Robtex

Up: 203.112.194.0/25
Can't show all results, try to descend to a more specific CIDR
Down left: 203.112.194.0/27
Down right: 203.112.194.32/27
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.112.194.12	A	oldmail.bttb.net.bd
203.112.194.14	PTR	ns2.bttb.net.bd
203.112.194.14	PTR	proxy.bttb.net.bd
203.112.194.15	A+PTR	dns2.bttb.net.bd
203.112.194.15	A	dns2.btcl.net.bd
203.112.194.17	A	btcl.net.bd
203.112.194.17	A	newweb.bttb.net.bd
203.112.194.17	A	www.bttb.gov.bd
203.112.194.23	PTR	host23.btcl.net.bd
203.112.194.35	A+PTR	smtp.bttb.net.bd
203.112.194.35	A+PTR	mail.bttb.gov.bd
203.112.194.35	A	smtp.btcl.net.bd
203.112.194.36	PTR	mail.btcl.net.bd
203.112.194.36	PTR	mail1.btcl.net.bd
203.112.194.36	A+PTR	pop3.btcl.net.bd
203.112.194.38	A+PTR	filter2.btcl.gov.bd
203.112.194.38	A+PTR	filter2.btcl.net.bd
203.112.194.38	A+PTR	filter2.bttb.net.bd
203.112.194.39	A+PTR	filter1.btcl.gov.bd
203.112.194.39	A+PTR	filter1.btcl.net.bd
203.112.194.39	A+PTR	filter1.bttb.net.bd
203.112.194.40	A+PTR	host40.bttb.net.bd
203.112.194.40	A+PTR	mail1.bttb.net.bd
203.112.194.40	A	mail.bttb.net.bd
203.112.194.50	PTR	host50.btcl.net.bd