Robtex

Up: 122.129.74.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 122.129.75.0/25
Down right: 122.129.75.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.129.75.19	PTR	pool2-wzd-75-19.brain.net.pk
122.129.75.19	A	smtp.iec.com.pk
122.129.75.19	A	mail.iec.com.pk
122.129.75.20	PTR	pool2-wzd-75-20.brain.net.pk
122.129.75.148	PTR	pool2-122-129-75-148.brain.net.pk
122.129.75.148	A	pool2-wzd-75-148.brain.net.pk
122.129.75.148	A	smtp.mrsecurities.com.pk
122.129.75.181	A+PTR	pool2-122-129-75-181.brain.net.pk
122.129.75.181	A	mail.skans.org
122.129.75.181	A	email.skans.edu.pk