These entries are queried from radb.net using whois, you can try my project getting these.
:AS134416 route: 103.42.97.0/24 origin: AS134416 descr: De La Salle - College of Saint Benilde 2544 Taft Avenue, Malate mnt-by: MAINT-DLS-CSB-PH last-modified: 2022-05-11T06:39:29Z source: APNIC rpki-ov-state: valid