These entries are queried from radb.net using whois, you can try my project getting these.
:AS30399 route: 23.152.40.0/24 origin: AS30399 descr: Host-Engine.com DDos Protected Network admin-c: LLOYD339-ARIN tech-c: LLOYD339-ARIN mnt-by: MNT-HEC-114 created: 2023-05-25T05:33:34Z last-modified: 2023-05-25T05:33:34Z source: ARIN rpki-ov-state: valid route: 23.152.41.0/24 origin: AS30399 descr: HE v64 Dallas admin-c: LLOYD339-ARIN tech-c: LLOYD339-ARIN mnt-by: MNT-HEC-114 created: 2023-11-30T15:04:26Z last-modified: 2023-11-30T15:04:26Z source: ARIN rpki-ov-state: valid route6: 2001:470:1da::/48 origin: AS30399 descr: NET-2001-470-1da---48-AS30399 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2023-10-17T01:45:13Z last-modified: 2023-10-17T01:45:13Z rpki-ov-state: valid route6: 2602:fa82::/36 origin: AS30399 descr: HEAntiDDoSv6 admin-c: LLOYD339-ARIN tech-c: LLOYD339-ARIN mnt-by: MNT-HEC-114 created: 2023-05-25T05:38:35Z last-modified: 2023-05-25T05:38:35Z source: ARIN rpki-ov-state: valid