These entries are queried from radb.net using whois, you can try my project getting these.
:AS147175 route: 103.174.22.0/23 origin: AS147175 descr: Md Mofizul Islam Mafuz D/584 painadi, mizmizi shiddirgonj, narayangonj mnt-by: MAINT-DIGITALBDNET-BD last-modified: 2021-10-13T19:15:43Z source: APNIC rpki-ov-state: valid route: 103.174.22.0/24 origin: AS147175 descr: Md Mofizul Islam Mafuz D/584 painadi, mizmizi shiddirgonj, narayangonj mnt-by: MAINT-DIGITALBDNET-BD last-modified: 2021-10-13T19:12:24Z source: APNIC rpki-ov-state: valid route: 103.174.23.0/24 origin: AS147175 descr: Md Mofizul Islam Mafuz D/584 painadi, mizmizi shiddirgonj, narayangonj mnt-by: MAINT-DIGITALBDNET-BD last-modified: 2021-10-13T19:12:47Z source: APNIC rpki-ov-state: valid route6: 2001:df7:b380::/48 origin: AS147175 descr: Md Mofizul Islam Mafuz D/584 painadi, mizmizi shiddirgonj, narayangonj mnt-by: MAINT-DIGITALBDNET-BD last-modified: 2021-10-13T19:16:40Z source: APNIC rpki-ov-state: valid