These entries are queried from radb.net using whois, you can try my project getting these.
:AS141413 route: 103.158.176.0/24 origin: AS141413 descr: proxy reg for KAMAR Limited by Spark NZ mnt-by: MAINT-AS4648 changed: andrew.murray [at] spark.co.nz 20201130 #21:19:27Z source: RADB last-modified: 2023-11-13T16:03:06Z rpki-ov-state: valid route: 103.158.176.0/24 origin: AS141413 descr: KAMAR Limited 29 Valley Road mnt-by: MAINT-KAMARLIMITED-NZ last-modified: 2020-11-30T19:41:06Z source: APNIC rpki-ov-state: valid route6: 2001:df5:5e80::/48 origin: AS141413 descr: KAMAR Limited 29 Valley Road mnt-by: MAINT-KAMARLIMITED-NZ last-modified: 2020-11-30T19:41:27Z source: APNIC rpki-ov-state: valid route6: 2001:df5:5e80::/48 origin: AS141413 descr: proxy reg for KAMAR Limited by Spark NZ mnt-by: MAINT-AS4648 changed: andrew.murray [at] spark.co.nz 20201130 #21:22:27Z source: RADB last-modified: 2023-11-13T16:03:06Z rpki-ov-state: valid