Robtex

Up: 143.107.252.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 143.107.253.0/25
Down right: 143.107.253.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
143.107.253.3	A+PTR	bee.uspnet.usp.br
143.107.253.3	A	c.ns.pcs.usp.br
143.107.253.3	A	b.ns.111.107.143.in-addr.arpa
143.107.253.4	A+PTR	hawkx25.uspnet.usp.br
143.107.253.5	A+PTR	bee08.uspnet.usp.br
143.107.253.8	A+PTR	c.dns.usp.br
143.107.253.11	PTR	itinga.uspnet.usp.br
143.107.253.18	A+PTR	trairi.uspnet.usp.br
143.107.253.19	PTR	x4230a.uspnet.usp.br
143.107.253.23	A+PTR	ipojuca-ssl.uspnet.usp.br
143.107.253.28	PTR	teste-router.uspnet.usp.br
143.107.253.29	A+PTR	nt253.uspnet.usp.br
143.107.253.39	A+PTR	x4230b.uspnet.usp.br
143.107.253.41	PTR	oncore-cce.uspnet.usp.br
143.107.253.42	A+PTR	testeplacacpd.uspnet.usp.br
143.107.253.55	A+PTR	hub2-rede253.uspnet.usp.br
143.107.253.60	A+PTR	iporanga.uspnet.usp.br
143.107.253.65	A	wounaan.uspnet.usp.br
143.107.253.70	A+PTR	lx2-snmp.uspnet.usp.br
143.107.253.71	A+PTR	reitoria1.uspnet.usp.br
143.107.253.72	A+PTR	virtual1.uspnet.usp.br
143.107.253.73	A+PTR	virtual2.uspnet.usp.br
143.107.253.79	A+PTR	monostatos.uspnet.usp.br
143.107.253.81	A+PTR	prtdsubp.uspnet.usp.br
143.107.253.83	A+PTR	usr1.uspnet.usp.br
143.107.253.84	A+PTR	usr2.uspnet.usp.br
143.107.253.85	A+PTR	usr3.uspnet.usp.br
143.107.253.86	A+PTR	usr4.uspnet.usp.br
143.107.253.87	A+PTR	usr5.uspnet.usp.br
143.107.253.88	A+PTR	usr6.uspnet.usp.br
143.107.253.89	A+PTR	usr7.uspnet.usp.br
143.107.253.120	PTR	mrtg.uspnet.usp.br
143.107.253.121	A+PTR	atria.recad.uspnet.usp.br
143.107.253.138	A+PTR	hubble.uspnet.usp.br
143.107.253.145	A+PTR	mulder.uspnet.usp.br
143.107.253.150	A+PTR	banespa.uspnet.usp.br
143.107.253.160	A+PTR	temp1fabio.uspnet.usp.br
143.107.253.166	A+PTR	aqua3.uspnet.usp.br
143.107.253.188	A+PTR	management.uspnet.usp.br
143.107.253.192	A+PTR	virus.uspnet.usp.br