These entries are queried from radb.net using whois, you can try my project getting these.
:AS142124 route: 103.166.170.0/24 origin: AS142124 descr: Srijon Bhoumick Samata Bhavan, Tushar Dhara R/A mnt-by: MAINT-SBIS-BD last-modified: 2021-04-28T09:03:04Z source: APNIC rpki-ov-state: valid route: 103.166.171.0/24 origin: AS142124 descr: Srijon Bhoumick Samata Bhavan, Tushar Dhara R/A mnt-by: MAINT-SBIS-BD last-modified: 2021-04-28T09:04:06Z source: APNIC rpki-ov-state: valid