These entries are queried from radb.net using whois, you can try my project getting these.
:AS52798 route: 177.66.196.0/22 origin: AS52798 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20200607 #22:38:17Z source: RADB last-modified: 2023-11-13T16:00:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.66.196.0/23 origin: AS52798 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20200607 #22:38:31Z source: RADB last-modified: 2023-11-13T16:00:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.66.197.0/24 descr: America Movil Brasil origin: AS52798 mnt-by: MAINT-AS28513 changed: noc [at] reduno.com.mx 20140103 source: RADB last-modified: 2023-11-13T15:45:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.66.198.0/23 origin: AS52798 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20200607 #22:38:47Z source: RADB last-modified: 2023-11-13T16:00:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.66.199.0/24 origin: AS52798 descr: This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc [at] upx.com.br if you have any questions regarding this object. mnt-by: MAINT-AS52863 changed: noc [at] upx.com.br 20200607 #22:37:52Z source: RADB last-modified: 2023-11-13T16:00:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:4b0::/48 descr: Transito Mundivox to BANCO BTG PACTUAL S.A origin: AS52798 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20180725 source: RADB last-modified: 2023-11-13T15:54:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source