Robtex

Up: 216.101.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 216.101.224.0/20
Down right: 216.101.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.101.224.34	PTR	client-216-101-224-34.ci.sf.ca.us
216.101.225.162	PTR	client-216-101-225-162.ci.sf.ca.us
216.101.229.195	A	216-101-229-195.ded.pacbell.net
216.101.229.196	A	216-101-229-196.ded.pacbell.net
216.101.229.199	A	216-101-229-199.ded.pacbell.net
216.101.229.202	A	216-101-229-202.ded.pacbell.net
216.101.229.226	A	216-101-229-226.ded.pacbell.net
216.101.229.229	A	216-101-229-229.ded.pacbell.net
216.101.229.230	A	216-101-229-230.ded.pacbell.net
216.101.229.237	A	216-101-229-237.ded.pacbell.net
216.101.231.65	PTR	solanofirst.com
216.101.231.66	A+PTR	mail.solanofirst.com
216.101.231.77	A	corp.solanowib.org
216.101.231.85	A	powernoc.interactivesys.net
216.101.231.86	A	corp.interactivesys.net
216.101.231.99	A	corp.magnumseeds.com
216.101.231.108	A	mail.kcengr.com
216.101.231.150	A	mail.shootingcertificates.com
216.101.231.150	A	mail.frontsight.net
216.101.231.150	A	mail.kencarlton.com
216.101.231.162	PTR	h216-101-231-162.ffd.jcis.net
216.101.231.162	A	frontsight.net
216.101.231.175	A	mail.churchcommander.com
216.101.232.34	A+PTR	adsl-216-101-232-34.dsl.snfc21.pacbell.net
216.101.232.35	A+PTR	adsl-216-101-232-35.dsl.snfc21.pacbell.net
216.101.232.107	A	adsl-216-101-232-107.dsl.snfc21.pacbell.net
216.101.232.129	A+PTR	adsl-216-101-232-129.dsl.snfc21.pacbell.net
216.101.232.168	A	adsl-216-101-232-168.dsl.snfc21.pacbell.net
216.101.232.192	A+PTR	adsl-216-101-232-192.dsl.snfc21.pacbell.net
216.101.232.227	A+PTR	adsl-216-101-232-227.dsl.snfc21.pacbell.net
216.101.234.25	A	adsl-216-101-234-25.dsl.snfc21.pacbell.net
216.101.234.55	A	adsl-216-101-234-55.dsl.snfc21.pacbell.net
216.101.234.61	A	adsl-216-101-234-61.dsl.snfc21.pacbell.net
216.101.234.68	A	adsl-216-101-234-68.dsl.snfc21.pacbell.net
216.101.234.81	A	adsl-216-101-234-81.dsl.snfc21.pacbell.net
216.101.234.86	A	adsl-216-101-234-86.dsl.snfc21.pacbell.net
216.101.234.90	A	adsl-216-101-234-90.dsl.snfc21.pacbell.net
216.101.234.98	PTR	adsl-216-101-234-98.dsl.snfc21.pacbell.net
216.101.234.107	A	adsl-216-101-234-107.dsl.snfc21.pacbell.net
216.101.234.198	A	adsl-216-101-234-198.dsl.snfc21.pacbell.net
216.101.234.199	A	adsl-216-101-234-199.dsl.snfc21.pacbell.net
216.101.234.208	A	adsl-216-101-234-208.dsl.snfc21.pacbell.net
216.101.234.209	A	adsl-216-101-234-209.dsl.snfc21.pacbell.net
216.101.234.226	A+PTR	adsl-216-101-234-226.dsl.snfc21.pacbell.net
216.101.235.129	A+PTR	adsl-216-101-235-129.dsl.snfc21.pacbell.net
216.101.235.190	A	adsl-216-101-235-190.dsl.snfc21.pacbell.net
