These entries are queried from radb.net using whois, you can try my project getting these.
:AS25776 route: 129.15.0.0/16 descr: University of Oklahoma (UNIVER-236-Z) origin: AS25776 mnt-by: MAINT-AS5078 changed: routing [at] onenet.net 20120203 #21:52:19Z source: RADB last-modified: 2023-11-13T15:42:02Z rpki-ov-state: valid route: 129.15.0.0/16 descr: Proxy-registered route object origin: AS25776 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 20060421 source: LEVEL3 rpki-ov-state: valid route: 129.15.0.0/16 origin: AS25776 descr: University of Oklahoma admin-c: ZU63-ARIN tech-c: ONENE5-ARIN tech-c: ZU63-ARIN mnt-by: MNT-UNIVER-236-Z created: 2022-04-14T16:30:13Z last-modified: 2022-04-14T16:30:13Z source: ARIN rpki-ov-state: valid route6: 2620:0:2b20::/48 origin: AS25776 descr: University of Oklahoma admin-c: ZU63-ARIN tech-c: ONENE5-ARIN tech-c: TECHN753-ARIN mnt-by: MNT-UNIVER-236 created: 2022-04-14T16:29:14Z last-modified: 2022-04-14T16:29:14Z source: ARIN rpki-ov-state: valid