These entries are queried from radb.net using whois, you can try my project getting these.
:AS24889 route: 46.253.176.0/20 descr: MONZOON origin: AS24889 mnt-by: MONZOON-MNT created: 2011-01-17T11:21:10Z last-modified: 2011-01-17T11:21:10Z 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: 80.254.64.0/20 descr: MONZOON origin: AS24889 mnt-by: MONZOON-MNT created: 2002-05-07T18:05:46Z last-modified: 2005-01-12T14:11:52Z 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: 93.94.240.0/21 descr: MONZOON origin: AS24889 mnt-by: MONZOON-MNT created: 2008-03-20T11:29:51Z last-modified: 2008-03-20T11:29:51Z 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: 109.205.168.0/21 descr: MONZOON origin: AS24889 mnt-by: MONZOON-MNT created: 2010-02-17T09:43:57Z last-modified: 2010-02-17T09:43:57Z 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: 185.196.120.0/22 descr: MONZOON origin: AS24889 mnt-by: MONZOON-MNT created: 2017-03-30T05:45:27Z last-modified: 2017-03-30T05:45:52Z 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 route6: 2a02:200::/29 descr: MONZOON (IPv6) origin: AS24889 mnt-by: MONZOON-MNT created: 2018-06-25T11:56:04Z last-modified: 2018-06-25T11:57:02Z 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 route6: 2a02:200::/32 descr: MONZOON (IPv6) origin: AS24889 mnt-by: MONZOON-MNT created: 2018-06-26T04:16:20Z last-modified: 2018-06-26T04:16:20Z 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