These entries are queried from radb.net using whois, you can try my project getting these.
:AS21806 route: 205.235.160.0/20 descr: national Fuel Gas Distribution origin: AS21806 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20171106 source: RADB last-modified: 2023-11-13T15:52:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.235.160.0/24 descr: Proxy-registered route object origin: AS21806 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 20070724 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.235.160.0/24 descr: RR-RC-National Fuel Gas Distribution Corporation origin: AS21806 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.235.173.0/24 descr: RR-RC-National Fuel Gas Distribution Corporation origin: AS21806 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.235.175.0/24 descr: RR-RC-National Fuel Gas Distribution Corporation origin: AS21806 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source