These entries are queried from radb.net using whois, you can try my project getting these.
:AS56120 route: 1.20.0.0/17 descr: CAT route object for TOT origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20110809 source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 1.20.0.0/18 descr: TOT Mobile service origin: AS56120 mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20161012 #03:47:43Z 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: 1.20.0.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:15:33Z source: APNIC rpki-ov-state: valid route: 1.20.0.0/24 descr: CAT route object for TOT origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20111129 source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: valid route: 1.20.1.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:19:05Z source: APNIC rpki-ov-state: valid route: 1.20.1.0/24 descr: CAT route object for TOT origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20111129 source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: valid route: 1.20.2.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:19:16Z source: APNIC rpki-ov-state: valid route: 1.20.3.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:19:26Z source: APNIC rpki-ov-state: valid route: 1.20.4.0/22 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:19:38Z source: APNIC rpki-ov-state: valid route: 1.20.8.0/21 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:54Z source: APNIC rpki-ov-state: valid route: 1.20.16.0/20 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:43Z source: APNIC rpki-ov-state: valid route: 1.20.32.0/20 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:34Z source: APNIC rpki-ov-state: valid route: 1.20.48.0/21 origin: AS56120 descr: Mobile Service, NT Public Company Limited mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20211109 #09:55:36Z source: RADB last-modified: 2023-11-13T16:08:39Z rpki-ov-state: valid route: 1.20.48.0/21 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:23Z source: APNIC rpki-ov-state: valid route: 1.20.56.0/22 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:16:52Z source: APNIC rpki-ov-state: valid route: 1.20.60.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:16:42Z source: APNIC rpki-ov-state: valid route: 1.20.61.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:16:33Z source: APNIC rpki-ov-state: valid route: 1.20.62.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:16:22Z source: APNIC rpki-ov-state: valid route: 1.20.63.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:16:13Z source: APNIC rpki-ov-state: valid route: 1.20.64.0/24 descr: NT Public Company Limited origin: AS56120 mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:38:03Z source: APNIC rpki-ov-state: valid route: 1.20.65.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:15:52Z source: APNIC rpki-ov-state: valid route: 1.20.66.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:15:43Z source: APNIC rpki-ov-state: valid route: 1.20.117.0/24 origin: AS56120 descr: TOT Public Company Limited mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20181225 #03:59:49Z source: RADB last-modified: 2023-11-13T15:55:22Z rpki-ov-state: valid route: 1.20.117.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:14Z source: APNIC rpki-ov-state: valid route: 1.20.119.0/24 origin: AS56120 descr: TOT Public Company Limited - Mobile Service changed: apipolg [at] tot.co.th 20181213 #03:30:12Z source: RADB mnt-by: MAINT-AS9737 last-modified: 2023-11-13T15:55:21Z rpki-ov-state: valid route: 1.20.119.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:18:04Z source: APNIC rpki-ov-state: valid route: 1.20.120.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:54Z source: APNIC rpki-ov-state: valid route: 1.20.120.0/24 descr: TOT Public Company Limited origin: AS56120 mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20180525 #05:39:52Z source: RADB last-modified: 2023-11-13T15:53:43Z rpki-ov-state: valid route: 1.20.121.0/24 descr: TOT Public Company Limited origin: AS56120 mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20180522 #02:28:02Z source: RADB last-modified: 2023-11-13T15:53:41Z rpki-ov-state: valid route: 1.20.121.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:43Z source: APNIC rpki-ov-state: valid route: 1.20.122.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:31Z source: APNIC rpki-ov-state: valid route: 1.20.123.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:22Z source: APNIC rpki-ov-state: valid route: 1.20.125.0/24 descr: CAT route object for TOT origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20111129 source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: valid route: 1.20.125.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:12Z source: APNIC rpki-ov-state: valid route: 1.20.126.0/24 origin: AS56120 descr: TOT Mobile Co LTD TOT Public Company Limited 89/2 Moo3 Chaengwattana Rd Thungs mnt-by: MAINT-TH-TOT last-modified: 2021-12-20T04:17:02Z source: APNIC rpki-ov-state: valid route: 1.20.126.0/24 descr: CAT route object for TOT origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20111129 source: RADB last-modified: 2023-11-13T15:45:11Z rpki-ov-state: valid route: 1.20.127.0/24 descr: TOT Public Company Limited origin: AS56120 mnt-by: MAINT-AS9737 changed: apipolg [at] tot.co.th 20170120 #02:04:18Z source: RADB last-modified: 2023-11-13T15:50:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.210.216.0/22 descr: CAT route object for TOT Public Company Limited origin: AS56120 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20161013 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: 180.210.217.0/24 descr: Proxy-registered route object origin: AS56120 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20110805 source: RADB last-modified: 2023-11-13T15:41:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.210.217.0/24 descr: Proxy-registered route object origin: AS56120 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20110805 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.210.219.0/24 descr: Proxy-registered route object origin: AS56120 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20110805 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.210.219.0/24 descr: Proxy-registered route object origin: AS56120 notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20110805 source: RADB last-modified: 2023-11-13T15:41:21Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source