These entries are queried from radb.net using whois, you can try my project getting these.
:AS10848 route: 66.97.0.0/20 descr: RR-RC-NTT DATA Inc-Northwest origin: AS10848 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20210331 #21:48:01Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.39.160.0/19 descr: RR-RC-NTT DATA Inc-Northwest origin: AS10848 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20210331 #21:48:01Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.39.160.0/20 descr: FOCC-CUST-69.39.160.0/20 origin: AS10848 remarks: +------------------------------+ remarks: + Focal Communications remarks: + Customer Route remarks: + entered on behalf of AS10848 remarks: +------------------------------+ mnt-by: FOCAL-MAINT-TJH changed: tjh [at] focaldata.net 20030422 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.217.144.0/20 descr: RR-RC-NTT DATA Inc-Northwest origin: AS10848 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20210331 #21:48:01Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.182.0.0/18 descr: FOCC-CUST-216.182.0.0/18 origin: AS10848 remarks: +------------------------------+ remarks: + Focal Communications remarks: + Customer Route remarks: + entered on behalf of AS10848 remarks: +------------------------------+ mnt-by: FOCAL-MAINT-TJH changed: tjh [at] focaldata.net 20030326 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.182.0.0/18 descr: RR-RC-NTT DATA Inc-Northwest origin: AS10848 admin-c: IPADDREG tech-c: IPADDREG notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20210331 #21:48:01Z source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.182.13.0/24 descr: Proxy-registered route object origin: AS10848 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 20070428 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source