These entries are queried from radb.net using whois, you can try my project getting these.
:AS45906 route: 180.131.148.0/22 descr: CAT route object for TIG-DOMESTIC-AS-AP origin: AS45906 mnt-by: MAINT-THIX-CAT-TH changed: catdb [at] cat.net.th 20160510 source: RADB route: 180.131.148.0/22 origin: AS45906 descr: National University of Laos (NUOL) Dongdok Campus Xaythany District P.O. Box: 7322 Fax: (+856 21) 770 381 mnt-by: MAINT-NUOL-LA last-modified: 2023-07-13T09:13:22Z source: APNIC route6: 2402:8c80::/32 origin: AS45906 descr: National University of Laos (NUOL) Dongdok Campus Xaythany District P.O. Box: 7322 Fax: (+856 21) 770 381 mnt-by: MAINT-NUOL-LA last-modified: 2023-07-13T09:18:25Z source: APNIC