These entries are queried from radb.net using whois, you can try my project getting these.
:AS47829 route: 2.58.236.0/22 descr: Telindus-ISIT B.V. origin: AS47829 mnt-by: mnt-nl-telindus-isit-1 created: 2019-03-29T15:40:42Z last-modified: 2019-03-29T15:43:59Z 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: 193.176.236.0/24 descr: Telindus BV origin: AS47829 mnt-by: BIT-MNT notify: bit.nl">as-guardian [at] bit.nl created: 2008-12-08T08:19:30Z last-modified: 2008-12-08T08:19:30Z 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 route6: 2001:67c:2c8::/48 descr: Telindus BV origin: AS47829 notify: bit.nl">as-guardian [at] bit.nl mnt-by: BIT-MNT created: 2010-08-30T09:29:16Z last-modified: 2010-08-30T09:29:16Z 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: 2a09:ed40::/29 descr: Telindus-ISIT B.V. origin: AS47829 mnt-by: mnt-nl-telindus-isit-1 created: 2019-03-29T15:46:14Z last-modified: 2019-03-29T15:46:14Z 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