These entries are queried from radb.net using whois, you can try my project getting these.
:AS58441 route: 103.247.144.0/22 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.144.0/23 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.144.0/24 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.145.0/24 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.146.0/23 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.146.0/24 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route: 103.247.147.0/24 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120604 source: NTTCOM rpki-ov-state: valid route6: 2404:2100::/32 descr: Wharf T&T IP origin: AS58441 notify: noc [at] wharftt.com mnt-by: MAINT-AS9381 changed: noc [at] wharftt.com 20120619 source: NTTCOM rpki-ov-state: valid