These entries are queried from radb.net using whois, you can try my project getting these.
:AS140090 route: 103.148.98.0/23 origin: AS140090 descr: Sufia Begum Gobindapur, Rupganj, Narayanganj 1460 mnt-by: MAINT-HKNET-BD last-modified: 2020-02-12T01:35:36Z source: APNIC rpki-ov-state: valid route: 103.148.98.0/24 origin: AS140090 descr: Sufia Begum Gobindapur, Rupganj, Narayanganj 1460 mnt-by: MAINT-HKNET-BD last-modified: 2020-02-12T01:35:37Z source: APNIC rpki-ov-state: valid route: 103.148.99.0/24 origin: AS140090 descr: Sufia Begum Gobindapur, Rupganj, Narayanganj 1460 mnt-by: MAINT-HKNET-BD last-modified: 2020-02-12T01:35:38Z source: APNIC rpki-ov-state: valid