Robtex

Up: 156.196.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 156.196.0.0/18
Down right: 156.196.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
156.196.0.9	PTR	host-156.196.9.0-static.tedata.net
156.196.0.61	PTR	host-156.196.61.0-static.tedata.net
156.196.7.208	PTR	host-156.196.208.7-static.tedata.net
156.196.19.183	PTR	host-156.196.183.19-static.tedata.net
156.196.20.102	PTR	host-156.196.102.20-static.tedata.net
156.196.26.18	PTR	host-156.196.18.26-static.tedata.net
156.196.26.18	A	pvtgrdjnabjf.com
156.196.26.18	A	wlwakhq.com
156.196.31.138	PTR	host-156.196.138.31-static.tedata.net
156.196.32.135	PTR	host-156.196.135.32-static.tedata.net
156.196.34.135	PTR	host-156.196.135.34-static.tedata.net
156.196.35.42	PTR	host-156.196.42.35-static.tedata.net
156.196.35.224	PTR	host-156.196.224.35-static.tedata.net
156.196.36.40	PTR	host-156.196.40.36-static.tedata.net
156.196.39.2	PTR	host-156.196.2.39-static.tedata.net
156.196.45.159	PTR	host-156.196.159.45-static.tedata.net
156.196.48.39	PTR	host-156.196.39.48-static.tedata.net
156.196.52.36	PTR	host-156.196.36.52-static.tedata.net
156.196.53.3	PTR	host-156.196.3.53-static.tedata.net
156.196.54.110	PTR	host-156.196.110.54-static.tedata.net
156.196.63.183	PTR	host-156.196.183.63-static.tedata.net
156.196.65.211	PTR	host-156.196.211.65-static.tedata.net
156.196.66.135	PTR	host-156.196.135.66-static.tedata.net
156.196.71.174	PTR	host-156.196.174.71-static.tedata.net
156.196.72.51	PTR	host-156.196.51.72-static.tedata.net
156.196.73.169	PTR	host-156.196.169.73-static.tedata.net
156.196.81.11	PTR	host-156.196.11.81-static.tedata.net
156.196.83.220	PTR	host-156.196.220.83-static.tedata.net
156.196.85.47	PTR	host-156.196.47.85-static.tedata.net
156.196.87.207	PTR	host-156.196.207.87-static.tedata.net
156.196.97.187	PTR	host-156.196.187.97-static.tedata.net
156.196.107.28	PTR	host-156.196.28.107-static.tedata.net
156.196.107.249	PTR	host-156.196.249.107-static.tedata.net
156.196.121.104	PTR	host-156.196.104.121-static.tedata.net
156.196.121.243	PTR	host-156.196.243.121-static.tedata.net
156.196.123.56	PTR	host-156.196.56.123-static.tedata.net
156.196.124.92	PTR	host-156.196.92.124-static.tedata.net
156.196.127.113	PTR	host-156.196.113.127-static.tedata.net