Robtex

Up: 213.227.172.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.227.173.0/25
Down right: 213.227.173.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.227.173.26	A	manassas.remotepc.com
213.227.173.132	A+PTR	us-was-anx-r001.teamviewer.com
213.227.173.132	A	router16.dyntest.teamviewer-test.com
213.227.173.132	A	router16.rlb.teamviewer.com
213.227.173.133	A+PTR	us-was-anx-r002.teamviewer.com
213.227.173.133	A	router1.rlb.teamviewer.com
213.227.173.133	A	router1.dyntest.teamviewer-test.com
213.227.173.134	A+PTR	us-was-anx-r003.teamviewer.com
213.227.173.134	A	router2.dyntest.teamviewer-test.com
213.227.173.134	A	router2.rlb.teamviewer.com
213.227.173.135	A+PTR	us-was-anx-r004.teamviewer.com
213.227.173.135	A	router3.dyntest.teamviewer-test.com
213.227.173.135	A	router3.rlb.teamviewer.com
213.227.173.136	A+PTR	us-was-anx-r005.teamviewer.com
213.227.173.136	A	router4.dyntest.teamviewer-test.com
213.227.173.136	A	router4.rlb.teamviewer.com
213.227.173.137	A+PTR	us-was-anx-r006.teamviewer.com
213.227.173.138	A+PTR	us-was-anx-r007.teamviewer.com
213.227.173.139	A+PTR	us-was-anx-r008.teamviewer.com
213.227.173.139	A	routerpool13.rlb.teamviewer.com
213.227.173.140	A+PTR	us-was-anx-r009.teamviewer.com
213.227.173.140	A	udp.ping.teamviewer.com
213.227.173.141	A+PTR	us-was-anx-r010.teamviewer.com
213.227.173.142	A+PTR	us-was-anx-r011.teamviewer.com
213.227.173.143	A+PTR	us-was-anx-r012.teamviewer.com
213.227.173.144	A+PTR	us-was-anx-r013.teamviewer.com
213.227.173.145	A+PTR	us-was-anx-r014.teamviewer.com
213.227.173.146	A+PTR	us-was-anx-r015.teamviewer.com
213.227.173.147	A+PTR	us-was-anx-r016.teamviewer.com
213.227.173.148	A+PTR	us-was-anx-r017.teamviewer.com
213.227.173.149	A+PTR	us-was-anx-r018.teamviewer.com
213.227.173.150	A+PTR	us-was-anx-r019.teamviewer.com
213.227.173.151	A+PTR	us-was-anx-r020.teamviewer.com
213.227.173.158	A+PTR	us-was-anx-p001.teamviewer.com
213.227.173.158	A	ping3.teamviewer.com
213.227.173.165	A+PTR	usmanmx01.mysghosted.com