These entries are queried from radb.net using whois, you can try my project getting these.
:AS1734 route: 192.124.40.0/23 descr: proxy registration origin: AS1734 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20160308 #22:06:47Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.124.40.0/23 descr: DeLong Consulting IPv4-192-124-40 origin: AS1734 mnt-by: MAINT-DELONG changed: owen [at] delong.com 20230726 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.124.90.0/24 descr: Beyond Dreams origin: AS1734 mnt-by: MAINT-DREAMS changed: hostmaster-altdb-dist [at] beyond.dreams.org 20200722 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.159.10.0/24 descr: DeLong Consulting IPv4-192-159-10 origin: AS1734 mnt-by: MAINT-DELONG changed: owen [at] delong.com 20230726 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.159.10.0/24 descr: proxy registration origin: AS1734 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20160308 #22:09:50Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:470:167::/48 origin: AS1734 descr: NET-2001-470-167---48-AS1734 admin-c: ZH17-ARIN tech-c: ZH17-ARIN mnt-by: MNT-HURC source: ARIN created: 2023-07-22T01:45:13Z last-modified: 2023-07-22T01:45:13Z rpki-ov-state: valid route6: 2620:0:930::/48 descr: DeLong Consulting IPv6-001 origin: AS1734 mnt-by: MAINT-DELONG changed: owen [at] delong.com 20230726 source: ALTDB rpki-ov-state: valid route6: 2620:0:930::/48 origin: AS1734 mnt-by: MNT-DELONG tech-c: OD19-ARIN admin-c: OD19-ARIN member-of: RS-DELONG source: ARIN created: 2020-07-22T17:42:49Z last-modified: 2020-07-22T17:42:49Z descr: MNT-DELONG route 2620:0000:0930:0000:0000:0000:0000:0000/48 AS1734 rpki-ov-state: valid route6: 2620:0:930::/48 origin: AS1734 descr: DeLong Consulting mnt-by: MAINT-AS36236 changed: ops [at] netactuate.com 20200624 #02:38:26Z source: RADB last-modified: 2023-11-13T16:01:02Z rpki-ov-state: valid