These entries are queried from radb.net using whois, you can try my project getting these.
:AS16546 route: 63.98.199.0/24 descr: PNAP-NYM vnu2 origin: AS16546 mnt-by: MAINT-AS1828 changed: prohrman [at] internap.com 20010215 source: RADB last-modified: 2023-11-13T16:14:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 63.251.31.0/24 descr: PNAP-NYC vnu origin: AS16546 mnt-by: MAINT-AS1828 changed: jmontoya [at] internap.com 20020826 source: RADB last-modified: 2023-11-13T16:13:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.162.189.0/24 descr: PNAP-NYC vnu origin: AS16546 mnt-by: MAINT-AS1828 changed: jmontoya [at] internap.com 20020228 source: RADB last-modified: 2023-11-13T16:13:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 70.42.60.0/24 descr: PNAP-BSN VNU route origin: AS16546 mnt-by: MAINT-AS1828 changed: scottl [at] internap.com 20060814 source: RADB last-modified: 2023-11-13T16:13:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.7.101.0/24 origin: AS16546 descr: Proxy route for AS16546 mnt-by: MAINT-AS10835 changed: jeremy [at] vcn.com 20200316 #20:28:58Z source: RADB last-modified: 2023-11-13T16:00:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.249.170.0/24 descr: PNAP-NYC vnu origin: AS16546 mnt-by: MAINT-AS1828 changed: jmontoya [at] internap.com 20020312 source: RADB last-modified: 2023-11-13T16:13:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source