These entries are queried from radb.net using whois, you can try my project getting these.
:AS134073 route: 103.51.64.0/22 descr: REVENUE-TH origin: AS134073 mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20150625 #07:24:31Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.64.0/23 descr: REVENUE-TH origin: AS134073 mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20150625 #07:26:08Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.64.0/24 descr: BB Connect Route Object for BB Broadband (Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20150916 #04:47:54Z source: RADB last-modified: 2023-11-13T15:48:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.65.0/24 descr: BB Connect Route Object for BB Broadband (Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20150916 #04:47:54Z source: RADB last-modified: 2023-11-13T15:48:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.66.0/23 descr: REVENUE-TH origin: AS134073 mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20150625 #07:26:36Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.66.0/24 descr: BB Connect Route Object for BB Broadband (Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20150916 #04:47:54Z source: RADB last-modified: 2023-11-13T15:48:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.51.67.0/24 descr: BB Connect Route Object for BB Broadband (Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20150916 #04:47:54Z source: RADB last-modified: 2023-11-13T15:48:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df2:ac00::/48 descr: REVENUE-TH origin: AS134073 mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20150625 #07:25:06Z source: RADB last-modified: 2023-11-13T15:47:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df2:ac01::/48 descr: BB Connect Route Object for Customer (The Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20161229 #11:57:06Z source: RADB last-modified: 2023-11-13T15:50:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:cd00:1010::/48 descr: BB Connect Route Object for BB Boradband Customer (The Revenue Department of Thailand) origin: AS134073 mnt-by: MAINT-AS45796 changed: apinan_k [at] beenets.com 20150923 #10:06:01Z source: RADB last-modified: 2023-11-13T15:48:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source