These entries are queried from radb.net using whois, you can try my project getting these.
:AS141453 route: 103.159.181.0/24 origin: AS141453 descr: TM Systems Private Limited 804 Aditya Building, Mithakhali Six Road, Ellisbridge mnt-by: MAINT-TSPL-IN last-modified: 2021-01-19T10:22:06Z source: APNIC rpki-ov-state: valid route6: 2001:df5:8880::/48 origin: AS141453 descr: TM Systems Private Limited 804 Aditya Building, Mithakhali Six Road, Ellisbridge mnt-by: MAINT-TSPL-IN last-modified: 2021-01-19T10:23:23Z source: APNIC rpki-ov-state: valid