These entries are queried from radb.net using whois, you can try my project getting these.
:AS4474 route: 24.51.50.0/23 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20180118 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.51.50.0/24 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20181030 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.51.51.0/24 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20181030 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.72.192.0/21 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20180118 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.72.200.0/22 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20180118 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.223.100.0/22 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20180118 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.124.81.0/24 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20191001 source: NTTCOM rpki-ov-state: valid route: 67.215.16.0/20 descr: Spectrum networks proxy registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20090924 #08:04:11Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.215.16.0/20 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.21.64.0/20 descr: Spectrum networks proxy registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20090924 #08:03:47Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.21.64.0/20 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 96.31.96.0/19 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20220428 source: NTTCOM last-modified: 2022-04-28T16:59:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 96.31.96.0/19 descr: Spectrum Networks Proxy Registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20090924 #08:04:35Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 96.31.96.0/20 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 96.31.112.0/20 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.36.40.0/22 descr: TCT-ARIN-V4-BLOCK5 origin: AS4474 mnt-by: MAINT-TRICOUNTY changed: networkops [at] tctwest.net 20140528 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.248.136.0/22 descr: TCT ARIN Block 4 origin: AS4474 mnt-by: MAINT-TRICOUNTY changed: networkops [at] tctwest.net 20131114 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.168.40.0/21 descr: Spectrum Networks Proxy Registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20090924 #08:05:27Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.166.135.0/24 descr: Spectrum Networks proxy registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20091007 #09:26:12Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: valid route: 216.166.135.0/24 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: valid route: 216.166.159.0/24 descr: Spectrum Networks proxy registration origin: AS4474 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20091007 #09:25:55Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: valid route: 216.166.159.0/24 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: valid route6: 2604:8c00::/32 descr: Tri County Telephone Assn origin: AS4474 mnt-by: MAINT-TRICOUNTY notify: networkops [at] tctwest.net changed: networkops [at] tctwest.net 20161019 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source