These entries are queried from radb.net using whois, you can try my project getting these.
:AS31886 route: 131.104.0.0/16 descr: AS31886 proxy-registered route by Cogent origin: AS31886 remarks: Proxy-registered route object remarks: for Cogent customer notify: neteng [at] cogentco.com mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20040517 source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: valid route: 131.104.0.0/17 descr: Proxy-registered route object origin: AS31886 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 20041019 source: LEVEL3 rpki-ov-state: valid route: 131.104.0.0/18 origin: AS31886 descr: Networking Services Johnston Hall University of Guelph Guelph ON N1G-2W1 Canada admin-c: Network Operations Centre tech-c: Sorin Chiorean remarks: Advertise IP Block for The University of Guelph notify: support [at] packetworks.net mnt-by: MAINT-AS15024 changed: support [at] packetworks.net 20200626 #19:42:00Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid route: 131.104.128.0/17 origin: AS31886 descr: Networking Services Johnston Hall University of Guelph Guelph ON N1G-2W1 Canada admin-c: Network Operations Centre tech-c: Sorin Chiorean remarks: Advertise IP Block for The University of Guelph notify: support [at] packetworks.net mnt-by: MAINT-AS15024 changed: support [at] packetworks.net 20200626 #19:46:35Z source: RADB last-modified: 2023-11-13T16:01:03Z rpki-ov-state: valid