These entries are queried from radb.net using whois, you can try my project getting these.
:AS400283 route: 207.90.251.0/24 origin: AS400283 descr: 30 Ardmore Ave, Suite 325 Ardmore PA 19003 United States admin-c: EGA65-ARIN tech-c: EGA65-ARIN mnt-by: MNT-EG-291 created: 2022-01-07T21:10:18Z last-modified: 2022-01-07T21:10:18Z source: ARIN rpki-ov-state: valid route6: 2602:fbf9::/40 origin: AS400283 descr: 30 Ardmore Ave, Suite 325 Ardmore PA 19003 United States admin-c: EGA65-ARIN tech-c: EGA65-ARIN mnt-by: MNT-EG-291 created: 2021-12-07T03:37:48Z last-modified: 2021-12-07T03:37:48Z source: ARIN rpki-ov-state: valid