These entries are queried from radb.net using whois, you can try my project getting these.
:AS134515 route: 103.236.119.0/24 origin: AS134515 descr: NOV Rig Solutions Pte Ltd 29 Tuas Bay Drive mnt-by: MAINT-NOVSGP-SG last-modified: 2020-02-17T15:24:11Z source: APNIC rpki-ov-state: valid route: 203.126.227.0/24 origin: AS134515 descr: SingNet Pte Ltd c/o Singapore Telecommunications Accounts Payable Department 31 Exeter Road, #16-00 Comcenter Service ID: ETHM0664194 mnt-by: MAINT-SG-SINGNET last-modified: 2019-11-14T06:51:26Z source: APNIC rpki-ov-state: valid route6: 2001:df5:8400::/48 origin: AS134515 descr: NOV Rig Solutions Pte Ltd 29 Tuas Bay Drive mnt-by: MAINT-NOVSGP-SG last-modified: 2020-02-17T15:24:27Z source: APNIC rpki-ov-state: valid