These entries are queried from radb.net using whois, you can try my project getting these.
:AS15356 route: 72.5.103.0/24 descr: PNAP-DEN bancorp route origin: AS15356 mnt-by: MAINT-AS1828 changed: dennisc [at] internap.com 20091222 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: 192.51.48.0/24 descr: The Bancorp (added by MAINT-AS6517) origin: AS15356 remarks: ------------------------------------------------- remarks: - This route object was registered by - remarks: - Reliance Globalcom Services, Inc MAINT-AS6517- remarks: - on behalf of end customer: - remarks: - The Bancorp - remarks: ------------------------------------------------- notify: support [at] globalcloudxchange.com mnt-by: MAINT-AS6517 changed: scordova [at] globalcloudxchange.com 20140917 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.51.48.0/24 descr: The Bancorp (added by MAINT-AS3257) origin: AS15356 remarks: ------------------------------------------------- remarks: - This route object was registered by - remarks: - Reliance Globalcom Services, Inc MAINT-AS3257- remarks: - on behalf of end customer: - remarks: - The Bancorp - remarks: ------------------------------------------------- notify: netguard [at] gtt.net mnt-by: MAINT-AS3257 changed: scordova [at] globalcloudxchange.com 20140917 changed: netguard [at] gtt.net 20180615 source: RADB last-modified: 2023-11-13T15:53:48Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source