Robtex

Up: 122.144.12.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 122.144.13.0/25
Down right: 122.144.13.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.144.13.6	A	mail.onusgroup.com
122.144.13.8	PTR	dragonseaterpc1.bol-online.com
122.144.13.11	PTR	scanbangla2.dhaka.net
122.144.13.11	A	mail.dragon-sweater.net
122.144.13.11	A	dragon-sweater.net
122.144.13.30	PTR	13.30.bol-online.com
122.144.13.48	PTR	13.48.bol-online.com
122.144.13.61	PTR	13.61.bol-online.com
122.144.13.63	A	13.63.dhaka.net
122.144.13.72	PTR	group-mis.bol-online.com
122.144.13.75	PTR	balai-da.bol-online.com
122.144.13.77	PTR	bpl-mail.dhaka.net
122.144.13.81	PTR	shinepukur.dhaka.net
122.144.13.81	A+PTR	13.81.dhaka.net
122.144.13.81	A	mail.sclbd.net
122.144.13.83	PTR	btlpc.bol-online.com
122.144.13.88	A	bb1utt88.dhaka.net
122.144.13.94	PTR	13.94.bol-online.com
122.144.13.107	A+PTR	mail.pantaloonbd.com
122.144.13.107	A	13.107.dhaka.net
122.144.13.108	PTR	13.108.bol-online.com
122.144.13.114	A+PTR	13.114.dhaka.net
122.144.13.114	A	bb1utt114.dhaka.net
122.144.13.115	PTR	13.115.bol-online.com
122.144.13.119	PTR	13.119.bol-online.com
122.144.13.150	PTR	13.150.dhaka.net
122.144.13.153	PTR	13.153.bol-online.com
122.144.13.156	A	13.156.dhaka.net
122.144.13.168	A	bb1utt168.dhaka.net
122.144.13.179	PTR	13.179.bol-online.com
122.144.13.179	A	13.179.dhaka.net
122.144.13.184	PTR	13.184.bol-online.com
122.144.13.187	PTR	13.187.bol-online.com
122.144.13.190	PTR	13.190.bol-online.com
122.144.13.199	A+PTR	mail.crownfashionbd.net
122.144.13.199	A	crownfashionbd.net
122.144.13.199	A	13.199.dhaka.net
122.144.13.202	PTR	13.202.dhaka.net
122.144.13.202	A	shadhingroupbd.com
122.144.13.202	A	www.shadhingroupbd.com
122.144.13.206	PTR	13.206.dhaka.net
122.144.13.206	A	atsapparels.com
122.144.13.207	A	bb1utt207.dhaka.net
122.144.13.208	A	13.208.dhaka.net
122.144.13.213	A+PTR	13.213.dhaka.net
122.144.13.219	PTR	13.219.bol-online.com
122.144.13.226	PTR	13.226.bol-online.com
122.144.13.227	PTR	13.227.bol-online.com
122.144.13.233	PTR	13.233.dhaka.net