Robtex

Up: 119.18.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 119.18.144.0/23
Down right: 119.18.146.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
119.18.144.30	A+PTR	mail.ispahanibd.com
119.18.144.30	A	ispahanibd.com
119.18.144.30	A	root.ispahanibd.com
119.18.145.1	A+PTR	dns1.bbts.net
119.18.145.1	A	bbts.net
119.18.145.1	A	cookthe.com
119.18.145.2	A+PTR	dns2.bbts.net
119.18.145.3	A+PTR	mail.bbts.net
119.18.145.4	A	smtp.bbts.net
119.18.145.5	A+PTR	smtp2.bbts.net
119.18.145.6	A	smtp2.bbts.net
119.18.145.7	A+PTR	incoming-filter.bbts.net
119.18.145.8	A	filter.bbts.net
119.18.145.9	A	dns3.bbts.net.bd
119.18.145.9	A	bbts.net.bd
119.18.145.10	A	dns4.bbts.net.bd
119.18.145.13	A	mail.bbts.net.bd
119.18.145.20	PTR	filter.bbts.net
119.18.145.21	PTR	smtp.bbts.net
119.18.145.21	A	mail.bbts.net
119.18.145.23	A+PTR	mrtg1.bbts.net
119.18.145.25	PTR	mail.mmispahani.com
119.18.145.27	A	ispahanibd.com
119.18.145.27	A	root.ispahanibd.com
119.18.145.27	A	*.ispahanibd.com
119.18.145.36	A+PTR	mail.x-pressfeeders.com.bd
119.18.145.36	A	x-pressfeeders.com.bd
119.18.145.41	PTR	mail.incontradeltd.net
119.18.145.70	A	crownmillsbd.com
119.18.145.71	A+PTR	mail.marinerstransport.com
119.18.145.71	A	marinerstransport.com
119.18.145.79	A+PTR	mail.rahimagarments.com
119.18.145.79	A	rahimagarments.com
119.18.145.80	A+PTR	mail.thianis.com
119.18.145.80	A	thianis.com
119.18.145.84	A+PTR	mail.lemond-fashion.com
119.18.145.85	A+PTR	mail.meenharbd.com
119.18.145.85	A	meenharbd.com
119.18.145.113	A	pilcgp02.cgp.pilship.com
119.18.145.145	A+PTR	mail.ctg.qc-group.com
119.18.145.145	A	ctg.qc-group.com
119.18.145.162	A	send.youngonectg.com
119.18.145.164	A	mail.youngonectg.com
119.18.145.165	A+PTR	smtp02.youngonectg.com
119.18.145.170	A+PTR	vpn2.youngonectg.com
119.18.147.6	A	www.iqosac.com
119.18.147.6	A	*.gnosticit.com
119.18.147.6	A	www.ebilcy.com
119.18.147.10	A	islctg.hostdivine.net
119.18.147.129	A	hlagbd.com
119.18.147.129	A	mail.hlagbd.com
119.18.147.129	A	mx3.hlagbd.com
119.18.147.164	A	mt.sagroupbd.com