These entries are queried from radb.net using whois, you can try my project getting these.
:AS53963 route: 64.222.128.0/24 descr: LRGHealthcare origin: AS53963 mnt-by: MAINT-TVC changed: tdewitt [at] firstlight.net 20190312 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.222.128.0/24 descr: RR-RC-FAIRPOINT COMMUNICATIONS INC-Northeast origin: AS53963 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20200605 #15:24:47Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source