Robtex

Up: 209.16.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 209.16.0.0/19
Down right: 209.16.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.16.0.0	A+PTR	209-16-0-0.fwd.datafoundry.com
209.16.0.3	PTR	209-16-0-3.fwd.datafoundry.com
209.16.0.61	A	209-16-0-61.fwd.datafoundry.com
209.16.0.65	A+PTR	209-16-0-65.fwd.datafoundry.com
209.16.0.67	A+PTR	209-16-0-67.fwd.datafoundry.com
209.16.0.139	A	209-16-0-139.fwd.datafoundry.com
209.16.0.246	A	209-16-0-246.fwd.datafoundry.com
209.16.1.0	A+PTR	209-16-1-0.fwd.datafoundry.com
209.16.1.2	A	209-16-1-2.fwd.datafoundry.com
209.16.1.3	PTR	209-16-1-3.fwd.datafoundry.com
209.16.1.7	A	209-16-1-7.fwd.datafoundry.com
209.16.1.13	A	209-16-1-13.fwd.datafoundry.com
209.16.1.64	A	209-16-1-64.fwd.datafoundry.com
209.16.1.82	A	209-16-1-82.fwd.datafoundry.com
209.16.1.84	A	209-16-1-84.fwd.datafoundry.com
209.16.1.128	PTR	209-16-1-128.fwd.datafoundry.com
209.16.1.229	A	209-16-1-229.fwd.datafoundry.com
209.16.1.248	A	209-16-1-248.fwd.datafoundry.com
209.16.3.2	A	209-16-3-2.fwd.datafoundry.com
209.16.3.59	A	209-16-3-59.fwd.datafoundry.com
209.16.3.136	A	209-16-3-136.fwd.datafoundry.com
209.16.4.179	A	209-16-4-179.fwd.datafoundry.com
209.16.14.101	A	209-16-14-101.fwd.datafoundry.com
209.16.15.10	A	209-16-15-10.fwd.datafoundry.com
209.16.17.6	A	209-16-17-6.fwd.datafoundry.com
209.16.17.75	A	209-16-17-75.fwd.datafoundry.com
209.16.25.3	PTR	209-16-25-3.comspace.com
209.16.27.233	A	209-16-27-233.fwd.datafoundry.com
209.16.28.2	A	209-16-28-2.fwd.datafoundry.com
209.16.32.114	A	209-16-32-114.fwd.datafoundry.com
209.16.32.117	A	209-16-32-117.fwd.datafoundry.com
209.16.37.2	A+PTR	209-16-37-2.fwd.datafoundry.com
209.16.41.162	A	209-16-41-162.fwd.datafoundry.com
209.16.45.136	A	snc-lavalin.us
209.16.46.68	A	209-16-46-68.fwd.datafoundry.com
209.16.47.61	A	209-16-47-61.fwd.datafoundry.com
209.16.52.112	A	www.unigasusa.com
209.16.52.112	A	unigasusa.com
209.16.56.20	A	mail.endkappen.com
209.16.56.20	A	mail.rechteckstopfen.com
209.16.56.20	A	mail.verschlusskappen.com
209.16.57.21	A	mailhost.natoil.co.uk
209.16.59.119	A	209-16-59-119.fwd.datafoundry.com