Robtex

Up: 201.150.148.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 201.150.148.0/24
Down right: 201.150.149.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
201.150.148.1	PTR	1-148-150-201.halleytelecom.com.br
201.150.148.6	PTR	6-148-150-201.halleytelecom.com.br
201.150.148.10	A	halleytelecom.com.br
201.150.148.10	A	ns1.halleytelecom.com.br
201.150.148.10	A	pop.halleytelecom.com.br
201.150.148.61	A+PTR	61-148-150-201.halleytelecom.com.br
201.150.148.130	A+PTR	130-148-150-201.halleytelecom.com.br
201.150.148.230	A+PTR	230-148-150-201.halleytelecom.com.br
201.150.148.230	A	bauhaus-salinopolis-pa.ddns.me
201.150.149.0	A	0-149-150-201.halleytelecom.com.br
201.150.149.112	A+PTR	112-149-150-201.halleytelecom.com.br
201.150.149.210	A+PTR	210-149-150-201.halleytelecom.com.br