These entries are queried from radb.net using whois, you can try my project getting these.
:AS139814 route: 103.145.164.0/23 origin: AS139814 descr: Mohammad Shahidul Alam 75 Arjatpara, Tejgaon, Dhaka-1215, Bangladesh mnt-by: MAINT-SPEED69NET-BD last-modified: 2022-09-30T12:58:55Z source: APNIC rpki-ov-state: valid route: 103.145.164.0/24 origin: AS139814 descr: Mohammad Shahidul Alam 75 Arjatpara, Tejgaon, Dhaka-1215, Bangladesh. mnt-by: MAINT-SPEED69NET-BD last-modified: 2021-10-12T14:10:21Z source: APNIC rpki-ov-state: valid route: 103.145.165.0/24 origin: AS139814 descr: Mohammad Shahidul Alam 75 Arjatpara, Tejgaon, Dhaka-1215, Bangladesh. mnt-by: MAINT-SPEED69NET-BD last-modified: 2021-10-12T14:08:15Z source: APNIC rpki-ov-state: valid