These entries are queried from radb.net using whois, you can try my project getting these.
:AS16561 route: 63.251.227.0/24 descr: PNAP-SFJ ariba origin: AS16561 mnt-by: MAINT-AS1828 changed: duncan [at] internap.com 20000622 source: RADB last-modified: 2023-11-13T16:14:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.133.38.0/24 descr: SAP DC WW SAP-US-SCL-1 SAP Ariba origin: AS16561 mnt-by: MAINT-SAP source: RADB changed: braun [at] sap.com 20220328 last-modified: 2023-11-13T16:10:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.133.38.0/24 descr: SAP DC WW descr: SAP-US-SCL-1 descr: SAP Ariba origin: AS16561 admin-c: MB1563-ARIN tech-c: MB1563-ARIN mnt-by: MNT-SYBASE-Z source: ARIN created: 2022-04-26T16:23:29Z last-modified: 2022-04-26T16:23:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.133.209.0/24 descr: SAP Ariba US1 US origin: AS16561 mnt-by: MAINT-SAP source: RADB changed: braun [at] sap.com 20220328 last-modified: 2023-11-13T16:10:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.133.209.0/24 descr: SAP Ariba US1 descr: US origin: AS16561 admin-c: MB1563-ARIN tech-c: MB1563-ARIN mnt-by: MNT-SYBASE-Z source: ARIN created: 2022-04-26T16:23:05Z last-modified: 2022-04-26T16:23:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.251.25.0/24 descr: PNAP-SFJ ariba origin: AS16561 mnt-by: MAINT-AS1828 changed: duncan [at] internap.com 20000705 source: RADB last-modified: 2023-11-13T16:14:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.109.104.0/23 descr: PNAP-SFJ ariba origin: AS16561 mnt-by: MAINT-AS1828 changed: jmontoya [at] internap.com 20020116 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: 216.109.108.0/23 descr: PNAP-BSN ariba route origin: AS16561 mnt-by: MAINT-AS1828 changed: mpalladino [at] internap.com 20051101 source: RADB last-modified: 2023-11-13T16:13:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.109.108.0/24 descr: PNAP-BSN ariba route origin: AS16561 mnt-by: MAINT-AS1828 changed: mpalladino [at] internap.com 20051101 source: RADB last-modified: 2023-11-13T16:13:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source