These entries are queried from radb.net using whois, you can try my project getting these.
:AS134740 route: 103.198.252.0/22 descr: Horizon & Associates origin: AS134740 mnt-by: MAINT-HA-BD country: BD last-modified: 2015-10-31T09:24:13Z source: APNIC rpki-ov-state: valid route: 103.198.252.0/24 descr: Horizon & Associates origin: AS134740 mnt-by: MAINT-HA-BD country: BD last-modified: 2015-10-31T09:24:07Z source: APNIC rpki-ov-state: valid route: 103.198.253.0/24 descr: Horizon & Associates origin: AS134740 mnt-by: MAINT-HA-BD country: BD last-modified: 2015-10-31T09:24:26Z source: APNIC rpki-ov-state: valid route: 103.198.254.0/24 descr: Horizon & Associates origin: AS134740 mnt-by: MAINT-HA-BD country: BD last-modified: 2015-10-31T09:24:56Z source: APNIC rpki-ov-state: valid route: 103.198.255.0/24 descr: Horizon & Associates origin: AS134740 mnt-by: MAINT-HA-BD country: BD last-modified: 2015-10-31T09:24:42Z source: APNIC rpki-ov-state: valid