These entries are queried from radb.net using whois, you can try my project getting these.
:AS41203 route: 89.207.48.0/21 origin: AS41203 descr: Prolexic Technologies, Inc. mnt-by: MAINT-AS32787 changed: dborovyk [at] akamai.com 20191002 #08:23:12Z source: RADB last-modified: 2023-11-13T16:13:34Z rpki-ov-state: valid route: 89.207.48.0/21 descr: DPD-89.207.48/21 origin: AS41203 mnt-by: DPDGROUPUK-INFRA mnt-by: DPDGROUPUK-INFRA-MNT created: 2017-10-26T15:06:21Z last-modified: 2017-10-26T15:06:58Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 89.207.48.0/24 descr: Akamai Technologies, Inc origin: AS41203 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20211025 last-modified: 2023-11-13T16:13:35Z rpki-ov-state: valid route: 89.207.49.0/24 descr: Akamai Technologies, Inc origin: AS41203 mnt-by: MAINT-AS32787 source: RADB changed: ameyer [at] akamai.com 20211025 last-modified: 2023-11-13T16:13:35Z rpki-ov-state: valid