216.101.235.204	A	adsl-216-101-235-204.dsl.snfc21.pacbell.net
216.101.235.213	A	adsl-216-101-235-213.dsl.snfc21.pacbell.net
216.101.235.223	A	adsl-216-101-235-223.dsl.snfc21.pacbell.net
216.101.235.245	A	adsl-216-101-235-245.dsl.snfc21.pacbell.net
216.101.236.2	A+PTR	mail.sfgiants.com
216.101.237.10	A	canofcorn.sfgiants.com
216.101.241.40	A	*.spamqa.net
216.101.241.40	A	spamqa.net
216.101.241.40	A	ns2.spamqa.net
216.101.241.69	A	ngsimon.com
216.101.241.86	A	mail.esgqa.com
216.101.241.109	A	bh987.com
216.101.241.155	A	engmail.kieft.us
216.101.241.221	A	bn-dr-sf01.barracuda.com
216.101.241.222	A	bn-dr-sf02.barracuda.com
216.101.241.224	A	email.einets.com
216.101.241.238	A	mail.hillwork.net
216.101.241.238	A	sbs.hillwork.net
216.101.242.57	A	adsl-216-101-242-57.dsl.snfc21.pacbell.net
216.101.242.102	A	adsl-216-101-242-102.dsl.snfc21.pacbell.net
216.101.242.123	A	adsl-216-101-242-123.dsl.snfc21.pacbell.net
216.101.244.29	A	adsl-216-101-244-29.dsl.snfc21.pacbell.net
216.101.244.40	A	adsl-216-101-244-40.dsl.snfc21.pacbell.net
216.101.244.206	A	adsl-216-101-244-206.dsl.snfc21.pacbell.net
216.101.245.3	A+PTR	adsl-216-101-245-3.dsl.snfc21.pacbell.net
216.101.245.17	A	adsl-216-101-245-17.dsl.snfc21.pacbell.net
216.101.245.108	A	adsl-216-101-245-108.dsl.snfc21.pacbell.net
216.101.245.171	A	adsl-216-101-245-171.dsl.snfc21.pacbell.net
216.101.245.212	A	adsl-216-101-245-212.dsl.snfc21.pacbell.net
216.101.248.1	A+PTR	adsl-216-101-248-1.dsl.snfc21.pacbell.net
216.101.248.75	A+PTR	adsl-216-101-248-75.dsl.snfc21.pacbell.net
216.101.248.82	A	adsl-216-101-248-82.dsl.snfc21.pacbell.net
216.101.248.106	A	adsl-216-101-248-106.dsl.snfc21.pacbell.net
216.101.248.213	A	adsl-216-101-248-213.dsl.snfc21.pacbell.net
216.101.252.2	A+PTR	adsl-216-101-252-2.dsl.snfc21.pacbell.net
216.101.252.62	A	adsl-216-101-252-62.dsl.snfc21.pacbell.net
216.101.252.73	A	adsl-216-101-252-73.dsl.snfc21.pacbell.net
216.101.252.117	A	adsl-216-101-252-117.dsl.snfc21.pacbell.net
216.101.252.118	A	adsl-216-101-252-118.dsl.snfc21.pacbell.net
216.101.252.160	A+PTR	adsl-216-101-252-160.dsl.snfc21.pacbell.net
216.101.252.174	A	adsl-216-101-252-174.dsl.snfc21.pacbell.net
216.101.252.244	A	adsl-216-101-252-244.dsl.snfc21.pacbell.net
216.101.253.88	A	adsl-216-101-253-88.dsl.snfc21.pacbell.net
216.101.253.89	A	adsl-216-101-253-89.dsl.snfc21.pacbell.net
216.101.253.108	A	adsl-216-101-253-108.dsl.snfc21.pacbell.net
216.101.253.111	A	adsl-216-101-253-111.dsl.snfc21.pacbell.net
216.101.253.212	A	adsl-216-101-253-212.dsl.snfc21.pacbell.net
216.101.254.73	A	av.actiance.com
216.101.254.73	A	sip.actiance.com
216.101.254.122	A+PTR	click.actiance.net
216.101.254.191	A	ns2.actiance.com