Robtex

Up: 181.40.16.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 181.40.18.0/24
Down right: 181.40.19.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
181.40.18.7	PTR	pool-7-18-40-181.telecel.com.py
181.40.18.34	PTR	guapo03.saiternet.com
181.40.18.34	A	poswebsystem.com
181.40.18.34	A	elrincondetusantojos.com
181.40.18.35	PTR	apolo.780am.com.py
181.40.18.36	PTR	guapo04.saiternet.com
181.40.18.36	A	solnaciente2.org
181.40.18.36	A	hseint.com
181.40.18.37	PTR	pool-37-18-40-181.telecel.com.py
181.40.18.49	A	www.coosofan.coop.py
181.40.18.49	A	coosofan.coop.py
181.40.18.49	A	ns1.coosofan.coop.py
181.40.18.59	PTR	pool-59-18-40-181.telecel.com.py
181.40.18.60	A+PTR	ns5.saiternet.com
181.40.18.77	PTR	pool-77-18-40-181.telecel.com.py
181.40.18.79	PTR	pool-79-18-40-181.telecel.com.py
181.40.18.98	PTR	pool-98-18-40-181.telecel.com.py
181.40.18.110	A+PTR	mail.agparsa.com.py
181.40.18.110	A	agpar.com.py
181.40.18.110	A	www.agparsa.com.py
181.40.18.137	PTR	pool-137-18-40-181.telecel.com.py
181.40.18.163	A+PTR	ns5.kava.com.py
181.40.18.163	A	www.eiru.com.py
181.40.18.163	A	eiru.com.py
181.40.18.166	A	ns5.handhskyline.com
181.40.18.208	PTR	pool-208-18-40-181.telecel.com.py
181.40.18.243	A	premedic.com.py
181.40.18.244	A	mail.premedic.com.py
181.40.18.245	A	mail.premedic.com.py
181.40.18.252	PTR	pool-252-18-40-181.telecel.com.py
181.40.19.5	PTR	pool-5-19-40-181.telecel.com.py
181.40.19.12	PTR	pool-12-19-40-181.telecel.com.py
181.40.19.35	A	superpro.com.py
181.40.19.37	PTR	mail.sistemapegasus.com
181.40.19.37	A	cbspy.net
181.40.19.37	A	mail.cbspy.net
181.40.19.38	PTR	pool-38-19-40-181.telecel.com.py
181.40.19.38	A	www.kaiseki.com.py
181.40.19.38	A	kaiseki.com.py
181.40.19.51	PTR	pool-51-19-40-181.telecel.com.py
181.40.19.79	PTR	pool-79-19-40-181.telecel.com.py
181.40.19.82	PTR	pool-82-19-40-181.telecel.com.py
181.40.19.83	PTR	pool-83-19-40-181.telecel.com.py
181.40.19.84	PTR	pool-84-19-40-181.telecel.com.py
181.40.19.86	PTR	pool-86-19-40-181.telecel.com.py
181.40.19.88	PTR	pool-88-19-40-181.telecel.com.py
181.40.19.107	PTR	pool-107-19-40-181.telecel.com.py
181.40.19.138	PTR	grupo-360.grupo-360.com.py
181.40.19.138	A	www.unicanal.com.py
181.40.19.138	A	trece.com.py
181.40.19.139	PTR	grupo-360.grupo-360.com.py
181.40.19.147	PTR	mail.tycsa.com.py
181.40.19.147	A	chacore.com.py
181.40.19.147	A	mail.chacore.com.py
181.40.19.156	A+PTR	mail.cmcp.org.py
181.40.19.157	A	cmcp.org.py
181.40.19.183	PTR	pool-183-19-40-181.telecel.com.py
181.40.19.191	PTR	pool-191-19-40-181.telecel.com.py
181.40.19.227	PTR	mail.corona.com.py
181.40.19.243	PTR	pool-243-19-40-181.telecel.com.py