These entries are queried from radb.net using whois, you can try my project getting these.
:AS92 route: 128.153.0.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 mnt-by: MAINT-AS92 changed: tsprague [at] clarkson.edu 20190807 #19:32:36Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid route: 128.153.0.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 admin-c: JOSHU3-ARIN tech-c: HUNTL9-ARIN mnt-by: MNT-CLARKS-Z created: 2021-08-27T14:44:17Z last-modified: 2022-08-18T12:25:49Z source: ARIN rpki-ov-state: valid route: 128.153.64.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 admin-c: JOSHU3-ARIN tech-c: HUNTL9-ARIN mnt-by: MNT-CLARKS-Z created: 2021-08-27T14:41:37Z last-modified: 2022-08-18T12:25:49Z source: ARIN rpki-ov-state: valid route: 128.153.64.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 mnt-by: MAINT-AS92 changed: tsprague [at] clarkson.edu 20190807 #19:34:07Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid route: 128.153.128.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 mnt-by: MAINT-AS92 changed: tsprague [at] clarkson.edu 20190807 #19:35:02Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid route: 128.153.128.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 admin-c: JOSHU3-ARIN tech-c: HUNTL9-ARIN mnt-by: MNT-CLARKS-Z created: 2021-08-27T14:43:29Z last-modified: 2022-08-18T12:25:49Z source: ARIN rpki-ov-state: valid route: 128.153.192.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 admin-c: JOSHU3-ARIN tech-c: HUNTL9-ARIN mnt-by: MNT-CLARKS-Z created: 2021-08-27T14:42:42Z last-modified: 2022-08-18T12:25:49Z source: ARIN rpki-ov-state: valid route: 128.153.192.0/18 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 mnt-by: MAINT-AS92 changed: tsprague [at] clarkson.edu 20190807 #19:35:44Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid route6: 2605:6480::/32 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 admin-c: JOSHU3-ARIN tech-c: HUNTL9-ARIN mnt-by: MNT-CLARKS-22 created: 2021-08-27T14:45:06Z last-modified: 2022-08-18T12:25:30Z source: ARIN rpki-ov-state: valid route6: 2605:6480::/32 origin: AS92 descr: Clarkson University Office of Information Technology Potsdam, NY 13699 mnt-by: MAINT-AS92 changed: tsprague [at] clarkson.edu 20190807 #19:37:21Z source: RADB last-modified: 2023-11-13T15:57:00Z rpki-ov-state: valid