These entries are queried from radb.net using whois, you can try my project getting these.
:AS23018 route: 208.90.148.0/22 origin: AS23018 descr: Proxy route object registered by Flexential for customer mnt-by: MAINT-FLEXENTIAL changed: routing [at] viawest.net 20200325 #22:22:09Z source: RADB last-modified: 2023-11-13T16:00:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.90.148.0/24 descr: Proxy-registered route object for CareSource Management Group, Co. 230 N Main St Dayton, OH 45402 origin: AS23018 remarks: This route object is for a Fuse Internet Access 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 Fuse Internet Access peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact network-notify [at] fuse.net if you have any remarks: questions regarding this object. mnt-by: MAINT-AS6181 changed: scott.pennington [at] cinbell.com 20221215 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.90.149.0/24 descr: Proxy-registered route object for CareSource Management Group, Co. 230 N Main St Dayton, OH 45402 origin: AS23018 remarks: This route object is for a Fuse Internet Access 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 Fuse Internet Access peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact network-notify [at] fuse.net if you have any remarks: questions regarding this object. mnt-by: MAINT-AS6181 changed: scott.pennington [at] cinbell.com 20221215 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source