Robtex

Up: 185.43.80.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.43.80.0/23
Down right: 185.43.82.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.43.80.4	A+PTR	mail.taxigoverde.nl
185.43.80.4	A	mail.dutchlimousineservice.com
185.43.80.4	A	backupmail.taxigoverde.nl
185.43.80.13	A	mail.ataxdevries.nl
185.43.80.29	A+PTR	wecycle.nl
185.43.80.29	A	wecycle.eu
185.43.80.29	A	www.wecycle.nl
185.43.80.36	A	mail.academieartemis.nl
185.43.80.38	A+PTR	mail.stukart.nl