These entries are queried from radb.net using whois, you can try my project getting these.
:AS133058 route: 158.140.152.0/24 descr: Announce for AS133058 origin: AS133058 mnt-by: MAINT-AS132132 changed: htet [at] myrepublic.com.sg 20180126 #07:30:28Z source: RADB last-modified: 2023-11-13T15:53:04Z rpki-ov-state: valid route: 158.140.152.0/24 origin: AS133058 descr: MYREPUBLIC LIMITED Jackson Square 11 Lorong 3 Toa Payoh Block B, #04-11/15 mnt-by: MAINT-MYREPUBLIC-SG last-modified: 2018-10-25T04:04:38Z source: APNIC rpki-ov-state: valid route: 158.140.153.0/24 origin: AS133058 descr: MYREPUBLIC LIMITED Jackson Square 11 Lorong 3 Toa Payoh Block B, #04-11/15 mnt-by: MAINT-MYREPUBLIC-SG last-modified: 2018-10-25T04:05:01Z source: APNIC rpki-ov-state: valid route: 158.140.153.0/24 descr: Announce for AS133058 origin: AS133058 mnt-by: MAINT-AS132132 changed: htet [at] myrepublic.com.sg 20180126 #07:31:11Z source: RADB last-modified: 2023-11-13T15:53:04Z rpki-ov-state: valid route: 158.140.154.0/24 origin: AS133058 descr: MYREPUBLIC LIMITED Jackson Square 11 Lorong 3 Toa Payoh Block B, #04-11/15 mnt-by: MAINT-MYREPUBLIC-SG last-modified: 2018-10-25T04:04:37Z source: APNIC rpki-ov-state: valid route: 158.140.154.0/24 descr: Announce for AS133058 origin: AS133058 mnt-by: MAINT-AS132132 changed: htet [at] myrepublic.com.sg 20180126 #07:31:52Z source: RADB last-modified: 2023-11-13T15:53:04Z rpki-ov-state: valid route: 158.140.155.0/24 descr: Announce for AS133058 origin: AS133058 mnt-by: MAINT-AS132132 changed: htet [at] myrepublic.com.sg 20180126 #07:32:17Z source: RADB last-modified: 2023-11-13T15:53:04Z rpki-ov-state: valid route: 158.140.155.0/24 origin: AS133058 descr: MYREPUBLIC LIMITED Jackson Square 11 Lorong 3 Toa Payoh Block B, #04-11/15 mnt-by: MAINT-MYREPUBLIC-SG last-modified: 2018-10-25T04:04:58Z source: APNIC rpki-ov-state: valid