Robtex

Up: 87.227.172.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 87.227.174.0/24
Down right: 87.227.175.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.227.174.0	PTR	adsl-customer.orbitel.bg
87.227.174.109	PTR	adsl-customer.orbitel.bg
87.227.174.109	A	bellart.eu
87.227.174.109	A	dreamvps.eu
87.227.174.121	PTR	adsl-customer.orbitel.bg
87.227.174.121	A	campsites-camping.com
87.227.174.121	A	tourist-place.com
87.227.174.147	PTR	adsl-customer.orbitel.bg
87.227.174.147	A	spamguard.dreamvps.eu
87.227.174.147	A	spamguard.planex.bg
87.227.175.216	PTR	adsl-customer.orbitel.bg