These entries are queried from radb.net using whois, you can try my project getting these.
:AS12184 route: 64.72.79.0/24 descr: Forrester Research admin-c: MU1-LEVEL3 tech-c: MU1-LEVEL3 origin: AS12184 mnt-by: MASERGY-MNT changed: kkyle [at] masergy.com 20140826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.72.79.0/24 descr: PNAP-BSN Forrester Research Inc. origin: AS12184 mnt-by: MAINT-AS1828 changed: djaffers [at] internap.com 20110929 source: RADB last-modified: 2023-11-13T16:14:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.201.44.0/23 descr: Forrester Research admin-c: MU1-LEVEL3 tech-c: MU1-LEVEL3 origin: AS12184 mnt-by: MASERGY-MNT changed: kkyle [at] masergy.com 20140826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.201.44.0/23 descr: PNAP-BSN Forrester Research Inc. origin: AS12184 mnt-by: MAINT-AS1828 changed: djaffers [at] internap.com 20090828 source: RADB last-modified: 2023-11-13T16:14:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.201.44.0/24 descr: PNAP-BSN Forrester Research Inc. origin: AS12184 mnt-by: MAINT-AS1828 changed: djaffers [at] internap.com 20090828 source: RADB last-modified: 2023-11-13T16:14:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.201.45.0/24 descr: PNAP-BSN Forrester Research Inc. origin: AS12184 mnt-by: MAINT-AS1828 changed: djaffers [at] internap.com 20090828 source: RADB last-modified: 2023-11-13T16:14:15Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.201.110.0/24 descr: PNAP-BSN forrester route origin: AS12184 mnt-by: MAINT-AS1828 changed: dennisc [at] internap.com 20110729 source: RADB last-modified: 2023-11-13T16:14:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 94.31.8.0/24 origin: AS12184 mnt-by: ABOVENET-MNT created: 2019-02-20T15:11:05Z last-modified: 2019-02-20T15:11:05Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 204.179.229.0/24 descr: Forrester Research admin-c: MU1-LEVEL3 tech-c: MU1-LEVEL3 origin: AS12184 mnt-by: MASERGY-MNT changed: kkyle [at] masergy.com 20140826 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.179.229.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS12184 remarks: Proxy add for customer Forrester Research mnt-by: MAINT-AS7922 changed: brian_malik [at] cable.comcast.com 20140606 #13:39:34Z source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source