These entries are queried from radb.net using whois, you can try my project getting these.
:AS131276 route: 103.68.156.0/24 descr: BT INFOCOMMUNICATIONS SPECIALIST INC origin: AS131276 remarks: IP Transit Client notify: transurv-n4i [at] pldt.com.ph mnt-by: MAINT-PLDT changed: cemanalang [at] pldt.com.ph 20170620 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.68.157.0/24 descr: BT INFOCOMMUNICATIONS SPECIALIST INC origin: AS131276 remarks: IP Transit Client notify: transurv-n4i [at] pldt.com.ph mnt-by: MAINT-PLDT changed: cemanalang [at] pldt.com.ph 20170620 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.68.158.0/24 descr: BT INFOCOMMUNICATIONS SPECIALIST INC origin: AS131276 remarks: IP Transit Client notify: transurv-n4i [at] pldt.com.ph mnt-by: MAINT-PLDT changed: cemanalang [at] pldt.com.ph 20170620 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.68.159.0/24 descr: BT INFOCOMMUNICATIONS SPECIALIST INC origin: AS131276 remarks: IP Transit Client notify: transurv-n4i [at] pldt.com.ph mnt-by: MAINT-PLDT changed: cemanalang [at] pldt.com.ph 20170620 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source