These entries are queried from radb.net using whois, you can try my project getting these.
:AS45268 route: 202.45.159.0/24 descr: Novotel-BD descr: Novotel Limited descr: International Voice Gateway for Bangladesh descr: Dhaka, Bangladesh origin: AS45268 country: BD mnt-by: MAINT-NOVOTEL-BD last-modified: 2008-12-31T03:05:25Z source: APNIC rpki-ov-state: valid route: 203.201.48.0/24 descr: Novotel-BD origin: AS45268 country: BD mnt-lower: MAINT-NOVOTEL-BD mnt-routes: MAINT-NOVOTEL-BD mnt-by: MAINT-NOVOTEL-BD last-modified: 2013-09-05T13:58:58Z source: APNIC rpki-ov-state: valid route: 203.201.49.0/24 descr: Novotel-BD origin: AS45268 country: BD mnt-lower: MAINT-NOVOTEL-BD mnt-routes: MAINT-NOVOTEL-BD mnt-by: MAINT-NOVOTEL-BD last-modified: 2013-09-05T13:59:17Z source: APNIC rpki-ov-state: valid route: 203.201.49.0/24 descr: BCLB5407 Novotel origin: AS45268 mnt-by: LEVEL3-MNT changed: sofiane.benahmed [at] level3.com 20130910 source: LEVEL3 rpki-ov-state: valid