These entries are queried from radb.net using whois, you can try my project getting these.
:AS15118 route: 131.230.224.0/20 descr: Proxy-registered route object origin: AS15118 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: 131.230.224.0/20 origin: AS15118 descr: ICN Customer - SIU School of MED notify: bgp4-admin [at] illinois.gov mnt-by: MAINT-AS6325 changed: lisa.koltun [at] illinois.gov 20210427 #14:14:59Z source: RADB last-modified: 2023-11-13T16:05:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.230.228.0/22 origin: AS15118 descr: Southern Illinois University mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20220208 #03:19:46Z source: RADB last-modified: 2023-11-13T16:09:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.230.236.0/22 origin: AS15118 descr: Southern Illinois University mnt-by: MAINT-BLUEBIRD changed: daniel.johnston [at] bluebirdnetwork.com 20220208 #03:20:15Z source: RADB last-modified: 2023-11-13T16:09:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source