These entries are queried from radb.net using whois, you can try my project getting these.
:AS133154 route: 103.252.247.0/24 origin: AS133154 descr: Gisborne District Council 15 Fitzherbert Street mnt-by: MAINT-GDC-NZ last-modified: 2021-07-28T05:29:29Z source: APNIC rpki-ov-state: valid