These entries are queried from radb.net using whois, you can try my project getting these.
:AS53784 route: 66.211.153.0/24 origin: AS53784 descr: Proxy route object for Southern New Hampshire Health System admin-c: IA93-ARIN tech-c: IA93-ARIN notify: ip-admin [at] firstlight.net mnt-by: MAINT-SOVER-NOC changed: jhall [at] firstlight.net 20220714 source: RADB last-modified: 2023-11-13T16:11:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 70.20.49.0/24 descr: Southern New Hampshire Health System origin: AS53784 mnt-by: MAINT-TVC changed: ip-admin [at] tvc-ip.com 20141020 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 70.20.49.0/24 descr: Southern New Hampshire Health System origin: AS53784 mnt-by: MAINT-AS27506 changed: robert.hinst [at] crowncastle.com 20190214 #19:39:41Z source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source