These entries are queried from radb.net using whois, you can try my project getting these.
:AS54406 route: 64.4.174.0/24 descr: Vultr Customer Route origin: AS54406 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221202 #00:35:57-18000 source: RADB last-modified: 2023-11-13T16:13:11Z rpki-ov-state: valid route: 64.4.174.0/24 descr: Convermax Corp origin: AS54406 mnt-by: MNT-CC-2431 notify: admin [at] convermax.com changed: alex [at] convermax.com 20190816 source: ARIN rpki-ov-state: valid route6: 2620:9c:2000::/48 origin: AS54406 descr: Convermax Corp admin-c: SHCHE-ARIN tech-c: SHCHE-ARIN mnt-by: MNT-CC-2431 created: 2021-08-27T08:39:51Z last-modified: 2021-08-27T08:39:51Z source: ARIN rpki-ov-state: valid route6: 2620:9c:2000::/48 descr: Vultr Customer Route origin: AS54406 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221210 #00:37:49-18000 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: valid