These entries are queried from radb.net using whois, you can try my project getting these.
:AS57912 route: 77.76.12.0/24 descr: Asyst route object origin: AS57912 mnt-by: MNT-LIR-BG created: 2023-11-07T10:54:25Z last-modified: 2023-11-07T10:54:25Z 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: 82.119.87.0/24 origin: AS57912 created: 2022-12-19T12:24:55Z last-modified: 2022-12-19T12:24:55Z source: RIPE mnt-by: AS8262-MNT 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: 91.236.144.0/22 descr: Asyst route object origin: AS57912 mnt-by: ASYST-MNT created: 2012-03-15T08:59:35Z last-modified: 2012-03-15T08:59:35Z 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: 91.236.144.0/24 descr: Asyst route object origin: AS57912 mnt-by: ASYST-MNT created: 2012-03-15T09:00:47Z last-modified: 2012-03-15T09:00:47Z 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: 91.236.145.0/24 descr: Asyst route object origin: AS57912 mnt-by: ASYST-MNT created: 2012-03-15T09:01:18Z last-modified: 2012-03-15T09:01:18Z 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: 91.236.146.0/24 descr: Asyst route object origin: AS57912 mnt-by: ASYST-MNT created: 2012-03-15T09:01:53Z last-modified: 2012-03-15T09:01:53Z 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: 91.236.147.0/24 descr: Asyst route object origin: AS57912 mnt-by: ASYST-MNT created: 2012-03-15T09:02:22Z last-modified: 2012-03-15T09:02:22Z 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: not_found # No ROAs found, or RPKI validation not enabled for source