These entries are queried from radb.net using whois, you can try my project getting these.
:AS50274 route: 109.127.0.0/18 descr: Alfanet LLC origin: AS50274 mnt-by: MNT-ALFANET-AZ created: 2014-04-07T05:35:51Z last-modified: 2015-03-04T06:15:40Z 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: 185.112.192.0/22 descr: Alfanet LLC origin: AS50274 mnt-by: MNT-ALFANET-AZ created: 2015-08-21T09:40:58Z last-modified: 2015-08-21T09:40:58Z 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: 205.164.112.0/21 origin: AS50274 descr: Route Registered for Cogent Communications Customer Alfanet MMC geoidx: AZ mnt-by: MAINT-AS174 changed: neteng [at] cogentco.com 20210310 #08:30:40Z source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2a03:6160::/32 descr: Alfanet LLC origin: AS50274 mnt-by: MNT-ALFANET-AZ created: 2014-12-11T08:15:59Z last-modified: 2015-03-04T06:16:37Z 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