These entries are queried from radb.net using whois, you can try my project getting these.
:AS17266 route: 66.35.72.0/23 descr: RR-RC-Cave Network Group-Cincinnati origin: AS17266 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.35.78.0/24 descr: RR-RC-Cave Network Group-Cincinnati origin: AS17266 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 68.66.48.0/20 origin: AS17266 descr: Proxy route entry added on behalf of Ancaster Wireless originating in AS17266 mnt-by: MAINT-AS53486 changed: matthew.ramcharan [at] nrbn.ca 20230831 #13:44:27Z source: RADB last-modified: 2023-11-13T16:18:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.211.138.0/23 descr: SASK006 origin: AS17266 mnt-by: MAINT-AS803 changed: config [at] in.bell.ca 20081015 source: BELL rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.130.152.0/24 descr: Peer1 Route Object origin: AS17266 mnt-by: maint-as13768 changed: sbellerive [at] peer1.com 20100121 source: RADB last-modified: 2023-11-13T15:40:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.130.153.0/24 descr: SASK006 origin: AS17266 mnt-by: MAINT-AS803 changed: config [at] in.bell.ca 20081015 source: BELL rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.71.88.0/22 descr: Proxy for Allstream Customer origin: AS17266 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] mtsallstream.com 20160105 source: RADB last-modified: 2023-11-13T16:00:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.71.88.0/22 descr: NETWORX origin: AS17266 mnt-by: MAINT-AS803 changed: config [at] in.bell.ca 20080215 source: BELL rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source