A+PTR	mail.sisalapparel.com.bd
111.221.0.222	PTR	mail.sisalcomposite.com
111.221.0.222	A	sis.sisalapparel.com.bd
111.221.0.250	PTR	server-250.optimaxbd.net
111.221.1.2	A	spamguard.optimaxbd.net
111.221.1.10	PTR	server-10.optimaxbd.net
111.221.1.131	PTR	server-131.optimaxbd.net
111.221.1.131	A	afd.gov.bd
111.221.1.133	A+PTR	mail.afd.gov.bd
111.221.2.38	A+PTR	vmail34.optimaxbd.net
111.221.2.114	PTR	server-114.optimaxbd.net
111.221.2.114	A	dbsoftware.com
111.221.2.114	A	www.miswar.com
111.221.2.138	A+PTR	mail.radiant-org.com
111.221.2.226	PTR	server-226.optimaxbd.net
111.221.2.228	PTR	mail.intramexgroup.com
111.221.2.228	A	premiergroupbd.com
111.221.2.230	PTR	server-230.optimaxbd.net
111.221.3.134	PTR	server-134.optimaxbd.net
111.221.3.172	PTR	mail.shamshergroup.org
111.221.3.218	PTR	mikrotik.smecbd.com
111.221.5.77	PTR	server-77.optimaxbd.net
111.221.6.5	PTR	customer5.optimaxbd.net
111.221.6.50	PTR	d0492.optimaxbd.net
111.221.6.130	PTR	thresban.com
111.221.6.130	A	b7wq24su.com
111.221.6.130	A	mail.zwkgrryh.com
111.221.6.177	PTR	mail.theolivesbd.com
111.221.7.2	PTR	server-2.optimaxbd.net
111.221.7.10	PTR	server-10.optimaxbd.net
111.221.7.60	PTR	server-60.optimaxbd.net
111.221.7.60	A	mail.groupdesignace.com
111.221.7.60	A	mail.europartsbd.com
111.221.7.61	A	mail.groupdesignace.com
111.221.7.74	A+PTR	mail.graceinternationalschool.org
111.221.7.74	A	mail.grace.school
111.221.7.74	A	grace.school
111.221.7.75	PTR	server-75.optimaxbd.net
111.221.7.75	A	graceinternationalschool.org
111.221.7.83	PTR	server-83.optimaxbd.net
111.221.7.90	PTR	www.stahqdhaka.org
111.221.7.90	PTR	www.stahqdhaka.org.7.221.111.in-addr.arpa
111.221.7.133	PTR	server-133.optimaxbd.net
111.221.7.147	PTR	server-147.optimaxbd.net
111.221.7.147	A	gemaustraliabd.com
111.221.7.147	A	kleiderfashion.com
111.221.7.213	A	mail.afd.gov.bd
111.221.9.2	A	111.221.9.2.rdns.rim.net
111.221.9.3	A+PTR	111.221.9.3.rdns.rim.net
111.221.9.3	A	dc-603eb963.rannation.com
111.221.9.101	A+PTR	111.221.9.101.rdns.rim.net
111.221.9.104	A+PTR	111.221.9.104.rdns.rim.net
111.221.10.198	A+PTR	111.221.10.198.rdns.rim.net
111.221.11.12	A+PTR	111.221.11.12.rdns.rim.net
111.221.11.12	A	xo88.us.com
111.221.11.99	A+PTR	111.221.11.99.rdns.rim.net
111.221.11.114	A+PTR	111.221.11.114.rdns.rim.net
111.221.12.198	A+PTR	111.221.12.198.rdns.rim.net
111.221.14.61	A	111.221.14.61.rdns.rim.net
111.221.14.198	A+PTR	111.221.14.198.rdns.rim.net
111.221.15.198	A+PTR	111.221.15.198.rdns.rim.net
111.221.15.255	A+PTR	111.221.15.255.rdns.rim.net
111.221.16.67	PTR	po31-574.sin-6nf-2b.ntwk.msn.net
111.221.16.69	PTR	vlan574.sin-f6f-xit-1a.ntwk.msn.net
111.221.16.70	PTR	vlan574.sin-f6f-xit-1b.ntwk.msn.net
111.221.16.98	PTR	ten2-2-126.sin-6nf-2a.ntwk.msn.net
111.221.16.109	A	origin-sg.ds.microsoft.com
111.221.16.162	PTR	po31-132.sin-6nf-2a.ntwk.msn.net
111.221.16.163	PTR	po31-132.sin-6nf-2b.ntwk.msn.net
111.221.16.198	PTR	vlan577.sin-f6f-urs-1b.ntwk.msn.net
111.221.16.236	A	g.answers.ms.akadns.net
111.221.17.6	PTR	vlan170.sin-f8x-cis-4b.ntwk.msn.net
111.221.17.66	PTR	po31-133.sin-6nf-2a.ntwk.msn.net
111.221.17.99	PTR	po31-580.sin-6nf-2b.ntwk.msn.net
111.221.17.130	PTR	ae0-973.sin-96gmr-ucgmc-1a.ntwk.msn.net
111.221.17.131	PTR	ae0-973.sin-96gmr-ucgmc-1b.ntwk.msn.net
111.221.17.138	A	mail-sg1.bigfish.com
111.221.17.150	A	mail-sg1.bigfish.com
