These entries are queried from radb.net using whois, you can try my project getting these.
:AS1616 route: 64.64.192.0/21 descr: Corelink origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181106 #19:49:08Z source: RADB last-modified: 2023-11-13T15:55:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.21.160.0/20 descr: CoreLink Data Centers ARIN#1 origin: AS1616 notify: ipadmin [at] corelink.com mnt-by: MAINT-CORELINK changed: ipadmin [at] corelink.com 20090826 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.21.160.0/22 origin: AS1616 mnt-by: ACRO15909-RIPE created: 2018-05-27T21:23:15Z last-modified: 2018-09-04T19:13:47Z source: RIPE-NONAUTH remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.21.172.0/22 descr: Spectrum Networks Proxy registration origin: AS1616 mnt-by: MAINT-AS11404 changed: john [at] vanoppen.com 20100109 #11:33:36Z source: RADB last-modified: 2023-11-13T15:51:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.174.68.0/24 descr: Proxy route for Corelink by Mzima origin: AS1616 mnt-by: MAINT-AS3257 changed: netops [at] mzima.net 20100207 #05:59:31Z changed: netguard [at] gtt.net 20181101 source: RADB last-modified: 2023-11-13T15:55:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.174.76.0/22 descr: CoreLink Data Centers PA#2 origin: AS1616 notify: ipadmin [at] corelink.com mnt-by: MAINT-CORELINK changed: ipadmin [at] corelink.com 20090817 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.16.46.0/23 descr: Corelink origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181106 #19:49:39Z source: RADB last-modified: 2023-11-13T15:55:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.159.43.0/24 descr: Proxy Route object for Corelink/Trax by Mzima origin: AS1616 mnt-by: MAINT-AS3257 changed: netops [at] mzima.net 20100221 #15:25:12Z changed: netguard [at] gtt.net 20181101 source: RADB last-modified: 2023-11-13T15:55:00Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.145.120.0/24 descr: Corelink origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181106 #19:50:07Z source: RADB last-modified: 2023-11-13T15:55:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.145.121.0/24 descr: Corelink origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181106 #19:50:24Z source: RADB last-modified: 2023-11-13T15:55:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:2000::/32 descr: LEGACY CORELINK origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181115 #19:11:55Z source: RADB last-modified: 2023-11-13T15:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:2000:14::/48 descr: LEGACY CORELINK origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181115 #19:12:18Z source: RADB last-modified: 2023-11-13T15:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2606:2000:15::/48 descr: LEGACY CORELINK origin: AS1616 mnt-by: MAINT-AS29863 changed: ip-addr [at] data393.net 20181115 #19:13:39Z source: RADB last-modified: 2023-11-13T15:55:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source