Robtex

Up: 213.130.74.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.130.75.0/25
Down right: 213.130.75.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.130.75.22	A+PTR	mail.bakertillyklitou.bg
213.130.75.98	A+PTR	mail.prototyp.bg
213.130.75.98	A	smtp.prototyp.bg
213.130.75.98	A	mail.3dsoft.bg
213.130.75.182	A+PTR	mail.inpro-mnv.com
213.130.75.190	A+PTR	mail.galliano.bg
213.130.75.190	A	mail.rpacket.com
213.130.75.190	A	galliano.bg
213.130.75.214	A+PTR	mail.gornabania.com