Robtex

Up: 199.249.18.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 199.249.19.0/25
Down right: 199.249.19.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.249.19.1	PTR	omzdns10.verizon.com
199.249.19.1	A	ns1.verizonbusiness.com
199.249.19.1	A	dns1.wcom.com
199.249.19.3	A	omzprox1.mci.com
199.249.19.5	A+PTR	f85omns5.vzbi.com
199.249.19.5	A	auth-ns1a.verizonbusiness.com
199.249.19.7	A+PTR	omzdmz-l700mip.vzbi.com
199.249.19.10	A+PTR	auth-ns1.verizonbusiness.com
199.249.19.11	A+PTR	f85omns7.vzbi.com
199.249.19.11	A	cache-ns3.verizonbusiness.com
199.249.19.11	A	ns3.mci.com
199.249.19.17	A	omzwin001.mci.com
199.249.19.18	A	omzwin001a.mcilink.com
199.249.19.19	A	omzdshdzp1a.mci.com
199.249.19.21	A	omzdshvip002.mci.com
199.249.19.27	A	vrrp199-249-019-27.mcilink.com
199.249.19.33	A+PTR	omzweb02.vzbi.com
199.249.19.34	A	omzweb02b.vzbi.com
199.249.19.35	A	omzweb02v.vzbi.com
199.249.19.41	A	omzas53-l3-if-7.vzbi.com
199.249.19.42	A	omzas52-l3-if-7.vzbi.com
199.249.19.43	A	omzas52-53-l3-vrrp19.verizonbusiness.com
199.249.19.89	A	omzas50-l3-if-5.vzbi.com
199.249.19.90	A	omzas51-l3-if-5.vzbi.com
199.249.19.91	A	vrrp199-249-019-091.mcilink.com
199.249.19.97	A	omzsrv118s.mci.com
199.249.19.98	A	omzsrv119s.mci.com
199.249.19.99	A	omzsrv120s.mci.com
199.249.19.100	A	omzsrv121s.mci.com
199.249.19.124	A	omzas57-l3-if-5.vzbi.com
199.249.19.125	A	omzas56-l3-if-5.vzbi.com
199.249.19.130	A	omzmktxnet.mci.com
199.249.19.132	A+PTR	vnc.mci.com
199.249.19.139	A+PTR	galileo2.mci.com
199.249.19.140	A+PTR	services2.mci.com
199.249.19.164	A	omzmktxnetdb2.mci.com
199.249.19.165	A	omzmktxnetdb2.mci.com
199.249.19.189	A	omzfw701-vlan102.vzbi.com
199.249.19.190	A	omzfw700-vlan102.vzbi.com
199.249.19.201	A	insitemcimirror.verizonbusiness.com
199.249.19.206	A	tmi-1.fts2001bridge.com
199.249.19.208	A	oets1-1.fts2001bridge.com
199.249.19.209	A	oets1-2.fts2001bridge.com
199.249.19.210	A	oets1-3.fts2001bridge.com
199.249.19.210	A	oets3.fts2001.com
199.249.19.213	A	oets1-4.fts2001bridge.com
199.249.19.215	A	stage-ua.mci.com
199.249.19.225	A	omzweb01.mci.com
199.249.19.226	A	omzweb02.mci.com
199.249.19.227	A	oetsreports1.fts2001bridge.com
199.249.19.228	A	oetshelp1.fts2001bridge.com
199.249.19.229	A	www.fts2001bridge.gslb.verizonbusiness.com
199.249.19.229	A	www.fts2001bridge.com
199.249.19.229	A	securelogin1.fts2001bridge.com
199.249.19.231	A	oetsta1.fts2001bridge.com
199.249.19.232	A	tmirpts1.fts2001bridge.com
199.249.19.233	A	sm.fts2001.com
199.249.19.241	A	mwcconfo1.mci.com
199.249.19.251	A	omzmktxnetc.mci.com