These entries are queried from radb.net using whois, you can try my project getting these.
:AS10690 route: 192.42.252.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:45:25Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.208.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:45:55Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.209.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:46:18Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.210.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:46:44Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.211.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:47:26Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.212.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:47:44Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.171.213.0/24 descr: Netscout origin: AS10690 mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20180622 #14:48:11Z source: RADB last-modified: 2023-11-13T15:54:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.192.0/24 origin: AS10690 descr: Route added by Astound on behalf of Netscout mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20230410 #11:54:42Z source: RADB last-modified: 2023-11-13T16:15:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.193.0/24 origin: AS10690 descr: Route added by Astound on behalf of Netscout mnt-by: MAINT-AS7459 changed: ipneteng [at] mygrande.com 20230410 #11:55:14Z source: RADB last-modified: 2023-11-13T16:15:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.203.0/24 origin: AS10690 descr: ADDED FOR AS10690 - NETSCOUT Systems Inc. mnt-by: MAINT-AS20052 changed: jeremy.phillips [at] netscout.com 20220518 #03:17:07Z source: RADB last-modified: 2023-11-13T16:11:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.205.0/24 origin: AS10690 descr: ADDED FOR AS10690 - NETSCOUT Systems Inc. mnt-by: MAINT-AS20052 changed: jeremy.phillips [at] netscout.com 20220518 #03:16:39Z source: RADB last-modified: 2023-11-13T16:11:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.206.0/23 origin: AS10690 descr: ADDED FOR AS10690 - NETSCOUT Systems Inc. mnt-by: MAINT-AS20052 changed: jeremy.phillips [at] netscout.com 20220518 #03:16:04Z source: RADB last-modified: 2023-11-13T16:11:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.130.206.0/24 descr: Netscout Systems, Inc.(arbor) origin: AS10690 mnt-by: MAINT-AS27506 changed: jmcnallie [at] lightower.com 20171003 source: RADB last-modified: 2023-11-13T15:51:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source