These entries are queried from radb.net using whois, you can try my project getting these.
:AS396900 route: 204.225.96.0/23 descr: proxy entry for Traveling Mailbox origin: AS396900 mnt-by: MAINT-CHTR-WD changed: nicholas.etnoyer [at] charter.com 20180807 #16:27:24Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.225.96.0/24 descr: Proxy fbo Traveling Mailbox origin: AS396900 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: John.Tishey [at] windstream.com 20180629 source: RADB last-modified: 2023-11-13T15:54:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source