These entries are queried from radb.net using whois, you can try my project getting these.
:AS12387 route: 77.237.192.0/19 descr: CH-TON-NET origin: AS12387 mnt-by: TON-MNT notify: lir [at] ton-net.com created: 2007-04-28T00:41:19Z last-modified: 2007-04-28T00:41:19Z 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: 77.237.204.0/23 descr: FTTX-DIP-HIGH origin: AS12387 notify: lir [at] ton-net.com mnt-by: TON-MNT created: 2018-07-06T14:46:22Z last-modified: 2018-07-06T14:46:22Z 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: 77.237.206.0/23 descr: SD-DIP origin: AS12387 notify: lir [at] ton-net.com mnt-by: TON-MNT created: 2019-08-19T12:16:24Z last-modified: 2019-09-04T09:23:50Z 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: 77.237.208.0/23 descr: DYNAMIC-DIP origin: AS12387 notify: lir [at] ton-net.com mnt-by: TON-MNT created: 2021-02-18T09:11:51Z last-modified: 2021-02-18T09:11:51Z 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: valid route6: 2a00:c10::/32 descr: TON ipv6 Prefix origin: AS12387 mnt-by: TON-MNT created: 2011-04-18T13:14:19Z last-modified: 2011-06-06T14:24:43Z 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