These entries are queried from radb.net using whois, you can try my project getting these.
:AS132739 route: 103.24.156.0/24 descr: Scaffnet Pte Ltd origin: AS132739 mnt-by: MAINT-AS17547 changed: sugenghk [at] m1.com.sg 20130520 #06:45:31Z source: RADB last-modified: 2023-11-13T15:45:25Z rpki-ov-state: valid route: 103.24.156.0/24 descr: Scaffnet Network for SG origin: AS132739 country: SG mnt-lower: MAINT-SCAFFNETPTELTD-SG mnt-routes: MAINT-SCAFFNETPTELTD-SG mnt-by: MAINT-SCAFFNETPTELTD-SG last-modified: 2013-04-25T12:07:16Z source: APNIC rpki-ov-state: valid route: 103.24.157.0/24 descr: Scaffnet Network for US NY origin: AS132739 country: SG mnt-lower: MAINT-SCAFFNETPTELTD-SG mnt-routes: MAINT-SCAFFNETPTELTD-SG mnt-by: MAINT-SCAFFNETPTELTD-SG last-modified: 2013-04-25T12:07:34Z source: APNIC rpki-ov-state: valid route: 103.24.158.0/24 descr: Scaffnet Network for US LA origin: AS132739 country: SG mnt-lower: MAINT-SCAFFNETPTELTD-SG mnt-routes: MAINT-SCAFFNETPTELTD-SG mnt-by: MAINT-SCAFFNETPTELTD-SG last-modified: 2013-04-25T12:07:47Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.24.159.0/24 descr: Scaffnet Network for UK origin: AS132739 country: SG mnt-lower: MAINT-SCAFFNETPTELTD-SG mnt-routes: MAINT-SCAFFNETPTELTD-SG mnt-by: MAINT-SCAFFNETPTELTD-SG last-modified: 2013-04-25T12:07:58Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source