These entries are queried from radb.net using whois, you can try my project getting these.
:AS393454 route: 192.35.104.0/24 descr: VW-Cust-87844 origin: AS393454 mnt-by: MAINT-FLEXENTIAL changed: routing [at] viawest.net 20140721 #20:00:47Z source: RADB last-modified: 2023-11-13T15:57:06Z rpki-ov-state: valid route6: 2620:119:f000::/44 descr: VW-Cust-87844 origin: AS393454 mnt-by: MAINT-FLEXENTIAL changed: routing [at] viawest.net 20140721 #20:02:50Z source: RADB last-modified: 2023-11-13T15:57:06Z rpki-ov-state: valid