Robtex

Up: 213.131.70.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.131.71.0/25
Down right: 213.131.71.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.131.71.51	A+PTR	powertek-eg.com
213.131.71.51	A+PTR	mail.powertek-eg.com
213.131.71.51	A	pel-egypt.com
213.131.71.54	A	mail.edra-eg.energy
213.131.71.66	A+PTR	mail.gtelecom.com
213.131.71.66	A	mail1.gtelecom.com
213.131.71.66	A	mail2.otelecom.com
213.131.71.75	A+PTR	sendmail.gtelecom.com
213.131.71.235	PTR	host-213-131-71-235.static.link.com.eg
213.131.71.235	A	orascomhd.org
213.131.71.235	A	mail.orascomhd.org
213.131.71.237	A+PTR	mail.orascomhd.com
213.131.71.237	A	mx.steigenbergergolf.com
213.131.71.237	A	steigenbergergolf.com