Robtex

Up: 37.252.228.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 37.252.229.0/25
Down right: 37.252.229.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.252.229.1	PTR	cr-01.0v-03-51.anx11.tyo.jp.anexia-it.com
37.252.229.2	A	server24101.teamviewer.com
37.252.229.3	A	server24102.teamviewer.com
37.252.229.4	A+PTR	server24103.teamviewer.com
37.252.229.5	A+PTR	server24104.teamviewer.com
37.252.229.6	A	server24105.teamviewer.com
37.252.229.8	A	server24107.teamviewer.com
37.252.229.9	PTR	downloadap1.teamviewer.com
37.252.229.21	A+PTR	anx-lg-jp-tyo01.anexia-it.com
37.252.229.54	A	jp10-kyyjglt0.wtfast.com
37.252.229.122	PTR	tokyo1up.monitor.us
37.252.229.125	A+PTR	tokyofree1up.monitis.com
37.252.229.164	A+PTR	jp-tyo-anx-r001.teamviewer.com
37.252.229.164	A	router3.dyntest.teamviewer-test.com
37.252.229.164	A	router3.rlb.teamviewer.com
37.252.229.165	A	jp-tyo-anx-r002.teamviewer.com
37.252.229.165	A	router4.dyntest.teamviewer-test.com
37.252.229.165	A	router7.dyntest.teamviewer-test.com
37.252.229.166	A+PTR	jp-tyo-anx-r003.teamviewer.com
37.252.229.166	A	router5.dyntest.teamviewer-test.com
37.252.229.167	A+PTR	jp-tyo-anx-r004.teamviewer.com
37.252.229.167	A	router6.dyntest.teamviewer-test.com
37.252.229.167	A	router6.rlb.teamviewer.com
37.252.229.168	A+PTR	jp-tyo-anx-r005.teamviewer.com
37.252.229.168	A	router7.rlb.teamviewer.com
37.252.229.168	A	udp.ping.teamviewer.com
37.252.229.169	A+PTR	jp-tyo-anx-r006.teamviewer.com
37.252.229.170	A+PTR	jp-tyo-anx-r007.teamviewer.com
37.252.229.171	A+PTR	jp-tyo-anx-r008.teamviewer.com
37.252.229.172	A+PTR	jp-tyo-anx-r009.teamviewer.com
37.252.229.173	A+PTR	jp-tyo-anx-r010.teamviewer.com
37.252.229.187	A+PTR	jp-tyo-anx-t002.teamviewer.com
37.252.229.188	A+PTR	jp-tyo-anx-t001.teamviewer.com
37.252.229.190	A+PTR	jp-tyo-anx-p001.teamviewer.com
37.252.229.190	A	ping3.teamviewer.com