Robtex

Up: 146.71.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 146.71.80.0/23
Down right: 146.71.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
146.71.80.28	PTR	tmwqt.galalu.com
146.71.80.35	PTR	zbunmr.galalu.com
146.71.81.50	PTR	nccer.sojough.com
146.71.81.121	PTR	kvzlxi.sojough.com
146.71.83.251	PTR	brdi.patiers.com
146.71.83.251	A	mx1.brierela.com
146.71.83.251	A	mx2.ophiote.com
146.71.83.252	PTR	ymhxs.patiers.com
146.71.83.252	A	images.spaghty.com
146.71.83.252	A	images.lutzgent.com
146.71.83.253	PTR	rmt.patiers.com
146.71.83.253	A	ns1.ophiote.com
146.71.83.254	PTR	mvf.patiers.com