These entries are queried from radb.net using whois, you can try my project getting these.
:AS399815 route: 64.29.133.0/24 origin: AS399815 descr: United Layer SYD-1 mnt-by: MAINT-AS54103 changed: support [at] modmc.net 20210716 #11:36:42Z source: RADB last-modified: 2023-11-13T16:07:53Z rpki-ov-state: valid route: 64.29.133.0/24 descr: UnitedLayer NOC +1 415 349 2102 - SYD1 origin: AS399815 mnt-by: MAINT-UNITEDLAYER changed: aaron [at] unitedlayer.com 20210701 source: ALTDB rpki-ov-state: valid route6: 2607:f3a0:a005::/48 descr: UnitedLayer NOC +1 415 349 2102 - SYD1 origin: AS399815 mnt-by: MAINT-UNITEDLAYER changed: aaron [at] unitedlayer.com 20210701 source: ALTDB rpki-ov-state: valid route6: 2607:f3a0:a005::/48 origin: AS399815 descr: United Layer - SYD-1 mnt-by: MAINT-AS54103 changed: support [at] modmc.net 20210716 #11:38:55Z source: RADB last-modified: 2023-11-13T16:07:53Z rpki-ov-state: valid