These entries are queried from radb.net using whois, you can try my project getting these.
:AS267137 route: 45.229.236.0/22 descr: MHNET origin: AS267137 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20190124 #19:36:48Z source: RADB last-modified: 2023-11-13T15:55:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:48ac::/32 descr: ITX-FASTERNET origin: AS267137 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20180110 #20:05:07Z source: RADB last-modified: 2023-11-13T15:52:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source