These entries are queried from radb.net using whois, you can try my project getting these.
:AS30164 route: 24.49.144.0/20 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:24:32Z 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: 24.51.32.0/19 descr: SPectrum Networks Proxy registration origin: AS30164 mnt-by: MAINT-AS11404 changed: erica [at] spectrumnet.us 20130219 #20:18:03Z 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: 24.51.50.0/23 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:22:32Z 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: 24.72.192.0/19 descr: Spectrum Networks Proxy registration origin: AS30164 mnt-by: MAINT-AS11404 changed: erica [at] spectrumnet.us 20130219 #20:17:23Z 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: 24.72.192.0/20 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:23:30Z 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: 24.72.208.0/21 descr: NE KMA origin: AS30164 mnt-by: MAINT-CHTR-WD changed: denny.derda [at] chartercom.com 20141103 #21:40:04Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.223.64.0/22 descr: Spectrum Networks Proxy registration origin: AS30164 mnt-by: MAINT-AS11404 changed: erica [at] spectrumnet.us 20130219 #20:15:58Z 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: 24.223.96.0/19 descr: Spectrum Networks Proxy registration origin: AS30164 mnt-by: MAINT-AS11404 changed: erica [at] spectrumnet.us 20130219 #20:16:47Z 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: 63.162.210.0/23 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:24:53Z 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: 63.169.41.0/24 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:25:08Z 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: 63.170.84.0/24 descr: Spectrum Proxy Registration origin: AS30164 mnt-by: MAINT-AS11404 changed: bguzman [at] wavebroadband.com 20151008 #23:25:28Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source