These entries are queried from radb.net using whois, you can try my project getting these.
:AS397181 route: 23.128.160.0/24 origin: AS397181 descr: Stack Harbor Inc 486 Sainte-Catherine West Suite 300 Montreal QC H3B 1A6 Canada + http://www.stackharbor.com/ Standard NOC hours are 9:00 AM to 6:00 PM EST admin-c: NOC31949-ARIN tech-c: NOC31949-ARIN mnt-by: MNT-SH-282 created: 2023-07-19T01:45:46Z last-modified: 2023-07-19T01:45:46Z source: ARIN rpki-ov-state: valid route6: 2604:c840::/32 origin: AS397181 descr: 486 Sainte-Catherine West Suite 300 Montreal QC H3B 1A6 Canada admin-c: NOC31949-ARIN tech-c: NOC31949-ARIN mnt-by: MNT-SH-282 created: 2023-08-29T00:45:26Z last-modified: 2023-08-29T00:45:26Z source: ARIN rpki-ov-state: valid