These entries are queried from radb.net using whois, you can try my project getting these.
:AS17823 route: 103.155.66.0/24 origin: AS17823 descr: INET-T.H.nic mnt-by: MAINT-AS4618 changed: supawit.so [at] inet.co.th 20200910 #08:48:58Z source: RADB last-modified: 2023-11-13T16:01:37Z rpki-ov-state: valid route: 103.155.66.0/24 origin: AS17823 descr: T.H.NIC Co.,Ltd. 111 Mu 9, Thailand Science Park, 2nd Fl. P-206 Phahon Yothi Rd., Khlong Nueng mnt-by: MAINT-THNICCOLTD-TH last-modified: 2023-07-25T03:19:43Z source: APNIC rpki-ov-state: valid route: 103.155.66.0/24 descr: Proxy-registered route object origin: AS17823 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 20200910 source: NTTCOM rpki-ov-state: valid route: 103.206.25.0/24 descr: Proxy-registered route object origin: AS17823 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 20230801 source: NTTCOM last-modified: 2023-08-01T18:16:43Z rpki-ov-state: valid route: 103.206.25.0/24 origin: AS17823 descr: INET-T.H.nic mnt-by: MAINT-AS4618 changed: nattawat.sa [at] inet.co.th 20230725 #11:15:34Z source: RADB last-modified: 2023-11-13T16:17:49Z rpki-ov-state: valid route: 103.206.25.0/24 descr: THNIC-Internal-Services origin: AS17823 mnt-by: MAINT-THNICCOLTD-TH last-modified: 2023-07-25T03:02:05Z source: APNIC rpki-ov-state: valid route: 202.28.1.0/24 descr: THNIC (Thailand Network Information Center) origin: AS17823 notify: staff [at] thnic.net notify: noc [at] uni.net.th notify: chaya [at] it.chula.ac.th mnt-by: MAINT-AS4621 changed: tawee [at] uni.net.th 20091102 #10:41:48Z 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: 202.28.1.0/24 descr: Proxy-registered route object origin: AS17823 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 20200624 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c00:4618:3000::/64 origin: AS17823 descr: Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang mnt-by: MAINT-TH-INET last-modified: 2020-11-19T08:19:01Z source: APNIC rpki-ov-state: valid route6: 2001:c00:4618:3000::/64 descr: AS 17823 origin: AS17823 mnt-by: MAINT-AS9318 changed: noc [at] skbroadband.com 20171122 source: RADB last-modified: 2023-11-13T15:52:36Z rpki-ov-state: valid route6: 2001:df4:b880::/48 origin: AS17823 descr: T.H.NIC Co.,Ltd. 111 Mu 9, Thailand Science Park, 2nd Fl. P-206 Phahon Yothi Rd., Khlong Nueng mnt-by: MAINT-THNICCOLTD-TH last-modified: 2023-07-25T03:19:44Z source: APNIC rpki-ov-state: valid route6: 2001:df4:b880::/48 origin: AS17823 descr: INET-T.H.nic mnt-by: MAINT-AS4618 changed: supawit.so [at] inet.co.th 20200910 #08:51:11Z source: RADB last-modified: 2023-11-13T16:01:37Z rpki-ov-state: valid