These entries are queried from radb.net using whois, you can try my project getting these.
:AS-EURONET-PL as-set: AS-EURONET-PL descr: AS numbers announced by euro-net.pl AS41931 remarks: [AS41931 - Euronet], [AS203677 - Tennet], [AS57789 - Homenet (removed 02.08.2023)] members: AS41931 members: AS203677 admin-c: DUMY-RIPE tech-c: DUMY-RIPE org: ORG-ESNS1-RIPE mnt-lower: MNT-EURONET-PL mnt-by: MNT-EURONET-PL created: 2011-04-27T15:33:05Z last-modified: 2023-08-02T01:49:10Z 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: ****************************