These entries are queried from radb.net using whois, you can try my project getting these.
:AS48283 route: 194.0.28.0/24 descr: SIDN-ANYCAST1 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:22:04Z last-modified: 2012-08-21T07:22:04Z source: RIPE 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: valid route: 194.0.28.0/24 descr: Proxy route object for AS48283 by AS63956 origin: AS48283 mnt-by: MAINT-AS63956 changed: noc [at] coloau.com.au 20200515 source: RADB last-modified: 2024-01-31T00:00:10Z rpki-ov-state: valid route: 194.0.29.0/24 descr: SIDN-ANYCAST2 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:22:22Z last-modified: 2012-08-21T07:22:22Z source: RIPE 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: valid route: 194.0.30.0/24 descr: SIDN-ANYCAST3 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:22:37Z last-modified: 2012-08-21T07:22:37Z source: RIPE 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: valid route: 194.0.31.0/24 descr: SIDN-ANYCAST4 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:22:54Z last-modified: 2012-08-21T07:22:54Z source: RIPE 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: valid route6: 2001:678:2c::/48 descr: SIDN-ANYCAST1 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:24:21Z last-modified: 2012-08-21T07:24:21Z source: RIPE 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: valid route6: 2001:678:2c::/48 descr: Proxy route object for AS48283 by AS63956 origin: AS48283 mnt-by: MAINT-AS63956 changed: noc [at] coloau.com.au 20200515 source: RADB last-modified: 2024-01-31T00:00:10Z rpki-ov-state: valid route6: 2001:678:30::/48 descr: SIDN-ANYCAST2 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:24:43Z last-modified: 2012-08-21T07:24:43Z source: RIPE 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: valid route6: 2001:678:34::/48 descr: SIDN-ANYCAST3 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:25:03Z last-modified: 2012-08-21T07:25:03Z source: RIPE 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: valid route6: 2001:678:38::/48 descr: SIDN-ANYCAST4 origin: AS48283 mnt-by: SIDN-MNT created: 2012-08-21T07:25:17Z last-modified: 2012-08-21T07:25:17Z source: RIPE 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: valid