These entries are queried from radb.net using whois, you can try my project getting these.
:AS393347 route: 52.144.0.0/20 descr: RR-RC- Toll Free Forwarding Pacwest origin: AS393347 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.0.0/20 descr: TollfreeForwarding origin: AS393347 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: rrosa [at] ap.equinix.com 20160708 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.0.0/24 descr: PNAP-LAX origin: AS393347 mnt-by: MAINT-AS1828 changed: rcazacenco [at] internap.com 20181024 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: 52.144.1.0/24 descr: PNAP-ACS tollrefree origin: AS393347 mnt-by: MAINT-AS1828 changed: dpope [at] internap.com 20160714 source: RADB last-modified: 2023-11-13T16:14:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.3.0/24 descr: PNAP-FRA002 PANDA 2778461 origin: AS393347 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20170305 source: RADB last-modified: 2023-11-13T16:14:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.4.0/24 descr: TOLLFREEFORWARDING.COM origin: AS393347 mnt-by: MAINT-EQUINIXPAC changed: mrivas [at] ap.equinix.com 20220330 source: NTTCOM last-modified: 2022-03-29T16:15:03Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.5.0/24 descr: Tollfree Forwarding origin: AS393347 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: antan [at] ap.equinix.com 20190603 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.6.0/24 descr: Toll Free Forwarding origin: AS393347 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: jvaliente [at] ap.equinix.com 20160713 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.9.0/24 descr: Proxy route object registered by AS38195 origin: AS393347 remarks: This route object was created by Superloop on behalf of a customer. notify: peering [at] superloop.com mnt-by: MAINT-AS38195 changed: peering [at] superloop.com 20190711 source: RADB last-modified: 2023-11-13T16:18:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.9.0/24 descr: Tollfree Forwarding origin: AS393347 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: antan [at] ap.equinix.com 20190603 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 52.144.10.0/24 descr: PNAP-FRA002 panda 3202350 origin: AS393347 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20180516 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: 199.5.147.0/24 descr: Toll Free Forwarding Pacwest origin: AS393347 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.207.0.0/24 descr: Toll Free Forwarding Pacwest origin: AS393347 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:129:5001::/48 descr: PNAP-ACS origin: AS393347 mnt-by: MAINT-AS1828 changed: rcazacenco [at] internap.com 20190313 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:129:5002::/48 descr: PNAP-LAX PANDA origin: AS393347 mnt-by: MAINT-AS1828 changed: mjasmin [at] internap.com 20180419 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:129:5003::/48 descr: PNAP-FRA002 panda INC0021135 origin: AS393347 mnt-by: MAINT-AS1828 changed: tgooch [at] internap.com 20190306 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:129:5004::/48 descr: PNAP-HKG001 Panda Global Communications, LLC origin: AS393347 mnt-by: MAINT-AS1828 changed: mkyrnin [at] internap.com 20190812 source: RADB last-modified: 2023-11-13T16:16:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:129:5005::/48 descr: TollfreeForwarding origin: AS393347 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: mesclamado [at] ap.equinix.com 20190409 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source