These entries are queried from radb.net using whois, you can try my project getting these.
:AS152140 route: 210.87.126.0/23 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS152140 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20231218 source: RADB last-modified: 2023-12-18T09:17:49Z rpki-ov-state: valid route: 210.87.126.0/23 origin: AS152140 descr: YAM Success of Myanmar Co., Ltd. 45B.121.122,Thin Pan Kon,Pyi Gyi Tagon Township,Mandalay mnt-by: MAINT-YSOMCL-MM last-modified: 2024-01-22T08:26:45Z source: APNIC rpki-ov-state: valid route: 210.87.126.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS152140 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20231218 source: RADB last-modified: 2023-12-18T09:18:09Z rpki-ov-state: valid route: 210.87.126.0/24 origin: AS152140 descr: YAM Success of Myanmar Co., Ltd. 45B.121.122,Thin Pan Kon,Pyi Gyi Tagon Township,Mandalay mnt-by: MAINT-YSOMCL-MM last-modified: 2024-01-22T08:26:46Z source: APNIC rpki-ov-state: valid route: 210.87.127.0/24 origin: AS152140 descr: YAM Success of Myanmar Co., Ltd. 45B.121.122,Thin Pan Kon,Pyi Gyi Tagon Township,Mandalay mnt-by: MAINT-YSOMCL-MM last-modified: 2024-01-22T08:26:46Z source: APNIC rpki-ov-state: valid route: 210.87.127.0/24 descr: CAT route object for MYANMA POSTS AND TELECOMMUNICATIONS origin: AS152140 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20231218 source: RADB last-modified: 2023-12-18T09:17:50Z rpki-ov-state: valid route6: 2001:df3:4040::/48 origin: AS152140 descr: YAM Success of Myanmar Co., Ltd. 45B.121.122,Thin Pan Kon,Pyi Gyi Tagon Township,Mandalay mnt-by: MAINT-YSOMCL-MM last-modified: 2024-01-22T08:26:44Z source: APNIC rpki-ov-state: valid