Robtex

Up: 212.83.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 212.83.80.0/22
Down right: 212.83.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.83.80.48	A	b80048.upc-b.chello.nl
212.83.80.66	PTR	b80066.upc-b.chello.nl
212.83.80.66	A	www.clerc.nl
212.83.80.66	A	clerc.nl
212.83.80.137	A	b80137.upc-b.chello.nl
212.83.81.11	PTR	b81011.upc-b.chello.nl
212.83.81.11	A	soundsbyjb.com
212.83.81.11	A	dedatafabriek.eu
212.83.81.26	PTR	b81026.upc-b.chello.nl
212.83.81.43	PTR	b81043.upc-b.chello.nl
212.83.81.57	PTR	b81057.upc-b.chello.nl
212.83.81.59	PTR	b81059.upc-b.chello.nl
212.83.81.69	A	b81069.upc-b.chello.nl
212.83.81.97	PTR	b81097.upc-b.chello.nl
212.83.81.241	A	b81241.upc-b.chello.nl
212.83.81.252	A	fietsendistributie.net
212.83.81.252	A	koerierscentrale.nl
212.83.81.252	A	mail.fietsendistributie.net
212.83.82.34	A	b82034.upc-b.chello.nl
212.83.82.131	PTR	b82131.upc-b.chello.nl
212.83.82.176	A	b82176.upc-b.chello.nl
212.83.82.220	A	b82220.upc-b.chello.nl
212.83.83.18	PTR	b83018.upc-b.chello.nl
212.83.83.200	A+PTR	b83200.upc-b.chello.nl
212.83.84.32	A	b84032.upc-b.chello.nl
212.83.84.125	A	b84125.upc-b.chello.nl
212.83.84.131	A	b84131.upc-b.chello.nl
212.83.84.162	A	b84162.upc-b.chello.nl
212.83.84.192	A	b84192.upc-b.chello.nl
212.83.84.206	A	b84206.upc-b.chello.nl
212.83.85.58	PTR	b85058.upc-b.chello.nl
212.83.85.65	A	wijzijnzwanger.nl
212.83.85.82	PTR	b85082.upc-b.chello.nl
212.83.85.100	A	b85100.upc-b.chello.nl
212.83.85.150	A	b85150.upc-b.chello.nl
212.83.85.191	A	b85191.upc-b.chello.nl
212.83.86.43	A	b86043.upc-b.chello.nl
212.83.86.113	PTR	b86113.upc-b.chello.nl
212.83.86.114	A	b86114.upc-b.chello.nl
212.83.86.242	PTR	b86242.upc-b.chello.nl
212.83.87.31	A	b87031.upc-b.chello.nl
212.83.87.69	A	b87069.upc-b.chello.nl
212.83.87.75	A+PTR	b87075.upc-b.chello.nl
212.83.87.110	A	b87110.upc-b.chello.nl
212.83.87.142	A	b87142.upc-b.chello.nl
212.83.87.171	PTR	b87171.upc-b.chello.nl
212.83.87.173	A	b87173.upc-b.chello.nl
212.83.87.173	A	shopperwatch.com