These entries are queried from radb.net using whois, you can try my project getting these.
:AS397525 route: 199.16.240.0/22 origin: AS397525 descr: Alpha1Servers LLC Irvine, CA admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2022-01-01T21:39:52Z last-modified: 2022-01-01T21:39:52Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.16.240.0/24 origin: AS397525 descr: Alpha1Servers LLC Irvine, CA admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2021-11-11T02:43:59Z last-modified: 2021-11-11T02:43:59Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.16.241.0/24 origin: AS397525 descr: Alpha1Servers LLC Irvine, CA admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2021-11-11T02:45:09Z last-modified: 2021-11-11T02:45:09Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.16.242.0/24 origin: AS397525 descr: Alpha1Servers LLC Irvine, CA admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2021-11-11T02:52:36Z last-modified: 2021-11-11T02:52:36Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.16.243.0/24 origin: AS397525 descr: Alpha1Servers LLC Irvine, CA admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2021-11-11T02:53:53Z last-modified: 2021-11-11T02:53:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:fac7::/36 origin: AS397525 descr: Alpha1Servers LLC IPv6 admin-c: ANO107-ARIN tech-c: HOSTM2106-ARIN mnt-by: MNT-AL-2479 created: 2024-01-31T04:26:23Z last-modified: 2024-01-31T04:26:23Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source