These entries are queried from radb.net using whois, you can try my project getting these.
:AS396845 route: 141.193.208.0/23 descr: Delivra, Inc. origin: AS396845 notify: nie+radb [at] campaignmonitor.com notify: admin [at] delivra.com mnt-by: MAINT-AS55819 changed: noc+radb [at] campaignmonitor.com 20180507 #06:29:05Z source: RADB last-modified: 2023-11-13T15:53:39Z rpki-ov-state: valid route: 141.193.208.0/24 origin: AS396845 descr: Delivra, Inc. notify: nie+radb [at] campaignmonitor.com notify: admin [at] delivra.com mnt-by: MAINT-AS55819 changed: noc+radb [at] campaignmonitor.com 20220328 #01:33:10Z source: RADB last-modified: 2023-11-13T16:10:14Z rpki-ov-state: valid route: 141.193.209.0/24 origin: AS396845 descr: Delivra, Inc. notify: nie+radb [at] campaignmonitor.com notify: admin [at] delivra.com mnt-by: MAINT-AS55819 changed: noc+radb [at] campaignmonitor.com 20220329 #13:42:01Z source: RADB last-modified: 2023-11-13T16:10:14Z rpki-ov-state: valid