These entries are queried from radb.net using whois, you can try my project getting these.
:AS687 route: 160.107.0.0/16 descr: Naval Air Systems Command Headquarters Room JP-1 Washington DC 20361, USA origin: AS687 member-of: RS-COMM_NSFNET mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #16:50:12Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.73.215.0/24 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.211.198.0/24 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.70.115.0/24 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.39.203.0/24 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 214.3.219.0/24 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 214.16.216.0/22 descr: DREN IPv4 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181022 #14:50:53Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:480:240::/48 descr: DREN IPv6 origin: AS687 mnt-by: MAINT-AS668 changed: dale.geesey.ctr [at] dren.hpc.mil 20181019 #13:47:21Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source