These entries are queried from radb.net using whois, you can try my project getting these.
:AS55757 route: 103.243.28.0/24 descr: SYNECHRON TECHNOLOGIES PVT LTD_OM201608291401332 origin: AS55757 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20180918 #13:02:51Z source: RADB last-modified: 2023-11-13T15:54:42Z rpki-ov-state: valid route: 202.59.231.0/24 descr: Synnet origin: AS55757 mnt-by: MAINT-SYNNET-AP last-modified: 2010-09-13T05:49:28Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.59.231.0/24 descr: SYNECHRON TECHNOLOGIES: R-COM customer origin: AS55757 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20100916 #10:15:22Z source: RADB last-modified: 2023-11-13T15:47:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source