These entries are queried from radb.net using whois, you can try my project getting these.
:AS149831 route: 103.187.124.0/23 origin: AS149831 descr: Fakrul Islam House#635/1, Hakim Mantion, Chalabon, Matir Mashjid Road mnt-by: MAINT-FNBNETWORK-BD last-modified: 2022-05-19T16:24:11Z source: APNIC rpki-ov-state: valid route: 103.187.124.0/24 origin: AS149831 descr: Fakrul Islam House#635/1, Hakim Mantion, Chalabon, Matir Mashjid Road mnt-by: MAINT-FNBNETWORK-BD last-modified: 2022-05-19T16:24:50Z source: APNIC rpki-ov-state: valid route: 103.187.125.0/24 origin: AS149831 descr: Fakrul Islam House#635/1, Hakim Mantion, Chalabon, Matir Mashjid Road mnt-by: MAINT-FNBNETWORK-BD last-modified: 2022-05-19T16:25:37Z source: APNIC rpki-ov-state: valid route6: 2001:df0:bcc0::/48 origin: AS149831 descr: Fakrul Islam House#635/1, Hakim Mantion, Chalabon, Matir Mashjid Road mnt-by: MAINT-FNBNETWORK-BD last-modified: 2022-05-19T16:26:20Z source: APNIC rpki-ov-state: valid