These entries are queried from radb.net using whois, you can try my project getting these.
:AS56256 route: 103.28.21.0/24 descr: Route Object for PNRI descr: Government Agency descr: Jakarta Pusat, 10430 origin: AS56256 country: ID mnt-by: MAINT-ID-PNRI last-modified: 2014-05-20T10:45:28Z source: IDNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.28.21.0/24 descr: INDONET-Indosat Customer origin: AS56256 mnt-by: MAINT-AS4761 changed: support [at] indosat.com 20130417 #07:25:23Z source: RADB last-modified: 2023-11-13T16:12:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.28.21.0/24 descr: route-object for AS23947 origin: AS56256 remarks: Transit via AS2914 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: soni.sebastian [at] ntt.co.id 20151102 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.28.21.0/24 descr: Route Object for PNRI descr: Government Agency descr: Jakarta Pusat, 10430 origin: AS56256 country: ID mnt-by: MAINT-ID-PNRI last-modified: 2014-05-20T10:45:28Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.41.109.0/24 descr: Perpustakaan Nasional RI descr: Government / Direct Member IDNIC descr: Jl. Salemba Raya No. 28A descr: Jakarta Pusat, 10430 origin: AS56256 mnt-by: MAINT-ID-PNRI last-modified: 2014-10-21T09:09:05Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.41.109.0/24 descr: route-object for AS23947 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: soni.sebastian [at] ntt.co.id 20151102 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.41.109.0/24 descr: Perpustakaan Nasional RI descr: Government / Direct Member IDNIC descr: Jl. Salemba Raya No. 28A descr: Jakarta Pusat, 10430 origin: AS56256 mnt-by: MAINT-ID-PNRI last-modified: 2014-10-21T09:09:05Z source: IDNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.144.0/20 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.144.0/21 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.144.0/22 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.144.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.146.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.148.0/22 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.148.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.152.0/21 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.152.0/22 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.152.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.156.0/22 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.156.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 223.27.158.0/23 descr: route-object for AS38496 origin: AS56256 remarks: Transit via AS10217 Customers notify: support [at] ntt.net.id mnt-by: MAINT-AS10217 changed: reno.jatmiko [at] ntt.co.id 20160922 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df5:3a00::/48 descr: Perpustakaan Nasional RI descr: Government / Direct member IDNIC descr: Jl. Salemba Raya No. 28A descr: Jakarta Pusat, 10430 origin: AS56256 mnt-by: MAINT-ID-PNRI last-modified: 2016-09-21T02:58:16Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df5:3a00::/48 descr: Perpustakaan Nasional RI descr: Government / Direct member IDNIC descr: Jl. Salemba Raya No. 28A descr: Jakarta Pusat, 10430 origin: AS56256 mnt-by: MAINT-ID-PNRI last-modified: 2016-09-21T02:58:16Z source: IDNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source