Robtex

Up: 74.125.31.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 74.125.31.128/26
Down right: 74.125.31.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
74.125.31.128	A+PTR	va-in-f128.1e100.net
74.125.31.132	PTR	va-in-f132.1e100.net
74.125.31.132	A	*.webappdevanddesign.blogspot.nl
74.125.31.132	A	*.televisindo.blogspot.com
74.125.31.133	PTR	tb-in-f133.1e100.net
74.125.31.136	A+PTR	va-in-f136.1e100.net
74.125.31.137	PTR	tb-in-f137.1e100.net
74.125.31.137	A	h.disqus.com.googlegroups.com
74.125.31.137	A	*.diversexo.googlegroups.com
74.125.31.138	A+PTR	va-in-f138.1e100.net
74.125.31.138	A	668083.com
74.125.31.139	A+PTR	va-in-f139.1e100.net
74.125.31.139	A	thanhcong.me
74.125.31.140	A+PTR	va-in-f140.1e100.net
74.125.31.141	PTR	va-in-f141.1e100.net
74.125.31.141	A	wip3.ins.skachite.appspot.com
74.125.31.141	A	25--showsiteinf.appspot.com--www.showsiteinf.appspot.com
74.125.31.142	PTR	tb-in-f142.1e100.net
74.125.31.143	PTR	va-in-f143.1e100.net
74.125.31.144	PTR	tb-in-f144.1e100.net
74.125.31.145	PTR	va-in-f145.1e100.net
74.125.31.146	PTR	tb-in-f146.1e100.net
74.125.31.147	PTR	tb-in-f147.1e100.net
74.125.31.147	A	dongde.com
74.125.31.151	PTR	tb-in-f151.1e100.net
74.125.31.152	PTR	va-in-f152.1e100.net
74.125.31.154	PTR	tb-in-f154.1e100.net
74.125.31.155	A+PTR	va-in-f155.1e100.net
74.125.31.156	A+PTR	va-in-f156.1e100.net
74.125.31.157	PTR	va-in-f157.1e100.net
74.125.31.161	PTR	tb-in-f161.1e100.net
74.125.31.162	A+PTR	va-in-f162.1e100.net
74.125.31.163	PTR	va-in-f163.1e100.net
74.125.31.164	PTR	va-in-f164.1e100.net
74.125.31.165	PTR	va-in-f165.1e100.net
74.125.31.166	PTR	tb-in-f166.1e100.net
74.125.31.167	A+PTR	tb-in-f167.1e100.net
74.125.31.176	PTR	tb-in-f176.1e100.net
74.125.31.188	A+PTR	va-in-f188.1e100.net
74.125.31.188	A	alt4.mobile-gtalk4.l.google.com
74.125.31.189	PTR	va-in-f189.1e100.net
74.125.31.189	A	darkorbit.oyun.plus.google.com
74.125.31.189	A	178.38.116profile.plus.google.com
74.125.31.192	A+PTR	va-in-f192.1e100.net
74.125.31.193	A	tb-in-f193.1e100.net
74.125.31.199	PTR	tb-in-f199.1e100.net
74.125.31.211	PTR	tb-in-f211.1e100.net
74.125.31.217	A+PTR	va-in-f217.1e100.net
74.125.31.227	PTR	va-in-f227.1e100.net
74.125.31.251	PTR	va-in-f251.1e100.net