These entries are queried from radb.net using whois, you can try my project getting these.
:AS400312 route: 23.131.168.0/24 origin: AS400312 descr: Khitomer Networks, LLC 1309 Coffeen Avenue STE 1200 Sheridan WY 82801 United States admin-c: ADMIN7971-ARIN tech-c: HOSTM2159-ARIN mnt-by: MNT-KNL-20 created: 2022-02-08T22:39:40Z last-modified: 2022-02-08T22:39:40Z source: ARIN rpki-ov-state: valid route6: 2602:fbf0::/32 origin: AS400312 descr: Khitomer Networks, LLC 1309 Coffeen Avenue STE 1200 Sheridan WY 82801 United States admin-c: ADMIN7971-ARIN tech-c: HOSTM2159-ARIN mnt-by: MNT-KNL-20 created: 2022-02-23T23:15:56Z last-modified: 2022-02-23T23:15:56Z source: ARIN rpki-ov-state: valid