111.221.17.165	PTR	p_bspos_f_r_1~1.sin-f89-bspos-1e.ntwk.msn.net
111.221.17.170	A	7x5y.com
111.221.17.170	A	vonlifegroup.com
111.221.17.170	A	featurelabs.com
111.221.17.199	A	outbound.officeapps.live.com
111.221.17.200	A	outbound.officeapps.live.com
111.221.17.201	A	outbound.officeapps.live.com
111.221.17.202	A	outbound.officeapps.live.com
111.221.17.219	A	outbound.officeapps.live.com
111.221.17.220	A	outbound.officeapps.live.com
111.221.17.221	A	outbound.officeapps.live.com
111.221.17.222	A	outbound.officeapps.live.com
111.221.18.20	A	msnbot-111-221-18-20.search.msn.com
111.221.18.24	A	msnbot-111-221-18-24.search.msn.com
111.221.18.33	A+PTR	msnbot-111-221-18-33.search.msn.com
111.221.18.35	A+PTR	msnbot-111-221-18-35.search.msn.com
111.221.18.36	A	msnbot-111-221-18-36.search.msn.com
111.221.18.51	A	msnbot-111-221-18-51.search.msn.com
111.221.18.66	PTR	port-channel1001-111.sin-x7x-msgr-1a.ntwk.msn.net
111.221.18.69	PTR	p_wns_f_r_111~1.sin-f89-wns-1a.ntwk.msn.net
111.221.18.80	A	sincd.wns.windows.com
111.221.18.83	A	sinab.wns.windows.com
111.221.18.98	PTR	po31-162.sin-6nf-2a.ntwk.msn.net
111.221.18.130	PTR	po31-620.sin-6nf-2a.ntwk.msn.net
111.221.18.152	A	main.sg.orws.microsoft.com.nsatc.net
111.221.18.153	A	main.sg.orws.microsoft.com.nsatc.net
111.221.18.155	A	main.sg.orws.microsoft.com.nsatc.net
111.221.20.134	A	sgsphealth.com
111.221.20.145	A	frugaltech.co
111.221.20.149	A	techassist.co.nz
111.221.20.150	A	petrel.biz
111.221.20.200	A	macchina-2008.com
111.221.20.200	A	saesolsoft.com
111.221.20.200	A	nsi.jp
111.221.20.201	PTR	sg1.mail.sharepointonline.com
111.221.20.225	PTR	sg.mail.sharepointonline.com
111.221.21.41	A	*.1399.r.msn.com
111.221.21.48	A	arc2.msn.com
111.221.21.49	A	arc2.msn.com
111.221.21.78	A	view.atdmt.com.nsatc.net
111.221.21.78	A	sg1aqu.atdmt.com
111.221.21.78	A	switch.atdmt.com.nsatc.net
111.221.21.79	A	view.atdmt.com.nsatc.net
111.221.21.79	A	switch.atdmt.com.nsatc.net
111.221.21.80	A	view.atdmt.com.nsatc.net
111.221.21.103	A	dns4.azure.net
111.221.21.132	PTR	port-channel1001-401.sin-x7x-srch-1b.ntwk.msn.net
111.221.21.161	PTR	msnbot-111-221-21-161.search.msn.com
111.221.21.196	PTR	port-channel1001-501.sin-x7x-srch-1b.ntwk.msn.net
111.221.22.3	PTR	e1-26-98.sin-x7x-srch-1b.ntwk.msn.net
111.221.22.4	PTR	vlan98.sin-49i-srch-1a.ntwk.msn.net
111.221.22.5	PTR	vlan98.sin-49i-srch-1b.ntwk.msn.net
111.221.22.46	A	elementaldivide.com
111.221.22.46	A	wellness-accessories.com
111.221.22.46	A	susanhuntagencies.com.au
111.221.22.203	A	m2m-bigdata.com
111.221.22.203	A	catalyst-it.com.au
111.221.22.203	A	eplanetonline.biz
111.221.22.205	A	propertydistrict.com.au
111.221.23.159	A	mail.rpg.in
111.221.23.159	A	mail.rpgnet.com
111.221.23.163	PTR	xrop-sinprd0302.outlook.com
111.221.23.171	PTR	sinprd0402.outlook.com
111.221.23.183	A	pod51023.outlook.com
111.221.23.183	A	hknprd0502m.outlook.com
111.221.23.195	A	mail.ennovatez.com
111.221.24.245	A	ns3.fastsearch.net
111.221.24.246	A	ns02.fastsearch.net
111.221.25.25	A	beta.apprep.smartscreen.microsoft.com
111.221.25.25	A	w.apprep.smartscreen.microsoft.com
111.221.25.34	PTR	po33-597.kaw-6nf-2a.ntwk.msn.net
111.221.25.35	PTR	po33-597.kaw-6nf-2b.ntwk.msn.net
111.221.25.37	PTR	p_wlfs_f_r_11~1.kaw-f89-wlsp-1a.ntwk.msn.net
111.221.25.38	PTR	p_wlfs_f_r_11~1.kaw-f89-wlsp-1b.ntwk.msn.net
