These entries are queried from radb.net using whois, you can try my project getting these.
:AS393895 route: 8.28.122.0/24 descr: Prolexic Technologies, Inc. origin: AS393895 mnt-by: MAINT-AS32787 changed: gcalvo [at] akamai.com 20170309 #16:12:08Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 8.28.122.0/24 descr: Switch Communications Customer Route origin: AS393895 remarks: Route for Loan Depot remarks: 8.28.122.0/24 notify: netops-eng [at] switchlv.com mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20161215 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 98.190.196.0/24 origin: AS393895 descr: RSMT #ECR000001350769 remarks: Proxy object for AS393895 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: valid route: 98.190.197.0/24 origin: AS393895 descr: RSMT #ECR000001350769 remarks: Proxy object for AS393895 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: valid route: 208.90.0.0/21 descr: Switch Communications Customer Route origin: AS393895 remarks: Route for Loan Depot remarks: 208.90.0.0/21-24 notify: netops-eng [at] switchlv.com mnt-by: SWITCHCOM-MNT changed: netops-eng [at] switchlv.com 20161210 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.90.0.0/21 descr: Prolexic Technologies, Inc. origin: AS393895 mnt-by: MAINT-AS32787 changed: gcalvo [at] akamai.com 20170309 #16:14:45Z source: RADB last-modified: 2023-11-13T16:13:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source