These entries are queried from radb.net using whois, you can try my project getting these.
:AS397332 route: 23.90.88.0/22 origin: AS397332 descr: Proxy Registration for City of Anacortes- AS397322 mnt-by: MAINT-AS11404 changed: tcrow [at] wavebroadband.com 20191018 #01:12:54Z source: RADB last-modified: 2023-11-13T15:58:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 45.115.204.0/22 origin: AS397332 descr: City of Anacortes - Proxy Registration mnt-by: MAINT-AS11404 changed: cbuike [at] wavebroadband.com 20201222 #16:49:47Z source: RADB last-modified: 2023-11-13T16:03:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 75.119.180.0/22 origin: AS397332 descr: City of Anacortes mnt-by: MAINT-AS11404 changed: chris.oyler [at] astound.com 20220729 #21:22:55Z source: RADB last-modified: 2023-11-13T16:11:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.203.12.0/22 descr: Proxy-registered route object origin: AS397332 remarks: City of Anacortes mnt-by: MAINT-AS16713 source: RADB last-modified: 2023-11-21T17:18:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fdfa::/36 origin: AS397332 descr: Proxy registration for City of Anacortes- AS397332 mnt-by: MAINT-AS11404 changed: tcrow [at] wavebroadband.com 20191018 #01:13:46Z source: RADB last-modified: 2023-11-13T15:58:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source