These entries are queried from radb.net using whois, you can try my project getting these.
:AS395926 route: 136.228.38.0/23 origin: AS395926 descr: Ingham ISD admin-c: ADMIN6127-ARIN tech-c: ADMIN6127-ARIN tech-c: KKT-ARIN mnt-by: MNT-MSEN-1 created: 2023-03-10T13:48:34Z last-modified: 2023-03-10T13:48:34Z source: ARIN rpki-ov-state: valid route: 136.228.51.0/24 origin: AS395926 descr: Ingham ISD admin-c: ADMIN6127-ARIN tech-c: ADMIN6127-ARIN tech-c: KKT-ARIN mnt-by: MNT-MSEN-1 created: 2023-03-10T13:49:10Z last-modified: 2023-03-10T13:49:10Z source: ARIN rpki-ov-state: valid