These entries are queried from radb.net using whois, you can try my project getting these.
:AS26 route: 128.84.0.0/16 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:03:22Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 128.253.0.0/16 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:03:40Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 132.236.0.0/16 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:03:09Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.35.82.0/24 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:01:58Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.122.235.0/24 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:02:48Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.122.236.0/24 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:02:28Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:110:d000::/44 origin: AS26 descr: Cornell Information Technologies 757 Rhodes Hall Ithaca NY 14853 United States admin-c: ZC166-ARIN tech-c: DEC12-ARIN tech-c: MULDO2-ARIN mnt-by: MNT-CORNEL created: 2022-03-28T18:16:35Z last-modified: 2022-03-29T13:46:42Z source: ARIN rpki-ov-state: valid route6: 2620:110:d000::/44 origin: AS26 descr: Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 admin-c: ZC166-ARIN tech-c: MULDO2-ARIN tech-c: DEC12-ARIN notify: net-engineer [at] cornell.edu notify: tnm-radb [at] cornell.edu mnt-by: MAINT-AS26 changed: tnm-radb [at] cornell.edu 20220411 #18:01:40Z source: RADB last-modified: 2023-11-13T16:10:50Z rpki-ov-state: valid