These entries are queried from radb.net using whois, you can try my project getting these.
:AS132866 route: 49.229.32.0/24 origin: AS132866 descr: SBN route object for RMUTSB remarks: Please contact awn-noc [at] ais.co.th if you have any questions regarding this object mnt-by: MAINT-AS45430 changed: niponphu [at] ais.co.th 20191015 #07:52:07Z source: RADB last-modified: 2023-11-13T15:58:32Z rpki-ov-state: valid route: 122.155.135.0/24 origin: AS132866 descr: CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND mnt-by: MAINT-TH-THIX-CAT last-modified: 2020-12-03T08:59:48Z source: APNIC rpki-ov-state: valid route: 147.50.193.0/24 origin: AS132866 descr: AWN route object for Rajamangala University of Technology Suvarnabhumi remarks: Please contact awn-noc [at] ais.co.th if you have any questions regarding this object mnt-by: MAINT-AS45430 changed: khajornp [at] ais.co.th 20221128 #09:25:06Z source: RADB last-modified: 2023-11-13T16:13:09Z rpki-ov-state: valid route: 203.158.224.0/21 descr: Rajamangala University of Technology Suwannabhoom network origin: AS132866 notify: itarun.p [at] gmail.com notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20151027 #02:40:40Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.224.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:09:08Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.225.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:10:18Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.226.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:11:21Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.227.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:12:37Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.228.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:14:08Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.229.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:15:17Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.230.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:16:20Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.158.231.0/24 descr: Ramangala University of Technology Suwannabhoom network origin: AS132866 notify: suthin.k [at] rmutsb.ac.th notify: noc [at] uni.net.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20160202 #10:17:15Z source: RADB last-modified: 2023-11-13T15:55:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:3c8:1007::/48 descr: CAT route object for CAT Telecom origin: AS132866 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20151102 source: RADB last-modified: 2023-11-13T15:48:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source