These entries are queried from radb.net using whois, you can try my project getting these.
:AS818 route: 142.92.0.0/16 descr: Proxy for Allstream Customer origin: AS818 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] mtsallstream.com 20140108 source: RADB last-modified: 2023-11-13T16:00:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 142.92.132.0/24 descr: CRC networks origin: AS818 mnt-by: MAINT-AS2675 changed: david.nemec [at] canada.ca 20171130 #19:48:19Z source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 142.92.133.0/24 descr: CRC networks origin: AS818 mnt-by: MAINT-AS2675 changed: david.nemec [at] canada.ca 20171130 #19:47:44Z source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.75.72.0/24 descr: CRC prefix origin: AS818 remarks: advertised at 3 locations with different MED values notify: ssc.neubdnengineering-dgrufrdingenierie.spc [at] canada.ca mnt-by: SSC-GCSN-MNT changed: unread [at] ripe.net 20000101 source: CANARIE org: ORG-SSCN1-canarie rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.75.72.0/24 descr: Proxy for Allstream Customer origin: AS818 remarks: Automated Proxy Route Entry mnt-by: MAINT-AS15290 changed: ali.zerik [at] mtsallstream.com 20140108 source: RADB last-modified: 2023-11-13T16:00:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source