These entries are queried from radb.net using whois, you can try my project getting these.
:AS18607 route: 64.145.73.0/24 descr: Highwinds Network Group origin: AS18607 mnt-by: MNT-HWNG changed: jon.lewis [at] highwinds.com 20150325 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.49.80.0/22 descr: Proxy-registered route object origin: AS18607 remarks: This route object is for a BtN customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some BtN peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact peering [at] cais.net if you have any remarks: questions regarding this object. mnt-by: MAINT-AS3491 changed: sajwani [at] pccwbtn.com 20050421 source: RADB last-modified: 2023-11-13T15:42:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.107.219.0/24 descr: Highwinds Network Group origin: AS18607 mnt-by: MNT-HWNG changed: jon.lewis [at] highwinds.com 20150325 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source