These entries are queried from radb.net using whois, you can try my project getting these.
:AS132806 route: 103.74.84.0/22 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:57Z source: APNIC rpki-ov-state: valid route: 103.74.84.0/23 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:57Z source: APNIC rpki-ov-state: valid route: 103.74.84.0/24 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:57Z source: APNIC rpki-ov-state: valid route: 103.74.85.0/24 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:58Z source: APNIC rpki-ov-state: valid route: 103.74.86.0/23 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:58Z source: APNIC rpki-ov-state: valid route: 103.74.86.0/24 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:58Z source: APNIC rpki-ov-state: valid route: 103.74.87.0/24 origin: AS132806 descr: Khulna University of Engineering & Technology Fulbarigate, KUET, mnt-by: MAINT-KUET-BD last-modified: 2019-09-11T08:24:59Z source: APNIC rpki-ov-state: valid route6: 2407:2b80::/32 descr: IPv6 Route Object of KUET origin: AS132806 mnt-by: MAINT-KUET-BD last-modified: 2016-10-25T05:41:15Z source: APNIC rpki-ov-state: valid