These entries are queried from radb.net using whois, you can try my project getting these.
:AS11834 route: 129.25.0.0/16 origin: AS11834 descr: Drexel University Network Operations - Core Technology Infrastructure Information Resources & Technology Drexel University Philadelphia, PA 19104 notify: dunet-admin [at] noc.drexel.edu notify: gc [at] noc.drexel.edu mnt-by: MAINT-AS11834 changed: dunet-admin [at] drexel.edu 20231103 #16:41:56Z source: RADB last-modified: 2023-11-13T16:19:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.118.0.0/16 origin: AS11834 descr: Drexel University Network Operations - Core Technology Infrastructure Information Resources & Technology Drexel University Philadelphia, PA 19104 notify: dunet-admin [at] noc.drexel.edu notify: gc [at] noc.drexel.edu mnt-by: MAINT-AS11834 changed: dunet-admin [at] drexel.edu 20231103 #16:42:22Z source: RADB last-modified: 2023-11-13T16:19:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.118.192.0/19 descr: AS11834 proxy-registered route by Cogent origin: AS11834 remarks: Proxy-registered route object remarks: for Cogent customer notify: neteng [at] cogentco.com mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20031230 source: RADB last-modified: 2023-11-13T15:39:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 144.118.224.0/19 descr: AS11834 proxy-registered route by Cogent origin: AS11834 remarks: Proxy-registered route object remarks: for Cogent customer notify: neteng [at] cogentco.com mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20031230 source: RADB last-modified: 2023-11-13T15:39:34Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.54.238.0/24 origin: AS11834 descr: Hahnemann University Broad and Vine Streets Philadelphia, PA 19102-1192 notify: dunet-admin [at] noc.drexel.edu notify: gc [at] noc.drexel.edu mnt-by: MAINT-AS11834 changed: dunet-admin [at] drexel.edu 20231103 #16:43:38Z source: RADB last-modified: 2023-11-13T16:19:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.17.30.0/24 origin: AS11834 descr: Medical College of Pennsylvania College Computer Center 2900 Queen Lane Philadelphia, PA 19129 notify: dunet-admin [at] noc.drexel.edu notify: gc [at] noc.drexel.edu mnt-by: MAINT-AS11834 changed: dunet-admin [at] drexel.edu 20231103 #16:44:18Z source: RADB last-modified: 2023-11-13T16:19:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.124.115.0/24 descr: Drexel University origin: AS11834 mnt-by: MAINT-AS27506 changed: rhinst [at] lightower.com 20160902 #18:57:08Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.238.76.0/24 origin: AS11834 descr: Drexel University Network Operations - Core Technology Infrastructure Information Resources & Technology Drexel University Philadelphia, PA 19104 notify: dunet-admin [at] noc.drexel.edu notify: gc [at] noc.drexel.edu mnt-by: MAINT-AS11834 changed: dunet-admin [at] drexel.edu 20231109 #18:45:01Z source: RADB last-modified: 2023-11-13T16:19:30Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source