These entries are queried from radb.net using whois, you can try my project getting these.
:AS133099 route: 103.173.36.0/23 origin: AS133099 descr: Md Rajibul Hossain Khan 388, Jamider Paral Munsigonj mnt-by: MAINT-IMAGEIT-BD last-modified: 2022-01-30T11:43:11Z source: APNIC rpki-ov-state: valid route: 103.173.36.0/24 origin: AS133099 descr: Md Rajibul Hossain Khan 388, Jamider Paral Munsigonj mnt-by: MAINT-IMAGEIT-BD last-modified: 2022-01-30T11:43:13Z source: APNIC rpki-ov-state: valid route: 103.173.37.0/24 origin: AS133099 descr: Md Rajibul Hossain Khan 388, Jamider Paral Munsigonj mnt-by: MAINT-IMAGEIT-BD last-modified: 2022-01-30T11:43:15Z source: APNIC rpki-ov-state: valid