Robtex

Up: 212.19.232.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 212.19.232.0/23
Down right: 212.19.234.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.19.234.2	A+PTR	mail.traction-it.nl
212.19.234.3	A	mx1.traction-it.net
212.19.234.241	A+PTR	gw-fvz.asmr.traction-it.net
212.19.234.241	A	mx1.crea-tech.nl
212.19.234.242	A	mx1.vanzaal.com
212.19.234.242	A	mail.fransvanzaal.nl
212.19.234.244	A	portal.vanzaal.com
212.19.235.4	A+PTR	fps-monitor.servers.freshportal.nl
212.19.235.11	PTR	fps-vm-11.servers.freshportal.nl
212.19.235.11	PTR	fps-vm-01.servers.freshportal.nl
212.19.235.11	A	piazzadeifiori.it
212.19.235.19	A	aviflora.nl
212.19.235.19	A	www.aviflora.nl
212.19.235.19	A	freshportal.nl
212.19.235.75	A	bloomx.nl
212.19.235.251	A+PTR	trc-web-01.servers.traction-it.net
212.19.235.251	A	ozexport.nl
212.19.235.251	A	decoratiegroen.nl