These entries are queried from radb.net using whois, you can try my project getting these.
:AS149521 route: 103.182.118.0/23 origin: AS149521 descr: Fiber Life Company Limited NO.13,65st,106stx107st,ChanMyaTarSi mnt-by: MAINT-FLC-MM last-modified: 2022-03-06T08:22:09Z source: APNIC rpki-ov-state: valid route: 103.182.118.0/24 origin: AS149521 descr: Fiber Life Company Limited NO.13,65st,106stx107st,ChanMyaTarSi mnt-by: MAINT-FLC-MM last-modified: 2022-03-12T03:59:09Z source: APNIC rpki-ov-state: valid route: 103.182.119.0/24 origin: AS149521 descr: Fiber Life Company Limited NO.13,65st,106stx107st,ChanMyaTarSi mnt-by: MAINT-FLC-MM last-modified: 2022-03-12T03:59:30Z source: APNIC rpki-ov-state: valid