These entries are queried from radb.net using whois, you can try my project getting these.
:AS132236 route: 103.8.30.0/23 origin: AS132236 descr: NEC ASIA PACIFIC PTE LTD 80 Bendemeer Road #05-01/02 Hyflux Innovation Centre Singapore , mnt-by: MAINT-NAPPL-SG last-modified: 2019-04-02T07:45:46Z source: APNIC rpki-ov-state: valid route: 103.8.30.0/24 origin: AS132236 descr: NEC ASIA PACIFIC PTE LTD 80 Bendemeer Road #05-01/02 Hyflux Innovation Centre Singapore , mnt-by: MAINT-NAPPL-SG last-modified: 2019-04-02T08:20:40Z source: APNIC rpki-ov-state: valid route: 103.8.31.0/24 origin: AS132236 descr: NEC ASIA PACIFIC PTE LTD 80 Bendemeer Road #05-01/02 Hyflux Innovation Centre Singapore , mnt-by: MAINT-NAPPL-SG last-modified: 2019-04-02T08:20:40Z source: APNIC rpki-ov-state: valid