Robtex

Up: 114.31.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 114.31.8.0/23
Down right: 114.31.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
114.31.8.13	PTR	114-31-8-13-smile.com.bd
114.31.8.114	PTR	114-31-8-114-smile.com.bd
114.31.8.131	PTR	114-31-8-131-smile.com.bd
114.31.8.131	A	channel24bd.tv
114.31.8.132	A+PTR	mx3.channel24bd.tv
114.31.9.51	PTR	114-31-9-51-smile.com.bd
114.31.9.146	PTR	114-31-9-146-smile.com.bd
114.31.10.4	PTR	114-31-10-4-smile.com.bd
114.31.10.19	PTR	114-31-10-19-smile.com.bd
114.31.10.19	A	subra.tk
114.31.10.62	PTR	114-31-10-62-smile.com.bd
114.31.10.146	PTR	114-31-10-146-smile.com.bd
114.31.10.202	PTR	114-31-10-202-smile.com.bd
114.31.10.222	PTR	114-31-10-222-smile.com.bd
114.31.10.243	PTR	114-31-10-243-smile.com.bd
114.31.10.243	A	demo.maestro.com.bd
114.31.10.244	PTR	114-31-10-244-smile.com.bd
114.31.10.244	A	demo.maestro.com.bd
114.31.10.244	A	ns1.maestro.com.bd