Robtex

Up: 181.40.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 181.40.72.0/22
Down right: 181.40.76.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
181.40.73.78	A+PTR	mail.narella.com.py
181.40.73.146	PTR	pool-146-73-40-181.telecel.com.py
181.40.73.146	A	zamphiropolos.com
181.40.73.146	A	ns1.agz.com.py
181.40.73.238	PTR	mail2.frigoconcepcion.com.py
181.40.73.238	A	mail2.torlim.com.br
181.40.73.238	A	ns2.frigoconcepcion.com.py
181.40.74.1	PTR	pool-1-74-40-181.telecel.com.py
181.40.74.1	A	ns1.cvs.com.py
181.40.74.2	PTR	pool-2-74-40-181.telecel.com.py
181.40.74.2	A	ns2.cvs.com.py
181.40.74.3	PTR	pool-3-74-40-181.telecel.com.py
181.40.74.3	A	mail.cvs.com.py
181.40.74.6	A	mail.parroquiastacruz.org
181.40.74.10	PTR	pool-10-74-40-181.telecel.com.py
181.40.74.16	PTR	pool-16-74-40-181.telecel.com.py
181.40.74.24	PTR	pool-24-74-40-181.telecel.com.py
181.40.74.26	PTR	pool-26-74-40-181.telecel.com.py
181.40.74.34	PTR	pool-34-74-40-181.telecel.com.py
181.40.74.74	PTR	pool-74-74-40-181.telecel.com.py
181.40.74.99	PTR	pool-99-74-40-181.telecel.com.py
181.40.74.138	PTR	pool-138-74-40-181.telecel.com.py
181.40.74.139	PTR	pool-139-74-40-181.telecel.com.py
181.40.74.193	PTR	pool-193-74-40-181.telecel.com.py
181.40.74.248	PTR	pool-248-74-40-181.telecel.com.py
181.40.76.162	PTR	pool-162-76-40-181.telecel.com.py
181.40.77.46	A	mail.bonanzacambios.com.py
181.40.77.46	A	bonanzacambios.com.py
181.40.77.161	PTR	pool-161-77-40-181.telecel.com.py
181.40.77.161	A	sudamerisleasing.com.py
181.40.77.162	PTR	pool-162-77-40-181.telecel.com.py
181.40.77.162	A	sudamerisclub.com.py
181.40.77.163	PTR	pool-163-77-40-181.telecel.com.py
181.40.77.164	PTR	pool-164-77-40-181.telecel.com.py
181.40.77.168	PTR	pool-168-77-40-181.telecel.com.py
181.40.77.169	PTR	pool-169-77-40-181.telecel.com.py
181.40.77.170	PTR	pool-170-77-40-181.telecel.com.py
181.40.77.171	PTR	pool-171-77-40-181.telecel.com.py
181.40.78.9	A+PTR	mail.biotec.com.py
181.40.78.34	PTR	pool-34-78-40-181.telecel.com.py
181.40.78.42	PTR	pool-42-78-40-181.telecel.com.py
181.40.78.42	A	hq.edge.com.py
181.40.78.66	A+PTR	mail.computec.com.py
181.40.78.78	PTR	pool-78-78-40-181.telecel.com.py
181.40.78.78	A	mail.disergemil.mil.py
181.40.78.78	A	www.disergemil.mil.py
181.40.78.99	PTR	pool-99-78-40-181.telecel.com.py
181.40.78.162	PTR	www.aib.com.py
181.40.78.162	A	asu1.aib.com.py
181.40.78.162	A	aib.com.py
181.40.78.170	PTR	pool-170-78-40-181.telecel.com.py
181.40.78.186	A+PTR	mail.pizzahut.com.py
181.40.78.206	PTR	pool-206-78-40-181.telecel.com.py
181.40.78.206	A	bancaweb.solar.com.py
181.40.79.6	A	www.aesaseguros.com.py
181.40.79.8	PTR	pool-8-79-40-181.telecel.com.py
181.40.79.10	PTR	pool-10-79-40-181.telecel.com.py
181.40.79.22	A	mail.emg.com.py
181.40.79.74	PTR	pool-74-79-40-181.telecel.com.py
181.40.79.74	A	mail.friopar.com
181.40.79.80	PTR	pool-80-79-40-181.telecel.com.py
181.40.79.102	A	sebaot.asepasa.com.py
181.40.79.130	PTR	pool-130-79-40-181.telecel.com.py
181.40.79.130	A	mail.diviserv.com
181.40.79.130	A	mail.archivos.com.py
181.40.79.133	A	mail.elvalo.com
181.40.79.139	PTR	pool-139-79-40-181.telecel.com.py
181.40.79.158	A	dns2.elfoco.com.py
181.40.79.163	PTR	pool-163-79-40-181.telecel.com.py
181.40.79.178	PTR	pool-178-79-40-181.telecel.com.py
181.40.79.178	A	dnerhs.gov.py
181.40.79.178	A	www.dnerhs.gov.py
181.40.79.185	PTR	pool-185-79-40-181.telecel.com.py
181.40.79.187	PTR	pool-187-79-40-181.telecel.com.py
181.40.79.202	PTR	pool-202-79-40-181.telecel.com.py
181.40.79.203	PTR	pool-203-79-40-181.telecel.com.py
181.40.79.210	A+PTR	correo.kausa.com.py
181.40.79.225	PTR	pool-225-79-40-181.telecel.com.py