These entries are queried from radb.net using whois, you can try my project getting these.
:AS63944 route: 150.107.50.0/24 descr: Bits Path origin: AS63944 mnt-by: MAINT-KK-BD last-modified: 2022-10-16T19:08:11Z source: APNIC rpki-ov-state: valid route: 150.107.51.0/24 descr: Bits Path origin: AS63944 mnt-by: MAINT-KK-BD last-modified: 2022-10-16T19:08:28Z source: APNIC rpki-ov-state: valid route6: 2400:eb80::/33 descr: Bits Path NOC & Corporate origin: AS63944 mnt-by: MAINT-KK-BD last-modified: 2022-10-16T19:09:47Z source: APNIC rpki-ov-state: valid route6: 2400:eb80:8000::/33 descr: Bits Path Dhaka Divisions origin: AS63944 mnt-by: MAINT-KK-BD last-modified: 2022-10-16T19:09:25Z source: APNIC rpki-ov-state: valid route6: 2404:f140::/33 descr: Spectra NET origin: AS63944 mnt-by: MAINT-KUHOK-BD last-modified: 2022-08-31T19:27:24Z source: APNIC rpki-ov-state: valid route6: 2404:f140:8000::/33 descr: Spectra NET origin: AS63944 mnt-by: MAINT-KUHOK-BD last-modified: 2022-08-31T19:28:23Z source: APNIC rpki-ov-state: valid