These entries are queried from radb.net using whois, you can try my project getting these.
:AS208504 route: 23.154.152.0/24 origin: AS208504 descr: 1329 Yuma St Colorado springs CO 80909 United States admin-c: AKPOM-ARIN tech-c: AKPOM-ARIN tech-c: SOUND2-ARIN mnt-by: MNT-SL-2149 created: 2023-06-23T00:52:51Z last-modified: 2023-07-25T09:16:06Z source: ARIN rpki-ov-state: valid