These entries are queried from radb.net using whois, you can try my project getting these.
:AS28492 route: 148.240.0.0/13 descr: Proxy-registered route object origin: AS28492 remarks: This route object is for a BtN 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 BtN peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact peering [at] cais.net if you have any remarks: questions regarding this object. mnt-by: MAINT-AS3491 changed: sajwani [at] pccwbtn.com 20080807 source: RADB last-modified: 2023-11-13T15:42:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 148.243.115.0/24 descr: auto-generated route object for 148.243.115.0/24 origin: AS28492 mnt-by: MAINT-AS11172 changed: om_core [at] alestra.com.mx 20140206 #01:17:41Z source: RADB last-modified: 2023-11-13T15:46:10Z rpki-ov-state: valid route: 148.243.115.0/24 descr: LACNIC generated route for Axtel, S.A.B. de C.V. origin: AS28492 remarks: LACNIC generated route for Axtel, S.A.B. de C.V. remarks: maxLength 24 mnt-by: MNT-MX-ASCV9-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T19:15:05Z rpki-ov-state: valid route: 148.245.122.0/24 descr: Softtek origin: AS28492 mnt-by: MAINT-AS32098 changed: mmg [at] transtelco.net 20161129 #13:18:30Z source: RADB last-modified: 2023-11-13T15:50:10Z rpki-ov-state: valid route: 148.245.122.0/24 descr: LACNIC generated route for Axtel, S.A.B. de C.V. origin: AS28492 remarks: LACNIC generated route for Axtel, S.A.B. de C.V. remarks: maxLength 24 mnt-by: MNT-MX-ASCV9-LACNIC changed: 20240305 source: LACNIC remarks: *************************************************** remarks: This object may have been modified remarks: For more information, please query whois.lacnic.net remarks: *************************************************** last-modified: 2024-03-05T19:15:05Z rpki-ov-state: valid route: 189.209.230.0/24 descr: Proxy-registered route object origin: AS28492 remarks: This route object is for a PCCW Global 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 PCCW Global peers filter based on these objects this route may be rejected if this object is not created. _ Please contact peering [at] pccwglobal.com if you have any questions regarding this object. mnt-by: MAINT-AS3491 changed: sajwani [at] pccwbtn.com 20100909 #19:05:30Z source: RADB last-modified: 2023-11-13T15:42:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.153.155.0/24 origin: AS28492 descr: Consultoria en Teconologia member-of: RS-AS28492-CONSULTENTEC mnt-by: MAINT-AS11664 changed: ing.clientes [at] claro.com.ar 20200810 #13:39:49Z source: RADB last-modified: 2023-11-13T16:01:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.33.86.0/24 origin: AS28492 descr: CT24252-SOFTTEK mnt-by: MAINT-AS22381 changed: alisson.david [at] megatelecom.com.br 20200625 #13:12:14Z source: RADB last-modified: 2023-11-13T16:01:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.33.87.0/24 descr: RE-7120 origin: AS28492 mnt-by: MAINT-AS32098 changed: mmg [at] transtelco.net 20171123 #01:55:20Z source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.33.249.0/24 descr: auto-generated route object for 200.33.249.0/24 origin: AS28492 mnt-by: MAINT-AS11172 changed: om_core [at] alestra.com.mx 20141114 #23:55:48Z source: RADB last-modified: 2023-11-13T15:46:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source