These entries are queried from radb.net using whois, you can try my project getting these.
:AS11537 route: 64.57.16.0/20 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181205 #20:57:23Z last-modified: 2023-11-13T15:55:21Z rpki-ov-state: valid route: 64.57.16.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.17.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 last-modified: 2023-11-13T16:12:45Z rpki-ov-state: valid route: 64.57.18.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.19.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.22.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.23.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.24.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.25.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.26.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.27.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.28.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.30.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 64.57.31.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 162.244.104.0/21 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 162.252.68.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 162.252.70.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 162.252.71.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 163.253.4.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 163.253.5.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 163.253.6.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 163.253.7.0/24 descr: Internet2 Cloud Service origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 163.253.9.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20230131 last-modified: 2023-11-13T16:13:50Z rpki-ov-state: valid route: 163.253.12.0/23 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20230131 last-modified: 2023-11-13T16:13:50Z rpki-ov-state: valid route: 163.253.14.0/23 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20230131 last-modified: 2023-11-13T16:13:50Z rpki-ov-state: valid route: 163.253.17.0/24 descr: Internet2 PAS origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20221014 last-modified: 2023-11-13T16:12:45Z rpki-ov-state: valid route: 163.253.28.0/24 descr: Internet2 SMN Misc origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20230126 last-modified: 2023-11-13T16:13:36Z rpki-ov-state: valid route: 163.253.30.0/24 descr: Eduroam 1 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180831 #06:25:51Z last-modified: 2023-11-13T15:54:35Z rpki-ov-state: valid route: 163.253.31.0/24 descr: Eduroam 2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180831 #06:25:51Z last-modified: 2023-11-13T15:54:35Z rpki-ov-state: valid route: 163.253.32.0/24 descr: Internet2 TSG LOSA origin: AS11537 mnt-by: MAINT-AS11537 changed: jbartig [at] internet2.edu 20170609 #23:11:59Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: valid route: 163.253.34.0/24 descr: Internet2 TSG WASH origin: AS11537 mnt-by: MAINT-AS11537 changed: jbartig [at] internet2.edu 20180613 #17:27:38Z source: RADB last-modified: 2023-11-13T15:53:47Z rpki-ov-state: valid route: 163.253.40.0/23 descr: Internet2 TSG DC origin: AS11537 mnt-by: MAINT-AS11537 admin-c: BARTI-ARIN tech-c: BARTI-ARIN source: RADB changed: jbartig [at] internet2.edu 20170929 #02:05:47Z last-modified: 2023-11-13T15:51:35Z rpki-ov-state: valid route: 163.253.44.0/24 descr: Internet2 TSG Denv origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181205 #20:57:23Z last-modified: 2023-11-13T15:55:21Z rpki-ov-state: valid route: 163.253.56.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20230131 last-modified: 2023-11-13T16:13:50Z rpki-ov-state: valid route: 163.253.63.0/24 descr: Internet2 Scamper Pilot origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20240312 last-modified: 2024-03-12T15:08:34Z rpki-ov-state: valid route: 192.52.179.0/24 descr: EDUCAUSE origin: AS11537 mnt-by: MAINT-AS11537 admin-c: BARTI-ARIN tech-c: BARTI-ARIN source: RADB changed: jbartig [at] internet2.edu 20170929 #02:05:47Z last-modified: 2023-11-13T15:51:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.32.8.0/22 descr: Internet2 legacy - too be deleted origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181008 #21:10:43Z last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.32.12.0/22 descr: Internet2 legacy - too be deleted origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181008 #21:10:43Z last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.32.154.0/24 descr: Internet2 legacy - too be deleted origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181008 #21:10:43Z last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.71.45.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route: 198.71.46.0/24 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: valid route6: 2001:468::/32 descr: Internet2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180103 #22:31:42Z last-modified: 2023-11-13T15:52:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:468:17::/48 descr: Internet2 PAS origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20221014 last-modified: 2023-11-13T16:12:45Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:468:c07::/48 descr: EDUCAUSE origin: AS11537 mnt-by: MAINT-AS11537 admin-c: BARTI-ARIN tech-c: BARTI-ARIN source: RADB changed: jbartig [at] internet2.edu 20170929 #02:05:47Z last-modified: 2023-11-13T15:51:35Z rpki-ov-state: valid route6: 2001:468:f00::/40 descr: Internet2 IPv6 Test Pod Project origin: AS11537 mnt-by: MAINT-AS11537 source: RADB last-modified: 2024-03-28T13:36:15Z rpki-ov-state: valid route6: 2001:468:1f10::/48 descr: Eduroam 1 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180831 #06:25:51Z last-modified: 2023-11-13T15:54:35Z rpki-ov-state: valid route6: 2001:468:1f11::/48 descr: Eduroam 2 origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20180831 #06:25:51Z last-modified: 2023-11-13T15:54:35Z rpki-ov-state: valid route6: 2001:468:2600::/48 descr: Internet2 TSG WASH origin: AS11537 mnt-by: MAINT-AS11537 changed: jbartig [at] internet2.edu 20180613 #17:27:38Z source: RADB last-modified: 2023-11-13T15:53:47Z rpki-ov-state: valid route6: 2001:468:2610::/48 descr: Internet2 TSG LOSA origin: AS11537 mnt-by: MAINT-AS11537 changed: jbartig [at] internet2.edu 20170609 #23:13:11Z source: RADB last-modified: 2023-11-13T15:51:12Z rpki-ov-state: valid route6: 2001:468:2630::/48 descr: Internet2 TSG DC origin: AS11537 mnt-by: MAINT-AS11537 admin-c: BARTI-ARIN tech-c: BARTI-ARIN source: RADB changed: jbartig [at] internet2.edu 20170929 #02:05:47Z last-modified: 2023-11-13T15:51:35Z rpki-ov-state: valid route6: 2001:468:2640::/48 descr: Internet2 TSG Denv origin: AS11537 mnt-by: MAINT-AS11537 source: RADB changed: jbartig [at] internet2.edu 20181008 #19:09:04Z last-modified: 2023-11-13T15:54:58Z rpki-ov-state: valid route6: 2001:468:ef01::/48 descr: Internet2 BLENDED origin: AS11537 mnt-by: MAINT-AS11537 source: RADB last-modified: 2024-03-26T23:23:42Z rpki-ov-state: valid