Robtex

Up: 74.125.23.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 74.125.23.0/26
Down right: 74.125.23.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
74.125.23.1	A+PTR	tg-in-f1.1e100.net
74.125.23.14	A+PTR	tg-in-f14.1e100.net
74.125.23.14	A	gmr-smtp-in.l.google.com
74.125.23.14	A	alt20.gmr-smtp-in.l.google.com
74.125.23.16	PTR	tg-in-f16.1e100.net
74.125.23.16	A	pop3.workout.com.ar
74.125.23.16	A	mail.kentandersonlaw.com
74.125.23.17	A+PTR	tg-in-f17.1e100.net
74.125.23.17	A	alt1.googlemail.com
74.125.23.17	A	mail.l.google.com
74.125.23.18	A+PTR	tg-in-f18.1e100.net
74.125.23.18	A	alt1.googlemail.com
74.125.23.18	A	mail.l.google.com
74.125.23.19	A+PTR	tg-in-f19.1e100.net
74.125.23.19	A	alt1.googlemail.com
74.125.23.19	A	mail.l.google.com
74.125.23.26	PTR	tg-in-f26.1e100.net
74.125.23.26	A	austin-nichols.com.s7b2.psmtp.com
74.125.23.26	A	nationalshrine.com.s7b2.psmtp.com
74.125.23.27	PTR	tg-in-f27.1e100.net
74.125.23.27	A	s.herocraft.com.s7b2.psmtp.com
74.125.23.27	A	lemos-inc.com.s8b2.psmtp.com
74.125.23.28	A+PTR	tg-in-f28.1e100.net
74.125.23.28	A	outbounds8.ga.obsmtp.com
74.125.23.28	A	outbounds7.ga.obsmtp.com
74.125.23.31	A+PTR	tg-in-f31.1e100.net
74.125.23.31	A	googleitahosted.com
74.125.23.50	A	tg-in-f50.1e100.net
74.125.23.79	PTR	tg-in-f79.1e100.net
74.125.23.81	A+PTR	tg-in-f81.1e100.net
74.125.23.81	A	sugar.sandbox.google.com
74.125.23.81	A	docs.sandbox.google.com
74.125.23.82	PTR	tg-in-f82.1e100.net
74.125.23.82	A	yaker-ebook.googlecode.com
74.125.23.82	A	wifite.googlecode.com
74.125.23.83	A+PTR	tg-in-f83.1e100.net
74.125.23.83	A	alt1.googlemail.com
74.125.23.83	A	mail.l.google.com
74.125.23.84	A+PTR	tg-in-f84.1e100.net
74.125.23.85	PTR	tg-in-f85.1e100.net
74.125.23.85	A	images.orcut.com
74.125.23.85	A	orkut.pt
74.125.23.86	PTR	tg-in-f86.1e100.net
74.125.23.86	A	images.orcut.com
74.125.23.86	A	orkut.pt
74.125.23.87	PTR	tg-in-f87.1e100.net
74.125.23.87	A	images.orcut.com
74.125.23.87	A	orkut.pt
74.125.23.90	A+PTR	tg-in-f90.1e100.net
74.125.23.90	A	cert-test.sandbox.google.com
74.125.23.91	A+PTR	tg-in-f91.1e100.net
74.125.23.91	A	keyhole.l.google.com
74.125.23.91	A	sb.l.google.com
74.125.23.93	A+PTR	tg-in-f93.1e100.net
74.125.23.93	A	keyhole.l.google.com
74.125.23.93	A	sb.l.google.com
74.125.23.94	PTR	tg-in-f94.1e100.net
74.125.23.94	A	yeuvongocchi.com
74.125.23.94	A	807577.com
74.125.23.95	A+PTR	tg-in-f95.1e100.net
74.125.23.95	A	35.97.html.buzz.googleapis.com
74.125.23.95	A	*.97.html.buzz.googleapis.com
74.125.23.96	A+PTR	tg-in-f96.1e100.net
74.125.23.97	A+PTR	tg-in-f97.1e100.net
74.125.23.98	A+PTR	tg-in-f98.1e100.net
74.125.23.99	A+PTR	tg-in-f99.1e100.net
74.125.23.99	A	www-g-com-chn.l.google.com
74.125.23.100	PTR	tg-in-f100.1e100.net
74.125.23.100	A	admob.com.es
74.125.23.100	A	video-china.l.google.com
74.125.23.101	PTR	tg-in-f101.1e100.net
74.125.23.101	A	admob.com.es
74.125.23.101	A	video-china.l.google.com
74.125.23.102	PTR	tg-in-f102.1e100.net
74.125.23.102	A	admob.com.es
74.125.23.102	A	video-china.l.google.com
74.125.23.103	A+PTR	tg-in-f103.1e100.net
74.125.23.104	A+PTR	tg-in-f104.1e100.net
74.125.23.104	A	www-g-com-chn.l.google.com
74.125.23.105	A+PTR	tg-in-f105.1e100.net
74.125.23.106	A+PTR	tg-in-f106.1e100.net
74.125.23.107	A+PTR	tg-in-f107.1e100.net
74.125.23.108	PTR	tg-in-f108.1e100.net
74.125.23.108	A	mail.ascendlive.com
74.125.23.108	A	smtp.lse.com.pk
74.125.23.109	PTR	tg-in-f109.1e100.net
74.125.23.109	A	mail.ascendlive.com
74.125.23.109	A	smtp.lse.com.pk
74.125.23.111	A	5019178.com
74.125.23.112	A+PTR	tg-in-f112.1e100.net
74.125.23.112	A	adwords-china.l.google.com
74.125.23.113	PTR	tg-in-f113.1e100.net
74.125.23.113	A	admob.com.es
74.125.23.113	A	video-china.l.google.com
74.125.23.114	A+PTR	tg-in-f114.1e100.net
74.125.23.115	A+PTR	tg-in-f115.1e100.net
74.125.23.116	A+PTR	tg-in-f116.1e100.net
74.125.23.117	A+PTR	tg-in-f117.1e100.net
74.125.23.118	A+PTR	tg-in-f118.1e100.net
74.125.23.120	A+PTR	tg-in-f120.1e100.net
74.125.23.120	A	csi.l.google.com
74.125.23.121	PTR	tg-in-f121.1e100.net
74.125.23.121	A	mail.kosmotech.net
74.125.23.121	A	mail.logicaldog.com
74.125.23.122	A+PTR	tg-in-f122.1e100.net
74.125.23.123	A+PTR	tg-in-f123.1e100.net
74.125.23.124	A+PTR	tg-in-f124.1e100.net
74.125.23.125	A+PTR	tg-in-f125.1e100.net
74.125.23.125	A	talky.l.google.com
74.125.23.125	A	*.appspotchat.com
74.125.23.127	A+PTR	tg-in-f127.1e100.net
74.125.23.127	A	stun.l.google.com