These entries are queried from radb.net using whois, you can try my project getting these.
:AS137538 route: 103.5.218.0/23 origin: AS137538 descr: Caldawin Software Technology Company Limited 5 Andar A, Finance and IT Center of Macau 70 Avenida Comercial de Macau mnt-by: MAINT-CSTCL-MO last-modified: 2022-09-15T05:08:35Z source: APNIC rpki-ov-state: valid route: 103.5.218.0/23 origin: AS137538 descr: AperNet Customer remarks: Proxy registered object; email noc [at] apernet.io to remove. mnt-by: MNT-APERNET changed: hozeng [at] apernet.io 20230101 source: ALTDB rpki-ov-state: valid route: 103.5.218.0/24 origin: AS137538 descr: Caldawin Software Technology Company Limited 5 Andar A, Finance and IT Center of Macau 70 Avenida Comercial de Macau mnt-by: MAINT-CSTCL-MO last-modified: 2022-09-15T05:08:37Z source: APNIC rpki-ov-state: valid route: 103.5.219.0/24 origin: AS137538 descr: Caldawin Software Technology Company Limited 5 Andar A, Finance and IT Center of Macau 70 Avenida Comercial de Macau mnt-by: MAINT-CSTCL-MO last-modified: 2022-09-15T05:08:39Z source: APNIC rpki-ov-state: valid route6: 2400:aae0::/32 origin: AS137538 descr: Caldawin Software Technology Company Limited 5 Andar A, Finance and IT Center of Macau 70 Avenida Comercial de Macau mnt-by: MAINT-CSTCL-MO last-modified: 2022-09-29T06:41:23Z source: APNIC rpki-ov-state: valid route6: 2400:aae0::/32 origin: AS137538 descr: AperNet Customer remarks: Proxy registered object; email noc [at] apernet.io to remove. mnt-by: MNT-APERNET changed: hozeng [at] apernet.io 20230101 source: ALTDB rpki-ov-state: valid