Robtex

Up: 217.72.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 217.72.136.0/22
Down right: 217.72.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.72.136.2	A	marketoolz.com
217.72.136.2	A	markenmap.de
217.72.136.2	A	marketoolz.de
217.72.136.4	A	mail.marketoolz.com
217.72.136.31	A	www.der-sack.de
217.72.136.31	A	der-sack.de
217.72.136.51	A	www.doerner-shop.de
217.72.137.8	PTR	www.cu-travel.com
217.72.137.8	A	cu-travel.nl
217.72.137.8	A	cu-travel.at
217.72.137.13	PTR	www.cu-ski.com
217.72.137.80	A+PTR	mail8.deepvisions.de
217.72.137.80	A	1afisch.de
217.72.137.90	A+PTR	mail61.deepvisions.de
217.72.137.90	A	comkopie-x.de
217.72.137.90	A	texdata.com
217.72.137.100	PTR	mail62.deepvisions.de
217.72.137.100	A	www.oskarkrause.de
217.72.137.100	A	hr-bench.de
217.72.137.112	A	baumgartner.de
217.72.137.112	A	haustarif.com
217.72.137.112	A	funktionsbewertung.de
217.72.137.115	A	nutrilo.com
217.72.137.130	A	tegtmeier-inkubator.com
217.72.137.130	A	tegtmeier-ventures.com
217.72.137.130	A	smart-unlimited.com