Robtex

Up: 212.166.112.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.166.112.0/25
Down right: 212.166.112.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.166.112.1	A	ns.austriamicrosystems.com
212.166.112.2	PTR	asic.ams.com
212.166.112.2	A	asic.austriamicrosystems.com
212.166.112.3	PTR	www.ams.com
212.166.112.3	A	ids.si
212.166.112.3	A	cmosis-int.com
212.166.112.12	A+PTR	retrieve.ams.com
212.166.112.29	A	athenis-fp7.eu
212.166.112.29	A	athenis3d.eu
212.166.112.31	A+PTR	mail1.ams.com
212.166.112.31	A	mail.ams.com
212.166.112.31	A	mail1.eniac-battman.eu
212.166.112.32	A+PTR	mail2.ams.com
212.166.112.32	A	mail.ams.com
212.166.112.32	A	mail2.eniac-battman.eu
212.166.112.33	A+PTR	news1.ams.com
212.166.112.33	A	news1.eniac-battman.eu
212.166.112.34	A+PTR	news2.ams.com
212.166.112.34	A	news2.eniac-battman.eu
212.166.112.38	A	mobile.ams.com
212.166.112.42	A+PTR	ijs.ams.com
212.166.112.52	A+PTR	xmpp.ams.com
212.166.112.52	A	ucaccess.ams.com
212.166.112.55	A	ocsisa.ams.com
212.166.112.250	A+PTR	amsint-ups-gw1.t-systems.at