Robtex

Up: 188.172.244.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 188.172.244.0/25
Down right: 188.172.244.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.172.244.2	A	d2-br-1.algolia.net
188.172.244.2	A	d2-br-1.algolianet.com
188.172.244.4	A	d8-br-1.algolianet.com
188.172.244.5	PTR	indexyjyl188172244.ctelnetco.com
188.172.244.6	A	hxuoohc7bp-3.algolianet.com
188.172.244.6	A	c1-br-2.algolia.net
188.172.244.6	A	c1-br-3.algolianet.com
188.172.244.42	PTR	indexyt188172244.ctelnetco.com
188.172.244.42	A	br11-eihuce7u.wtfast.com
188.172.244.50	PTR	indexmqn188172244.ctelnetco.com
188.172.244.50	A	server24301.teamviewer.com
188.172.244.51	A	server24302.teamviewer.com
188.172.244.52	A+PTR	server24303.teamviewer.com
188.172.244.54	PTR	indexftopca188172244.ctelnetco.com
188.172.244.54	A	server24305.teamviewer.com
188.172.244.57	A+PTR	server24308.teamviewer.com
188.172.244.58	A	server24309.teamviewer.com
188.172.244.59	PTR	indexia188172244.ctelnetco.com
188.172.244.59	A	server24310.teamviewer.com
188.172.244.62	A	server24313.teamviewer.com
188.172.244.66	A	server24314.teamviewer.com
188.172.244.67	PTR	indexto188172244.ctelnetco.com
188.172.244.67	A	server24315.teamviewer.com
188.172.244.88	A	mproxy-vmvpn-br.comscore-mobile.akadns.net
188.172.244.89	A	mproxy-vmvpn-br.comscore-mobile.akadns.net
188.172.244.99	A	d5-br-3.algolia.net
188.172.244.108	A	v1-br-3.algolianet.com
188.172.244.132	PTR	indexdfv188172244.ctelnetco.com
188.172.244.132	A	br-sao-anx-r001.teamviewer.com
188.172.244.132	A	router1.rlb.teamviewer.com
188.172.244.133	PTR	indexzttka188172244.ctelnetco.com
188.172.244.133	A	br-sao-anx-r002.teamviewer.com
188.172.244.133	A	router7.dyntest.teamviewer-test.com
188.172.244.134	PTR	indexdcmm188172244.ctelnetco.com
188.172.244.134	A	br-sao-anx-r003.teamviewer.com
188.172.244.134	A	router2.dyntest.teamviewer-test.com
188.172.244.135	A+PTR	br-sao-anx-r004.teamviewer.com
188.172.244.135	A	router3.dyntest.teamviewer-test.com
188.172.244.135	A	router3.rlb.teamviewer.com
188.172.244.136	A+PTR	br-sao-anx-r005.teamviewer.com
188.172.244.136	A	router4.dyntest.teamviewer-test.com
188.172.244.136	A	router4.rlb.teamviewer.com
188.172.244.137	A+PTR	br-sao-anx-r006.teamviewer.com
188.172.244.137	A	router5.dyntest.teamviewer-test.com
188.172.244.138	A+PTR	br-sao-anx-r007.teamviewer.com
188.172.244.138	A	router6.dyntest.teamviewer-test.com
188.172.244.138	A	router6.rlb.teamviewer.com
188.172.244.139	PTR	indexzbqayb188172244.ctelnetco.com
188.172.244.139	A	br-sao-anx-r008.teamviewer.com
188.172.244.139	A	router7.rlb.teamviewer.com
188.172.244.140	PTR	indexit188172244.ctelnetco.com
188.172.244.140	A	br-sao-anx-r009.teamviewer.com
188.172.244.141	A+PTR	br-sao-anx-r010.teamviewer.com
188.172.244.141	A	router9.dyntest.teamviewer-test.com
188.172.244.142	A+PTR	br-sao-anx-r011.teamviewer.com
188.172.244.142	A	router10.dyntest.teamviewer-test.com
188.172.244.143	PTR	indexhaxe188172244.ctelnetco.com
188.172.244.143	A	router11.dyntest.teamviewer-test.com
188.172.244.143	A	router11.rlb.teamviewer.com
188.172.244.144	A+PTR	br-sao-anx-r013.teamviewer.com
188.172.244.144	A	router12.rlb.teamviewer.com
188.172.244.144	A	router12.dyntest.teamviewer-test.com
188.172.244.145	PTR	indexgbxsl188172244.ctelnetco.com
188.172.244.145	A	br-sao-anx-r014.teamviewer.com
188.172.244.145	A	router13.dyntest.teamviewer-test.com
188.172.244.146	PTR	indextlnx188172244.ctelnetco.com
188.172.244.146	A	router14.dyntest.teamviewer-test.com
188.172.244.146	A	br-sao-anx-r015.teamviewer.com
188.172.244.147	PTR	indexesrbhl188172244.ctelnetco.com
188.172.244.147	A	br-sao-anx-r016.teamviewer.com
188.172.244.147	A	router15.rlb.teamviewer.com
188.172.244.148	A+PTR	br-sao-anx-r017.teamviewer.com
188.172.244.148	A	router16.dyntest.teamviewer-test.com
188.172.244.148	A	router16.rlb.teamviewer.com
188.172.244.149	PTR	indexgrvggf188172244.ctelnetco.com
188.172.244.149	A	router1.rlb.teamviewer.com
188.172.244.149	A	router1.dyntest.teamviewer-test.com
188.172.244.150	PTR	indexyheu188172244.ctelnetco.com
188.172.244.150	A	router2.dyntest.teamviewer-test.com
188.172.244.150	A	router2.rlb.teamviewer.com
188.172.244.151	A+PTR	br-sao-anx-r020.teamviewer.com
188.172.244.151	A	router3.dyntest.teamviewer-test.com
188.172.244.151	A	router3.rlb.teamviewer.com
188.172.244.152	A	br-sao-anx-r021.teamviewer.com
188.172.244.153	A	br-sao-anx-r022.teamviewer.com
188.172.244.154	A	br-sao-anx-r023.teamviewer.com
188.172.244.156	A	br-sao-anx-r025.teamviewer.com
188.172.244.157	A+PTR	br-sao-anx-r026.teamviewer.com
188.172.244.158	PTR	indexbyaw188172244.ctelnetco.com
188.172.244.158	A	br-sao-anx-r027.teamviewer.com
188.172.244.158	A	br-sao-anx-p001.teamviewer.com
188.172.244.160	A	br-sao-anx-r029.teamviewer.com
188.172.244.187	A	br-sao-anx-t002.teamviewer.com
188.172.244.190	A+PTR	br-sao-anx-p001.teamviewer.com
188.172.244.190	A	ping3.teamviewer.com
188.172.244.194	A	saopaulo1.remotepc.com
188.172.244.245	PTR	indexcc188172244.ctelnetco.com