These entries are queried from radb.net using whois, you can try my project getting these.
:AS7715 route: 61.19.222.0/24 descr: GSB-TH origin: AS7715 mnt-by: MAINT-AS4618 changed: nidchan [at] inet.co.th 20170724 #12:47:08Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: valid route: 61.19.222.0/24 descr: Proxy-registered route object origin: AS7715 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: valid route: 203.150.44.0/24 origin: AS7715 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: 2020-11-19T08:43:12Z source: APNIC rpki-ov-state: valid route: 203.150.44.0/24 descr: GSB-TH origin: AS7715 mnt-by: MAINT-AS4618 changed: nidchan [at] inet.co.th 20170724 #12:45:51Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: valid route: 203.150.45.0/24 origin: AS7715 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: 2020-11-19T08:43:20Z source: APNIC rpki-ov-state: valid route: 203.150.45.0/24 descr: GSB-TH origin: AS7715 mnt-by: MAINT-AS4618 changed: nidchan [at] inet.co.th 20170724 #12:46:35Z source: RADB last-modified: 2023-11-13T15:51:17Z rpki-ov-state: valid