These entries are queried from radb.net using whois, you can try my project getting these.
:AS399337 route: 38.20.140.0/22 origin: AS399337 descr: Route Registered for Cogent Communications Customer Netcrawler Inc geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20240322 # 1600Z source: RADB last-modified: 2024-03-22T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.20.224.0/22 origin: AS399337 descr: Route Registered for Cogent Communications Customer - Net Crawler geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230303 source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.45.0.0/20 origin: AS399337 descr: Route Registered for Cogent Communications Customer - Net Crawler geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230303 source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.70.176.0/21 origin: AS399337 descr: Route Registered for Cogent Communications Customer - Net Crawler geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20220314 #17:15:07Z source: RADB last-modified: 2023-11-13T16:10:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.130.120.0/21 origin: AS399337 descr: Route Registered for Cogent Communications Customer - Net Crawler geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230303 source: RADB last-modified: 2023-11-13T16:15:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.131.184.0/21 origin: AS399337 descr: Route Registered for Cogent Communications Customer - Netcrawler Inc geoidx: CA mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20230308 source: RADB last-modified: 2023-11-13T16:15:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.110.176.0/22 origin: AS399337 descr: Netcrawler Inc member-of: AS399337:RS-NETCRAWLER remarks: Geofeed https://www.netcrawler.ca/geofeed/geofeed.csv admin-c: RAJAL-ARIN tech-c: SIVAL1-ARIN mnt-by: MNT-NETCR-1 created: 2022-01-23T05:27:05Z last-modified: 2022-01-23T05:27:05Z source: ARIN rpki-ov-state: valid route: 208.81.16.0/22 origin: AS399337 descr: Netcrawler Inc member-of: AS399337:RS-NETCRAWLER remarks: Geofeed https://www.netcrawler.ca/geofeed/geofeed.csv admin-c: RAJAL-ARIN tech-c: SIVAL1-ARIN mnt-by: MNT-NETCR-1 created: 2022-10-12T04:52:56Z last-modified: 2022-10-12T04:52:56Z source: ARIN rpki-ov-state: valid route: 209.151.96.0/22 origin: AS399337 descr: Netcrawler Inc member-of: AS399337:RS-NETCRAWLER remarks: Geofeed https://www.netcrawler.ca/geofeed/geofeed.csv admin-c: RAJAL-ARIN tech-c: SIVAL1-ARIN mnt-by: MNT-NETCR-1 created: 2024-04-03T20:44:28Z last-modified: 2024-04-03T20:44:28Z source: ARIN rpki-ov-state: valid route: 216.73.176.0/22 origin: AS399337 descr: Netcrawler Inc member-of: AS399337:RS-NETCRAWLER remarks: Geofeed https://www.netcrawler.ca/geofeed/geofeed.csv admin-c: RAJAL-ARIN tech-c: SIVAL1-ARIN mnt-by: MNT-NETCR-1 created: 2022-01-23T05:28:24Z last-modified: 2022-01-23T05:28:24Z source: ARIN rpki-ov-state: valid route6: 2606:9340::/32 origin: AS399337 descr: Netcrawler Inc member-of: AS399337:RS-NETCRAWLER remarks: Geofeed https://www.netcrawler.ca/geofeed/geofeed.csv admin-c: RAJAL-ARIN tech-c: SIVAL1-ARIN mnt-by: MNT-NETCR-1 created: 2022-01-23T05:30:12Z last-modified: 2022-01-23T05:30:12Z source: ARIN rpki-ov-state: valid