Robtex

Up: 18.0.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 18.1.0.0/17
Down right: 18.1.128.0/17

IP	Type	Hostname
18.1.1.41	A	bolsosmisako.com
18.1.2.2	A	www.wxdb007.com
18.1.2.4	A	jeffderrick.com
18.1.33.20	A	spl.mit.edu
18.1.35.11	A	econ-vc.mit.edu
18.1.35.23	A	econ-pass.mit.edu
18.1.36.13	A	econ-wiki.mit.edu
18.1.36.14	A+PTR	townsend-thai.mit.edu
18.1.36.17	A	econ-ftp.mit.edu
18.1.36.18	PTR	econ-help-old.mit.edu
18.1.36.18	A	econ-help.mit.edu
18.1.36.19	PTR	chinashock.mit.edu
18.1.36.21	PTR	econ-jira.mit.edu
18.1.37.31	A+PTR	grace.mit.edu
18.1.37.31	A	www.mathseminars.org
18.1.37.31	A	mathseminars.org
18.1.37.33	A+PTR	bigwood.mit.edu
18.1.39.14	A+PTR	wtw-nj-dev-app-1.mit.edu
18.1.39.20	A+PTR	earth-app-21.mit.edu
18.1.39.23	A+PTR	earth-vault-21.mit.edu
18.1.39.24	A	earth-app-2.mit.edu
18.1.40.18	A+PTR	sites-dev.mit.edu
18.1.40.29	A	ist-dev-pubs1.mit.edu
18.1.40.29	A	ist-dev.mit.edu
18.1.40.30	A	ist-dev-web-1.mit.edu
18.1.41.17	PTR	sts-dev-app-1.mit.edu
18.1.41.17	A	officesdirectory-dev.mit.edu
18.1.41.19	A+PTR	dcad-dev-web-1.mit.edu
18.1.41.19	A	ideabank-dev.mit.edu
18.1.41.20	A+PTR	dcad-dev-web-2.mit.edu
18.1.41.28	PTR	backrest.mit.edu
18.1.42.13	A+PTR	cp-dev-upgrade.mit.edu
18.1.43.11	A+PTR	cofhe-814.mit.edu
18.1.43.11	A	harbormaster.mit.edu
18.1.43.11	A	dcad-fmp-devr1.mit.edu
18.1.43.13	A	iis-dev.mit.edu
18.1.54.31	A+PTR	agelab-volunteer.mit.edu
18.1.54.33	A+PTR	ctl-test1.mit.edu
18.1.54.38	A+PTR	logisticsclusters.mit.edu
18.1.54.49	A+PTR	scalevote.mit.edu
18.1.58.13	A+PTR	nehalem001.mit.edu
18.1.58.13	A	lae.mit.edu
18.1.58.21	A+PTR	marvin1.mit.edu
18.1.58.37	A+PTR	marvin2.mit.edu
18.1.58.38	PTR	marvin4.mit.edu
18.1.59.21	A+PTR	knudsen.mit.edu
18.1.59.21	A	muq.mit.edu
18.1.64.32	A+PTR	nervy.csbi.mit.edu
18.1.64.37	A+PTR	seq.csbi.mit.edu
18.1.64.37	A	cheshire.ansible.net
18.1.69.3	A+PTR	oc11-755-rtr-1-vl169.mit.edu
18.1.69.13	A+PTR	oc11-755-1-12-f5-1.mit.edu
18.1.69.14	A	oc11-755-1-23-f5-1.mit.edu
18.1.69.93	A	oc11-755-2-1-apc-1.mit.edu
18.1.94.57	A+PTR	sbsjp601.mit.edu
18.1.95.34	A	sea-chart-2.mit.edu
18.1.95.49	A+PTR	classrooms-dev-app-1.mit.edu
18.1.95.60	A	software-comparison-dev.mit.edu
18.1.95.68	A	schedules-api-test.mit.edu
18.1.233.18	A	onetelconsulting.com