These entries are queried from radb.net using whois, you can try my project getting these.
:AS56258 route: 103.10.223.0/24 descr: Route Object of PT.PGAS TELEKOMUNIKASI NUSANTARA descr: Wisma 77 lt.19 descr: Jl.Letjen S.Parman Kav.77 Slipi Jakarta Barat origin: AS56258 country: ID mnt-by: MAINT-ID-PGAS last-modified: 2011-08-25T05:15:26Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.10.223.0/24 descr: Route Object of PT.PGAS TELEKOMUNIKASI NUSANTARA descr: Wisma 77 lt.19 descr: Jl.Letjen S.Parman Kav.77 Slipi Jakarta Barat origin: AS56258 country: ID mnt-by: MAINT-ID-PGAS last-modified: 2011-08-25T05:15:26Z source: IDNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.28.93.0/24 descr: Route Object for AS56258 origin: AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20161005 source: RADB last-modified: 2023-11-13T15:49:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.243.48.0/22 origin: AS56258 descr: Route Object for AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20230405 #04:46:31Z source: RADB last-modified: 2023-11-13T16:15:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.243.48.0/24 origin: AS56258 descr: Route Object for AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20230405 #04:45:37Z source: RADB last-modified: 2023-11-13T16:15:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.243.49.0/24 origin: AS56258 descr: Route Object for AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20230405 #04:44:37Z source: RADB last-modified: 2023-11-13T16:15:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.243.50.0/24 origin: AS56258 descr: Route Object for AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20230405 #04:42:40Z source: RADB last-modified: 2023-11-13T16:15:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.243.51.0/24 descr: Proxy-registered route object origin: AS56258 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20160801 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source