These entries are queried from radb.net using whois, you can try my project getting these.
:AS54239 route: 12.177.5.0/24 origin: AS54239 mnt-by: MNT-BHTC tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T15:29:19Z last-modified: 2020-08-05T15:29:19Z descr: MNT-BHTC route 012.177.005.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 12.192.16.0/24 origin: AS54239 mnt-by: MNT-BHTC tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T15:30:32Z last-modified: 2020-08-05T15:30:32Z descr: MNT-BHTC route 012.192.016.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 12.192.17.0/24 origin: AS54239 mnt-by: MNT-BHTC tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T15:31:07Z last-modified: 2020-08-05T15:31:07Z descr: MNT-BHTC route 012.192.017.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.13.224.0/22 origin: AS54239 descr: 22 from Bloomingdale admin-c: KC222-ARIN tech-c: KC222-ARIN mnt-by: MNT-CTGL-5 created: 2021-12-13T12:05:33Z last-modified: 2021-12-13T12:05:33Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.13.224.0/24 origin: AS54239 descr: Block from Bloomingdale admin-c: KC222-ARIN tech-c: KC222-ARIN mnt-by: MNT-CTGL-5 created: 2021-12-13T12:04:28Z last-modified: 2021-12-13T12:04:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.13.225.0/24 origin: AS54239 mnt-by: MNT-CTGL-5 tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T18:35:23Z last-modified: 2020-08-05T18:35:23Z descr: MNT-CTGL-5 route 204.013.225.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.13.226.0/24 origin: AS54239 mnt-by: MNT-CTGL-5 tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T18:36:08Z last-modified: 2020-08-05T18:36:08Z descr: MNT-CTGL-5 route 204.013.226.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.13.227.0/24 origin: AS54239 mnt-by: MNT-CTGL-5 tech-c: KC222-ARIN admin-c: KC222-ARIN source: ARIN created: 2020-08-05T18:36:49Z last-modified: 2020-08-05T18:36:49Z descr: MNT-CTGL-5 route 204.013.227.000/24 AS54239 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:470:2e5::/48 origin: AS54239 descr: NET-2001-470-2e5---48-AS54239 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2024-04-24T01:45:14Z last-modified: 2024-04-24T01:45:14Z rpki-ov-state: valid