These entries are queried from radb.net using whois, you can try my project getting these.
:AS2936 route: 128.55.0.0/16 descr: National Energy Research Scientific Computing Center (NERSC) Lawrence Berkeley Laboratory 1 Cyclotron Road Berkeley, CA 94720 origin: AS2936 mnt-by: MAINT-ESNET changed: hostmaster [at] es.net 20130717 #20:28:55Z source: RADB last-modified: 2023-11-13T15:45:29Z rpki-ov-state: valid route6: 2620:0:28b0::/44 origin: AS2936 descr: National Energy Research Scientific Computing Center (NERSC) Lawrence Berkeley National Laboratory mnt-by: MAINT-ESNET changed: dwcarder [at] es.net 20230626 #19:20:34Z source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:0:28b0::/48 descr: National Energy Research Scientific Computing Center (NERSC) Lawrence Berkeley Laboratory 1 Cyclotron Road Berkeley, CA 94720 origin: AS2936 mnt-by: MAINT-ESNET changed: hostmaster [at] es.net 20130502 #17:50:33Z source: RADB last-modified: 2023-11-13T15:45:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source