These entries are queried from radb.net using whois, you can try my project getting these.
:AS28789 route: 77.73.112.0/24 descr: FLOWBANK112 origin: AS28789 mnt-by: LCG-UK-MNT created: 2016-02-15T15:16:40Z last-modified: 2021-06-01T14:50:13Z 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: 77.73.113.0/24 descr: LCG113 origin: AS28789 mnt-by: LCG-UK-MNT created: 2017-04-15T06:36:39Z last-modified: 2017-04-15T18:32:10Z 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: 77.73.114.0/24 descr: FLOWBANK114 origin: AS28789 mnt-by: LCG-UK-MNT created: 2016-02-15T15:17:03Z last-modified: 2021-06-01T14:50:45Z 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: 77.73.117.0/24 descr: LCG117 origin: AS28789 mnt-by: LCG-UK-MNT created: 2015-07-03T09:57:19Z last-modified: 2015-07-03T09:57:19Z 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 77.73.118.0/24 descr: LCG118 origin: AS28789 mnt-by: LCG-UK-MNT created: 2015-07-03T09:57:48Z last-modified: 2015-07-03T09:57:48Z 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: 77.73.119.0/24 descr: LCG119 origin: AS28789 mnt-by: LCG-UK-MNT created: 2015-07-03T09:58:48Z last-modified: 2015-07-03T09:58:48Z 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