These entries are queried from radb.net using whois, you can try my project getting these.
:AS31976 route: 38.145.32.0/19 origin: AS31976 descr: Route Registered for Cogent Communications Customer Red Hat Inc mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20200511 #19:18:09Z source: RADB last-modified: 2023-11-13T16:00:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.224.0/20 descr: Red Hat, Inc. origin: AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 supernet rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.224.0/21 descr: PNAP-PHX003 origin: AS31976 mnt-by: MAINT-AS1828 changed: asanders [at] internap.com 20130319 source: RADB last-modified: 2023-11-13T16:14:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.224.0/21 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.232.0/21 descr: PNAP-PHX003 origin: AS31976 mnt-by: MAINT-AS1828 changed: asanders [at] internap.com 20130319 source: RADB last-modified: 2023-11-13T16:14:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.232.0/21 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.187.236.0/24 origin: AS31976 descr: Red Hat, Inc. member-of: RS-REDHAT-AS31976 remarks: Red Hat unused v4 admin-c: NETWO324-ARIN tech-c: NETWO324-ARIN mnt-by: MNT-REDHAT-1 created: 2022-10-20T10:47:49Z last-modified: 2023-12-22T09:32:33Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.176.0/20 descr: Red Hat, Inc. origin: AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 supernet rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.176.0/20 descr: route update via web origin: AS31976 mnt-by: LEVEL3-MNT changed: Kanagarajan.Ranganathan [at] level3.com 20090723 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.176.0/21 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.176.0/21 descr: PNAP-PHX003 origin: AS31976 mnt-by: MAINT-AS1828 changed: asanders [at] internap.com 20130319 source: RADB last-modified: 2023-11-13T16:14:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.180.0/23 descr: PNAP-PHX003 Red Hat Route origin: AS31976 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20091210 source: RADB last-modified: 2023-11-13T16:14:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.180.0/23 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.182.0/23 descr: PNAP-PHX003 origin: AS31976 mnt-by: MAINT-AS1828 changed: colsheski [at] internap.com 20071017 source: RADB last-modified: 2023-11-13T16:14:13Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.182.0/23 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.184.0/21 descr: PNAP-PHX003 origin: AS31976 mnt-by: MAINT-AS1828 changed: asanders [at] internap.com 20130319 source: RADB last-modified: 2023-11-13T16:14:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.184.0/23 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.184.0/24 descr: PNAP-PHX003 RedHat Route origin: AS31976 mnt-by: MAINT-AS1828 changed: scottl [at] internap.com 20120815 source: RADB last-modified: 2023-11-13T16:14:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.186.0/24 descr: Red Hat, Inc. origin: AS31976 member-of: rs-REDHAT-AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20210113 source: ARIN remarks: Red Hat AMS2 v4 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.132.189.0/24 origin: AS31976 descr: Red Hat, Inc. member-of: RS-REDHAT-AS31976 remarks: Red Hat PNQ2 v4 admin-c: NETWO324-ARIN tech-c: NETWO324-ARIN mnt-by: MNT-REDHAT-1 created: 2022-09-26T07:21:50Z last-modified: 2022-09-26T07:21:50Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:52::/40 descr: Red Hat, Inc. origin: AS31976 mnt-by: MNT-REDHAT-1 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v6 supernet rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:52:1::/48 descr: Red Hat, Inc. origin: AS31976 mnt-by: MNT-REDHAT-1 member-of: rs-REDHAT-AS31976 changed: vkreuk [at] redhat.com 20200512 source: ARIN remarks: Red Hat PHX2 v6 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source