These entries are queried from radb.net using whois, you can try my project getting these.
:AS266067 route: 45.4.220.0/22 descr: MHNET origin: AS266067 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181226 #18:53:52Z source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3a0c::/32 descr: ITX-MHNET origin: AS266067 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181226 #18:56:35Z source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source