These entries are queried from radb.net using whois, you can try my project getting these.
:AS55076 route: 198.37.136.0/21 origin: AS55076 descr: 9 Spruce St NE Remer MN 56672 United States member-of: RS-JTC admin-c: RZJ-ARIN tech-c: RLA172-ARIN tech-c: RZJ-ARIN mnt-by: MNT-JT-36 created: 2022-06-13T20:16:51Z last-modified: 2022-06-13T20:24:38Z source: ARIN rpki-ov-state: valid route: 206.10.110.0/23 origin: AS55076 descr: 9 Spruce St NE Remer MN 56672 United States member-of: RS-JTC admin-c: RZJ-ARIN tech-c: RLA172-ARIN tech-c: RZJ-ARIN mnt-by: MNT-JOHNSO-63 created: 2022-06-13T20:23:21Z last-modified: 2022-06-13T20:25:21Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source