These entries are queried from radb.net using whois, you can try my project getting these.
:AS400735 route: 38.46.56.0/21 origin: AS400735 descr: Wavefly Core Network mnt-by: MAINT-AS400735 changed: tcrowe [at] wavefly.com 20240327 # 1927Z source: RADB last-modified: 2024-03-27T19:27:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.48.96.0/20 origin: AS400735 descr: WaveFly Core Network admin-c: NOC33165-ARIN tech-c: SUPPO2284-ARIN mnt-by: MAINT-AS400735 changed: tcrowe [at] cybernop.com 20220522 #06:28:23Z source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 38.48.112.0/21 origin: AS400735 descr: WaveFly Core Network admin-c: NOC33165-ARIN tech-c: SUPPO2284-ARIN mnt-by: MAINT-AS400735 changed: tcrowe [at] cybernop.com 20220522 #06:26:45Z source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2605:dfc0::/32 origin: AS400735 descr: WaveFly Core Network admin-c: NOC33165-ARIN tech-c: SUPPO2284-ARIN mnt-by: MAINT-AS400735 changed: tcrowe [at] cybernop.com 20220522 #06:30:41Z source: RADB last-modified: 2023-11-13T16:11:22Z rpki-ov-state: valid