These entries are queried from radb.net using whois, you can try my project getting these.
:AS141697 route: 210.56.135.0/24 origin: AS141697 descr: Crimson Logic Pte Ltd 31 Science Park Road, The Crimson, Singapore 117611 mnt-by: MAINT-AS10024 changed: network [at] lgatelecom.net 20210218 #07:56:46Z source: RADB last-modified: 2023-11-13T16:03:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.56.138.0/24 origin: AS141697 descr: Crimson Logic Pte Ltd 31 Science Park Road, The Crimson, Singapore 117611 mnt-by: MAINT-AS10024 changed: network [at] lgatelecom.net 20210204 #07:55:23Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.56.139.0/24 origin: AS141697 descr: Crimson Logic Pte Ltd 38 Kim Chuan Road, Kim Chuan Telecommunications Centre 1, Singapore 537055 mnt-by: MAINT-AS10024 changed: network [at] lgatelecom.net 20210204 #07:56:19Z source: RADB last-modified: 2023-11-13T16:03:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.56.142.0/24 origin: AS141697 descr: Crimson Logic Pte Ltd Site: 38 Kim Chuan Road, Kim Chuan Telecommunications Centre 1, Singapore 537055 mnt-by: MAINT-AS10024 changed: network [at] lgatelecom.net 20210218 #07:55:21Z source: RADB last-modified: 2023-11-13T16:03:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source