These entries are queried from radb.net using whois, you can try my project getting these.
:AS398406 route: 216.250.226.0/23 origin: AS398406 descr: ASPHALT MATERIALS, INC admin-c: POSTB19-ARIN tech-c: CJI9-ARIN tech-c: DUNCA364-ARIN tech-c: POSTB19-ARIN tech-c: WAMPL-ARIN tech-c: WAMPL16-ARIN tech-c: WAMPL17-ARIN mnt-by: MNT-AM-2846 created: 2021-09-29T14:38:03Z last-modified: 2021-10-19T15:11:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.250.226.0/24 origin: AS398406 descr: 5400 W 86th St Indianapolis IN 46268 United States admin-c: POSTB19-ARIN tech-c: CJI9-ARIN tech-c: DUNCA364-ARIN tech-c: POSTB19-ARIN tech-c: WAMPL-ARIN tech-c: WAMPL16-ARIN tech-c: WAMPL17-ARIN mnt-by: MNT-AM-2846 created: 2021-03-11T14:18:45Z last-modified: 2021-10-19T15:11:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.250.226.0/24 origin: AS398406 descr: Proxy route for asphalt Materials, Inc mnt-by: MAINT-AS32703 changed: ppatel [at] intelligentfiber.com 20210416 #13:25:34Z source: RADB last-modified: 2023-11-13T16:11:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.250.227.0/24 origin: AS398406 descr: 5400 W 86th St Indianapolis IN 46268 United States admin-c: POSTB19-ARIN tech-c: CJI9-ARIN tech-c: DUNCA364-ARIN tech-c: POSTB19-ARIN tech-c: WAMPL-ARIN tech-c: WAMPL16-ARIN tech-c: WAMPL17-ARIN mnt-by: MNT-AM-2846 created: 2021-03-11T14:19:07Z last-modified: 2021-10-19T15:11:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.250.227.0/24 origin: AS398406 descr: Proxy route for asphalt materials, Inc mnt-by: MAINT-AS32703 changed: ppatel [at] intelligentfiber.com 20210416 #13:26:41Z source: RADB last-modified: 2023-11-13T16:11:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source