These entries are queried from radb.net using whois, you can try my project getting these.
:AS14143 route: 104.219.136.0/21 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.137.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.138.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.139.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.140.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.141.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.142.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.219.143.0/24 descr: PNAP-DAL massivenetwork 3065635 origin: AS14143 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180120 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source