These entries are queried from radb.net using whois, you can try my project getting these.
:AS30283 route: 199.5.146.0/24 descr: Proxy-registered route object origin: AS30283 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20160825 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.5.146.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:20:16Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.181.219.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:16:50Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.0.0/24 descr: MOFO - Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.1.0/24 descr: MOFO origin: AS30283 notify: net-support [at] ap.equinix.com notify: ap-noc [at] ap.equinix.com mnt-by: MAINT-EQUINIXPAC changed: rpare [at] ap.equinix.com 20161020 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.1.0/24 descr: MOFO - Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.2.0/24 descr: MOFO - Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.3.0/24 descr: origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20091113 #18:43:54Z source: RADB last-modified: 2023-11-13T15:40:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.3.0/24 descr: tkt 3755763 origin: AS30283 mnt-by: LEVEL3-MNT changed: hyunji2.cozart [at] level3.com 20091106 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.4.0/24 descr: origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20091113 #18:43:54Z source: RADB last-modified: 2023-11-13T15:40:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.4.0/24 descr: 3551816 origin: AS30283 mnt-by: LEVEL3-MNT changed: donald.baker [at] level3.com 20090731 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.5.0/24 descr: Proxy-registered route object origin: AS30283 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20070216 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.5.0/24 descr: MOFO - Morrison & Foerster LLP San Francisco, CA USA origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20091113 #18:46:12Z source: RADB last-modified: 2023-11-13T15:40:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.6.0/24 origin: AS30283 descr: MOFO - Morrison & Foerster LLP Tokyo, Japan mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20200516 #07:09:38Z source: RADB last-modified: 2023-11-13T16:00:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.7.0/24 descr: Proxy-registered route object origin: AS30283 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20051029 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.130.7.0/24 descr: MOFO - Morrison & Foerster LLP New York, NY USA origin: AS30283 mnt-by: MAINT-AS30283 changed: dns-admin [at] mofo.com 20091113 #19:24:39Z source: RADB last-modified: 2023-11-13T15:40:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.120.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:29:55Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.121.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:30:34Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.122.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:31:23Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.123.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:33:47Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.124.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:34:14Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.125.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:34:48Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.126.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:35:28Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.132.127.0/24 descr: Morrison & Foerster LLP origin: AS30283 mnt-by: MAINT-AS30283 changed: klai [at] mofo.com 20100719 #21:36:16Z source: RADB last-modified: 2023-11-13T15:40:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source