Robtex

Up: 41.39.170.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 41.39.170.0/25
Down right: 41.39.170.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
41.39.170.21	PTR	host-41.39.170.21.tedata.net
41.39.170.24	PTR	mail.dasco.com.eg
41.39.170.29	A+PTR	mail.dasco1.com
41.39.170.29	A	ns2.dasco1.com
41.39.170.29	A	ns1.dasco1.com
41.39.170.106	PTR	host-41.39.170.106.tedata.net