These entries are queried from radb.net using whois, you can try my project getting these.
:AS139675 route: 103.143.126.0/23 origin: AS139675 descr: Hemayet Bhuiyan Awal Market, Bhulta, Rupganj, Narayanganj. mnt-by: MAINT-FREEDOM-BD last-modified: 2019-09-24T12:49:13Z source: APNIC rpki-ov-state: valid route: 103.143.126.0/24 origin: AS139675 descr: Hemayet Bhuiyan Awal Market, Bhulta, Rupganj, Narayanganj. mnt-by: MAINT-FREEDOM-BD last-modified: 2019-09-24T13:01:51Z source: APNIC rpki-ov-state: valid route: 103.143.127.0/24 origin: AS139675 descr: Hemayet Bhuiyan Awal Market, Bhulta, Rupganj, Narayanganj. mnt-by: MAINT-FREEDOM-BD last-modified: 2019-09-24T13:03:06Z source: APNIC rpki-ov-state: valid