These entries are queried from radb.net using whois, you can try my project getting these.
:AS142037 route: 103.165.92.0/24 descr: JBI-BD (Saifuzzaman babu) origin: AS142037 mnt-by: MAINT-JBI4-BD last-modified: 2021-05-02T08:38:24Z source: APNIC rpki-ov-state: valid route6: 2001:df6:6480::/48 origin: AS142037 descr: SAIFUZZAMAN BABU 01746706360 Terokhada, Khulna, Bangladesh mnt-by: MAINT-JBI4-BD last-modified: 2021-06-10T03:32:24Z source: APNIC rpki-ov-state: valid