These entries are queried from radb.net using whois, you can try my project getting these.
:AS399517 route: 23.178.240.0/24 origin: AS399517 descr: SFX MC-Hosting ipv4 block admin-c: Scott Brown at PixelFactory DC tech-c: Jon Larsen mnt-by: MAINT-AS32425 changed: jlarsen [at] richweb.com 20210505 #15:05:32Z source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.112.66.0/24 origin: AS399517 descr: SFX Works admin-c: Samuel Walker tech-c: C Jon Larsen mnt-by: MAINT-AS32425 changed: jlarsen [at] richweb.com 20230226 #04:30:19Z source: RADB last-modified: 2023-11-13T16:15:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fc89::/36 origin: AS399517 descr: SFX MC-Hosting ipv6 block admin-c: Scott Brown at PixelFactory DC tech-c: Jon Larsen mnt-by: MAINT-AS32425 changed: jlarsen [at] richweb.com 20210505 #15:03:53Z source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source