These entries are queried from radb.net using whois, you can try my project getting these.
:AS40619 route: 198.51.142.0/24 descr: EMBARQ DedIP origin: AS40619 mnt-by: EMBARQ-MNT changed: tom.mueller [at] embarq.com 20081022 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.190.190.0/24 descr: EMBARQ DedIP origin: AS40619 mnt-by: EMBARQ-MNT changed: tom.mueller [at] embarq.com 20080916 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.190.190.0/24 descr: Switch Communications Customer Route origin: AS40619 member-of: RS-AS23005 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20180102 source: RADB last-modified: 2023-11-13T15:52:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.132.0/24 descr: EMBARQ DedIP origin: AS40619 mnt-by: EMBARQ-MNT changed: tom.mueller [at] embarq.com 20080916 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.132.0/24 descr: Switch Communications Customer Route origin: AS40619 member-of: RS-AS23005 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20180102 source: RADB last-modified: 2023-11-13T15:52:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.201.0/24 descr: Switch Communications Customer Route origin: AS40619 remarks: Route for Clark County, Nevada remarks: 198.200.201.0/24 mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20121011 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.201.0/24 descr: Switch Communications Customer Route origin: AS40619 member-of: RS-AS23005 remarks: Route for Clark County mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20180314 #18:30:15Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.246.196.0/24 descr: EMBARQ DedIP origin: AS40619 mnt-by: EMBARQ-MNT changed: tom.mueller [at] embarq.com 20080919 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.246.196.0/24 descr: Switch Communications Customer Route origin: AS40619 member-of: RS-AS23005 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20180102 source: RADB last-modified: 2023-11-13T15:52:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.144.128.0/20 descr: Switch Communications Customer Route origin: AS40619 member-of: RS-AS23005 mnt-by: MAINT-SWITCH changed: netops [at] switch.com 20180102 source: RADB last-modified: 2023-11-13T15:52:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.144.128.0/20 descr: EMBARQ DedIP origin: AS40619 mnt-by: EMBARQ-MNT changed: tom.mueller [at] embarq.com 20080916 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source