These entries are queried from radb.net using whois, you can try my project getting these.
:AS6498 route: 4.71.40.128/26 descr: West Corporation Voice admin-c: WCV-LEVEL3 tech-c: WCV-LEVEL3 origin: AS6498 member-of: AS6498 mnt-by: WCV-MNT changed: michel.mpoyi [at] level3.com 20131021 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 75.78.0.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.7.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.37.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.60.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.96.0/21 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.101.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.104.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.105.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.106.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.109.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.110.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210202 source: ARIN rpki-ov-state: valid route: 75.78.112.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.116.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.116.0/24 origin: AS6498 descr: 11808 Miracle Hills Dr. Omaha NE 68135 United States admin-c: WESTC-ARIN tech-c: WESTC-ARIN mnt-by: MNT-WESTCO-32 created: 2023-12-08T07:09:44Z last-modified: 2023-12-08T07:09:44Z source: ARIN rpki-ov-state: valid route: 75.78.116.0/24 descr: Proxy Registration for West by DLR origin: AS6498 mnt-by: MAINT-TELX changed: ipadmin [at] telx.com 20231211 source: ALTDB rpki-ov-state: valid route: 75.78.124.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.127.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.164.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.165.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.168.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.171.0/24 origin: AS6498 descr: 11808 Miracle Hills Dr. Omaha NE 68135 United States admin-c: WESTC-ARIN tech-c: WESTC-ARIN mnt-by: MNT-WESTCO-32 created: 2023-12-08T07:10:18Z last-modified: 2023-12-08T07:10:18Z source: ARIN rpki-ov-state: valid route: 75.78.176.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.177.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.178.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.183.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210202 source: ARIN rpki-ov-state: valid route: 75.78.192.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.192.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.197.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20200814 source: ARIN rpki-ov-state: valid route: 75.78.198.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.200.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.200.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.204.0/23 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.205.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid route: 75.78.208.0/24 descr: West Unitech origin: AS6498 mnt-by: MAINT-AS55410 changed: ipnoc [at] vodafone.com 20180226 #06:30:18Z source: RADB last-modified: 2023-11-13T16:12:10Z rpki-ov-state: valid route: 75.78.208.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.210.0/23 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.212.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20200608 source: ARIN rpki-ov-state: valid route: 75.78.216.0/21 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.219.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.220.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.224.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.227.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.228.0/24 descr: Proxy Registration for West Facilities origin: AS6498 mnt-by: MAINT-TELX changed: ipadmin [at] telx.com 20230816 source: ALTDB rpki-ov-state: valid route: 75.78.228.0/24 origin: AS6498 descr: 11808 Miracle Hills Dr. Omaha NE 68135 United States admin-c: WESTC-ARIN tech-c: WESTC-ARIN mnt-by: MNT-WESTCO-32 created: 2023-12-08T07:06:29Z last-modified: 2023-12-08T07:06:29Z source: ARIN rpki-ov-state: valid route: 75.78.229.0/24 origin: AS6498 descr: 11808 Miracle Hills Dr. Omaha NE 68135 United States admin-c: WESTC-ARIN tech-c: WESTC-ARIN mnt-by: MNT-WESTCO-32 created: 2023-12-08T07:08:59Z last-modified: 2023-12-08T07:08:59Z source: ARIN rpki-ov-state: valid route: 75.78.234.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190621 source: ARIN rpki-ov-state: valid route: 75.78.236.0/22 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190611 source: ARIN rpki-ov-state: valid route: 75.78.236.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190611 source: ARIN rpki-ov-state: valid route: 75.78.237.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190611 source: ARIN rpki-ov-state: valid route: 75.78.238.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20190611 source: ARIN rpki-ov-state: valid route: 75.78.239.0/24 descr: West Corporation descr: 11808 Miracle Hills Dr descr: Omaha 68135 descr: US origin: AS6498 mnt-by: MNT-WESTCO-32 changed: networkcontact [at] west.com 20210920 source: ARIN rpki-ov-state: valid