Robtex

Up: 83.150.32.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 83.150.32.0/25
Down right: 83.150.32.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.150.32.0	PTR	mail.swissworld.com
83.150.32.1	A	hsrp-gw-83-150-32-1.pcds.ch
83.150.32.2	A+PTR	ns1.swissworld.com
83.150.32.3	A+PTR	ns2.swissworld.com
83.150.32.4	PTR	mail.swissworld.com
83.150.32.5	PTR	mailgw1.swissworld.com
83.150.32.7	PTR	mail1.swissworld.com
83.150.32.7	A	mail.bsw.ch
83.150.32.8	A+PTR	shop.swissworld.com
83.150.32.8	A	www.pcds.ch
83.150.32.8	A	schaumalrein.ch
83.150.32.9	A	mail3.swissworld.com
83.150.32.10	A+PTR	mailgw3.swissworld.com
83.150.32.11	A+PTR	trillian.cmosvision.com
83.150.32.11	A	mircea.smartpost.ro
83.150.32.11	A	www.smartpost.ro
83.150.32.12	A	gw.cmosvision.com
83.150.32.13	A+PTR	srv1.polyprom.ch
83.150.32.13	A	gamep.swissworld.com
83.150.32.14	PTR	andrei.swissworld.com
83.150.32.14	A	ns2.davisinfo.ro
83.150.32.14	A	ns.bizland.ro
83.150.32.17	A+PTR	ex1.pcds.ch
83.150.32.20	A	www1.swissworld.com
83.150.32.21	A	www2.swissworld.com
83.150.32.22	PTR	dns2.modernhosting.ch
83.150.32.26	PTR	mailgw2.swissworld.com
83.150.32.33	A+PTR	gig0-1.r1.pcds.ch
83.150.32.34	A	gig0-1.r2.pcds.ch