These entries are queried from radb.net using whois, you can try my project getting these.
:AS140725 route: 103.152.53.0/24 origin: AS140725 descr: TRIPLETNET route object for The Customs Department. mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20200807 #09:45:20Z source: RADB last-modified: 2023-11-13T16:01:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:df3:f880::/48 origin: AS140725 descr: TRIPLETNET route object for The Customs Department. mnt-by: MAINT-AS45758 changed: hatmans [at] gmail.com 20200807 #09:47:07Z source: RADB last-modified: 2023-11-13T16:01:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source