These entries are queried from radb.net using whois, you can try my project getting these.
:AS12589 route: 194.88.45.0/24 descr: Hungarian Post Office Limited descr: P.O.B. 197. descr: H-1458 Budapest descr: Hungary origin: AS12589 notify: Peter.Suveges [at] gts.hu notify: Levente.Sebok [at] gts.hu mnt-by: GTSHU-MNT mnt-by: MTELEKOM-MNT created: 1970-01-01T00:00:00Z last-modified: 2021-10-21T11:13:54Z 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