These entries are queried from radb.net using whois, you can try my project getting these.
:AS25711 route: 199.184.227.0/24 descr: Vermeer Manufacturing Company origin: AS25711 notify: netadmin [at] vermeer.com mnt-by: MNT-VERMEE changed: dvanzee [at] vermeer.com 20180828 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.184.227.0/24 origin: AS25711 descr: Vermeer Manufacturing Company mnt-by: MAINT-AS30036 changed: hdean [at] mediacomcc.com 20190104 #16:22:21Z source: RADB last-modified: 2023-11-13T15:55:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.184.228.0/24 descr: Vermeer Manufacturing Company origin: AS25711 notify: netadmin [at] vermeer.com mnt-by: MNT-VERMEE changed: dvanzee [at] vermeer.com 20180828 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.184.228.0/24 origin: AS25711 descr: Vermeer Manufacturing Company mnt-by: MAINT-AS30036 changed: hdean [at] mediacomcc.com 20190104 #16:22:49Z source: RADB last-modified: 2023-11-13T15:55:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source