Robtex

Up: 213.16.56.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.16.56.0/25
Down right: 213.16.56.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.16.56.1	A+PTR	ns.tvskat.net
213.16.56.1	A	ns1.webnoc.net
213.16.56.2	A+PTR	kimba.tvskat.net
213.16.56.3	A+PTR	cms.tvskat.net
213.16.56.5	A	kasa.tvskat.net
213.16.56.8	A+PTR	docsisgen.tvskat.net
213.16.56.9	A+PTR	ns2.tvskat.net
213.16.56.9	A	cacti.tvskat.net
213.16.56.9	A	cacti.citybs.net
213.16.56.10	A	host.tvskat.net
213.16.56.11	A+PTR	www.tvskat.net
213.16.56.11	A	www.nfsb.bg
213.16.56.11	A	nfsb.bg
213.16.56.12	PTR	host.tvskat.net
213.16.56.13	A	host.tvskat.net
213.16.56.18	A	skat.bg
213.16.56.18	A	www.skat.bg
213.16.56.33	A	speed.tvskat.net
213.16.56.194	A	nesebar.tvskat.net
213.16.56.195	A+PTR	skat-nas0.tvskat.net
213.16.56.222	A+PTR	lan.tvskat.net