These entries are queried from radb.net using whois, you can try my project getting these.
:AS48337 route: 172.104.0.0/22 descr: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA origin: AS48337 admin-c: MAINT-LINODE tech-c: MAINT-LINODE remarks: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA notify: noc [at] linode.com mnt-by: MAINT-LINODE changed: tduff [at] linode.com 20180115 #20:18:07Z source: RADB last-modified: 2023-11-13T15:53:03Z rpki-ov-state: valid route: 172.104.0.0/24 descr: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA origin: AS48337 admin-c: MAINT-LINODE tech-c: MAINT-LINODE remarks: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA notify: noc [at] linode.com mnt-by: MAINT-LINODE changed: tduff [at] linode.com 20180423 #18:44:27Z source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: valid route: 172.104.1.0/24 descr: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA origin: AS48337 admin-c: MAINT-LINODE tech-c: MAINT-LINODE remarks: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA notify: noc [at] linode.com mnt-by: MAINT-LINODE changed: tduff [at] linode.com 20180423 #18:45:19Z source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: valid route: 172.104.2.0/24 descr: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA origin: AS48337 admin-c: MAINT-LINODE tech-c: MAINT-LINODE remarks: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA notify: noc [at] linode.com mnt-by: MAINT-LINODE changed: tduff [at] linode.com 20180423 #18:46:23Z source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: valid route: 172.104.3.0/24 descr: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA origin: AS48337 admin-c: MAINT-LINODE tech-c: MAINT-LINODE remarks: Linode, LLC 329 E. Jimmie Leeds Road, Suite A Galloway, NJ 08205 USA notify: noc [at] linode.com mnt-by: MAINT-LINODE changed: tduff [at] linode.com 20180423 #18:46:59Z source: RADB last-modified: 2023-11-13T15:53:26Z rpki-ov-state: valid route6: 2400:8905::/32 descr: Akamai - Linode origin: AS48337 mnt-by: MAINT-AP-AKAMAI last-modified: 2022-12-21T11:46:54Z source: APNIC rpki-ov-state: valid