These entries are queried from radb.net using whois, you can try my project getting these.
:AS39244 route: 81.21.176.0/20 descr: Teqnobase block origin: AS39244 mnt-by: TeqnoBase-MNT created: 2006-01-23T09:52:10Z last-modified: 2006-01-23T09:52:10Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 81.21.176.0/20 descr: Prolexic Technologies, Inc. origin: AS39244 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: abenage [at] prolexic.com 20141215 source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 81.21.178.0/24 descr: TeqnoBase origin: AS39244 mnt-by: TeqnoBase-MNT created: 2015-12-11T10:38:30Z last-modified: 2015-12-11T10:38:30Z 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: 81.21.179.0/24 descr: TeqnoBase origin: AS39244 mnt-by: TeqnoBase-MNT created: 2015-12-11T10:39:21Z last-modified: 2015-12-11T10:39:21Z 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 route: 81.21.180.0/22 origin: AS39244 mnt-by: TeqnoBase-MNT created: 2016-05-09T13:55:21Z last-modified: 2016-05-09T13:55:21Z 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 route: 188.65.192.0/21 descr: TeqnoBase block origin: AS39244 mnt-by: Teqnobase-MNT created: 2009-12-28T09:14:27Z last-modified: 2009-12-28T09:14:27Z 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: 188.65.192.0/21 descr: Prolexic Technologies, Inc. origin: AS39244 mnt-by: MAINT-AS32787 notify: hostmaster [at] prolexic.com changed: abenage [at] prolexic.com 20141215 source: RADB last-modified: 2023-11-13T16:13:32Z rpki-ov-state: valid