These entries are queried from radb.net using whois, you can try my project getting these.
:AS394334 route: 38.65.52.0/22 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS394334 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.86.248.0/21 descr: Switch Communications Customer Route origin: AS394334 member-of: RS-AS23005 remarks: Route for Netlink Voice remarks: 172.86.248.0/21-24 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20201012 #22:17:56Z source: RADB last-modified: 2023-11-13T16:02:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.86.248.0/21 origin: AS394334 descr: 400 Liberty Park Court Flowood MS 39232 United States admin-c: NNP-ARIN tech-c: NNP-ARIN mnt-by: MNT-NVL-9 created: 2023-03-29T15:22:38Z last-modified: 2023-03-29T15:22:38Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.86.250.0/24 origin: AS394334 descr: 400 Liberty Park Court Flowood MS 39232 United States admin-c: NNP-ARIN tech-c: NNP-ARIN mnt-by: MNT-NVL-9 created: 2023-03-29T15:24:11Z last-modified: 2023-03-29T15:24:11Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.86.251.0/24 origin: AS394334 mnt-by: MNT-NVL-9 descr: Netlink Voice Atlanta, GA tech-c: NNP-ARIN admin-c: NNP-ARIN source: ARIN created: 2020-10-25T05:53:32Z last-modified: 2020-10-25T05:53:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 172.86.252.0/24 origin: AS394334 mnt-by: MNT-NVL-9 descr: Netlink Voice Las Vegas, NV tech-c: NNP-ARIN admin-c: NNP-ARIN source: ARIN created: 2020-10-27T20:49:03Z last-modified: 2020-10-27T20:49:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source