These entries are queried from radb.net using whois, you can try my project getting these.
:AS55291 route: 74.124.60.0/24 descr: PHONO-HARRIS-COUNTY origin: AS55291 remarks: Harris County notify: netops [at] phonoscope.com mnt-by: MAINT-PHONOSCOPE changed: swulf [at] phonoscope.com 20140912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.48.0/22 descr: HARRIS-COUNTY-NETWORK origin: AS55291 remarks: Harris County notify: netops [at] phonoscope.com mnt-by: MAINT-PHONOSCOPE changed: swulf [at] phonoscope.com 20140912 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.48.0/22 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20221122 #15:46:14Z source: RADB last-modified: 2023-11-13T16:13:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.48.0/24 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20221122 #15:47:46Z source: RADB last-modified: 2023-11-13T16:13:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.49.0/24 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20230117 #15:14:54Z source: RADB last-modified: 2023-11-13T16:13:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.50.0/23 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20230117 #15:16:35Z source: RADB last-modified: 2023-11-13T16:13:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.50.0/24 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20221122 #15:46:57Z source: RADB last-modified: 2023-11-13T16:13:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 162.216.51.0/24 origin: AS55291 descr: HCUS Network notify: CommunicationsNetworkEngineering [at] hctx.net mnt-by: MAINT-AS55291 changed: frank.mueller [at] us.hctx.net 20230117 #15:18:19Z source: RADB last-modified: 2023-11-13T16:13:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source