These entries are queried from radb.net using whois, you can try my project getting these.
:AS44408 route: 194.54.12.0/23 descr: Route Object for AS 44408 origin: AS44408 mnt-routes: SBRF-mnt mnt-routes: PVBSBRF-MNT-RIPE mnt-by: PVBSBRF-MNT-RIPE mnt-by: SBRF-mnt created: 2009-03-24T09:45:56Z last-modified: 2021-11-12T09:26:06Z 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: 194.54.12.0/24 descr: Sber-Samara origin: AS44408 mnt-lower: PVBSBRF-MNT-RIPE mnt-routes: PVBSBRF-MNT-RIPE mnt-lower: SBRF-mnt mnt-routes: SBRF-mnt mnt-by: PVBSBRF-MNT-RIPE mnt-by: SBRF-mnt created: 2012-12-19T11:48:47Z last-modified: 2021-11-12T09:26:58Z 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: 194.54.13.0/24 descr: Sber-Samara origin: AS44408 mnt-lower: PVBSBRF-MNT-RIPE mnt-lower: SBRF-mnt mnt-routes: PVBSBRF-MNT-RIPE mnt-routes: SBRF-mnt mnt-by: PVBSBRF-MNT-RIPE mnt-by: SBRF-mnt created: 2012-11-21T07:07:45Z last-modified: 2021-11-12T09:27:34Z 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