111.221.25.66	PTR	po33-598.kaw-6nf-2a.ntwk.msn.net
111.221.25.67	PTR	po33-598.kaw-6nf-2b.ntwk.msn.net
111.221.25.69	PTR	vlan598.kaw-f6f-msn-1a.ntwk.msn.net
111.221.25.70	PTR	vlan598.kaw-f6f-msn-1b.ntwk.msn.net
111.221.25.72	A	winqual.microsoft.com
111.221.25.72	A	asia1.sysdev.microsoft.com
111.221.25.99	PTR	po33-599.kaw-6nf-2b.ntwk.msn.net
111.221.25.131	PTR	po32-594.kaw-6nf-2b.ntwk.msn.net
111.221.26.2	PTR	po32-601.kaw-6nf-2a.ntwk.msn.net
111.221.26.4	A+PTR	smtpa-kaw.msn.com
111.221.26.4	A	smtpi-kaw.msn.com
111.221.26.11	A	kawgmehub01.msn.com
111.221.26.12	A	kawgmehub02.msn.com
111.221.26.103	PTR	msg-kaw.baseline.msft.net
111.221.28.2	A+PTR	msnbot-111-221-28-2.search.msn.com
111.221.28.122	A	msnbot-111-221-28-122.search.msn.com
111.221.28.198	A+PTR	msnbot-111-221-28-198.search.msn.com
111.221.28.255	A	msnbot-111-221-28-255.search.msn.com
111.221.29.2	A	44165751.r.msn.com
111.221.29.2	A	48014135.r.msn.com
111.221.29.2	A	1376930.r.msn.com
111.221.29.32	A+PTR	gap-prime-video.msn-int.com
111.221.29.34	A+PTR	gap-prime-sports.msn-int.com
111.221.29.38	A+PTR	gap-prime-hp.msn-int.com
111.221.29.38	A	hk2.notify.windows.com
111.221.29.38	A	shim.mpn.windowsphone.com.glbdns2.microsoft.com
111.221.29.66	A+PTR	hk2wns1.wns.windows.com
111.221.29.66	A	apac1.notify.windows.com.akadns.net
111.221.29.67	PTR	hk2sch130020624.wns.windows.com
111.221.29.67	A	sg.social.msn.com
111.221.29.67	A	hk2sch130020629.wns.windows.com
111.221.29.68	PTR	hk2sch130020630.wns.windows.com
111.221.29.69	PTR	hk2sch130020637.wns.windows.com
111.221.29.96	A+PTR	hk2sch130020961.wns.windows.com
111.221.29.96	A	hk2sch130021017.wns.windows.com
111.221.29.97	A+PTR	hk2sch130021019.wns.windows.com
111.221.29.97	A	hk2sch130021022.wns.windows.com
111.221.29.98	PTR	hk2sch130021024.wns.windows.com
111.221.29.99	PTR	hk2sch130021029.wns.windows.com
111.221.29.128	A	hk2sch130021464.wns.windows.com
111.221.29.128	A	hk2sch130021456.wns.windows.com
111.221.29.129	A+PTR	hk2sch130021518.wns.windows.com
111.221.29.129	A	hk2sch130021523.wns.windows.com
111.221.29.130	PTR	hk2sch130021526.wns.windows.com
111.221.29.131	PTR	hk2sch130021528.wns.windows.com
111.221.29.160	A+PTR	hk2sch130021946.wns.windows.com
111.221.29.160	A	hk2sch130021955.wns.windows.com
111.221.29.161	A+PTR	hk2sch130021958.wns.windows.com
111.221.29.162	A+PTR	hk2sch130022025.wns.windows.com
111.221.29.163	PTR	hk2sch130022030.wns.windows.com
111.221.29.193	A	hk2.displaycatalog.md.mp.microsoft.com.akadns.net
111.221.29.197	A	shim.mpn.windowsphone.com.glbdns2.microsoft.com
111.221.29.197	A	hk2.notify.windows.com.akadns.net
111.221.29.198	A+PTR	hk2wns1b.wns.windows.com
111.221.29.236	A	array305-prod.dodsp.mp.microsoft.com.nsatc.net
111.221.29.236	A	array305-prod.do.dsp.mp.microsoft.com
111.221.29.237	A	hk2.mixtapes.microsoft.com
111.221.29.237	A	hk2.prod.mixtapes-geo.akadns.net
111.221.30.21	A	microsofttranslator-int.com
111.221.30.241	A	asia-proxy-http.reco.mp.microsoft.com.akadns.net
111.221.31.0	A	msnbot-111-221-31-0.search.msn.com
111.221.31.1	A+PTR	msnbot-111-221-31-1.search.msn.com
111.221.31.79	A+PTR	msnbot-111-221-31-79.search.msn.com
111.221.31.129	A+PTR	msnbot-111-221-31-129.search.msn.com
111.221.31.132	A+PTR	msnbot-111-221-31-132.search.msn.com
111.221.31.255	A	msnbot-111-221-31-255.search.msn.com