These entries are queried from radb.net using whois, you can try my project getting these.
:AS138881 route: 103.52.60.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20230104 #11:24:05Z source: RADB last-modified: 2023-11-13T16:13:28Z rpki-ov-state: valid route: 103.59.44.0/23 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20221228 #09:44:18Z source: RADB last-modified: 2023-11-13T16:13:28Z rpki-ov-state: valid route: 103.59.44.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20221228 #09:44:48Z source: RADB last-modified: 2023-11-13T16:13:28Z rpki-ov-state: valid route: 103.59.45.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20221228 #09:45:11Z source: RADB last-modified: 2023-11-13T16:13:28Z rpki-ov-state: valid route: 103.62.60.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20230103 #03:01:32Z source: RADB last-modified: 2023-11-13T16:13:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.140.188.0/23 origin: AS138881 descr: Proxy-registered route object remarks: This auto-generated route object was created for a TELIN customer route This route object was created because some TELIN peers filter based on these objects and this route may be rejected if this object is not created. notify: arpianh [at] telin.net notify: torkis [at] telin.net mnt-by: MAINT-AS7713 changed: subhan [at] telin.co.id 20230627 #08:06:51Z source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: valid route: 103.140.188.0/23 descr: Route Object for PT INDONESIA TRANS NETWORK descr: Internet Service Provider descr: Jl. Kimaja no 14J Kota sepang descr: Bandar lampung origin: AS138881 mnt-by: MAINT-ID-TRANSNET last-modified: 2019-09-03T04:16:09Z source: APNIC rpki-ov-state: valid route: 103.140.188.0/24 descr: Route Object for AS138881 origin: AS138881 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20190706 source: RADB last-modified: 2023-11-13T15:56:42Z rpki-ov-state: valid route: 103.140.189.0/24 descr: Route Object for AS138881 origin: AS138881 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20190706 source: RADB last-modified: 2023-11-13T15:56:42Z rpki-ov-state: valid route: 103.169.238.0/23 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20210726 #04:58:19Z source: RADB last-modified: 2023-11-13T16:07:59Z rpki-ov-state: valid route: 103.169.238.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20210726 #04:57:11Z source: RADB last-modified: 2023-11-13T16:07:59Z rpki-ov-state: valid route: 103.169.239.0/24 origin: AS138881 descr: Customer Route mnt-by: MAINT-AS55655 changed: hendrick [at] sims.co.id 20210726 #04:57:41Z source: RADB last-modified: 2023-11-13T16:07:59Z rpki-ov-state: valid route6: 2405:c0::/32 descr: route6 object for AS138881 origin: AS138881 notify: ipnoc [at] pgascom.co.id mnt-by: MAINT-AS58463 changed: ipnoc [at] pgascom.co.id 20191211 source: RADB last-modified: 2023-11-13T15:59:20Z rpki-ov-state: valid