These entries are queried from radb.net using whois, you can try my project getting these.
:AS38445 route: 120.28.21.0/24 descr: WIPRO BPO PHILIPPINES LTD. INC descr: 6F ETON CENTRIS BUILDING, EDSA COR. QUEZON AVENUE, QUEZON CITY CPO, QUEZON CITY origin: AS38445 mnt-by: MAINT-GT-GNET-AP last-modified: 2020-06-02T13:28:39Z source: APNIC rpki-ov-state: valid route: 120.28.21.0/24 descr: WIPRO origin: AS38445 remarks: IP Transit Client notify: NetRes_Core [at] pldt.com.ph mnt-by: MAINT-PLDT changed: sssaliendra [at] pldt.com.ph 20121221 source: NTTCOM rpki-ov-state: valid