These entries are queried from radb.net using whois, you can try my project getting these.
:AS138902 route: 103.136.226.0/23 descr: EMSTRET-IPv4 origin: AS138902 mnt-by: MAINT-EMSTRET1-PG last-modified: 2022-07-12T10:52:04Z source: APNIC rpki-ov-state: valid route: 103.136.226.0/24 origin: AS138902 descr: Emstret Holdings Ltd Section 25, Lot 02, Guitau Avenue Boroko mnt-by: MAINT-EMSTRET1-PG last-modified: 2022-07-12T12:18:37Z source: APNIC rpki-ov-state: valid route6: 2400:94e0::/32 descr: EMSTRET-IPv6 origin: AS138902 mnt-by: MAINT-EMSTRET1-PG last-modified: 2022-07-12T10:51:18Z source: APNIC rpki-ov-state: valid