These entries are queried from radb.net using whois, you can try my project getting these.
:AS149006 route: 103.176.18.0/23 origin: AS149006 descr: Md Shakhyet Hossan 52,shadak khan road,sultangonj,mohammadpur,dhaka mnt-by: MAINT-CBC-BD last-modified: 2021-11-18T05:47:38Z source: APNIC rpki-ov-state: valid route: 103.176.18.0/24 origin: AS149006 descr: Md Shakhyet Hossan 52,shadak khan road,sultangonj,mohammadpur,dhaka mnt-by: MAINT-CBC-BD last-modified: 2022-12-17T16:18:30Z source: APNIC rpki-ov-state: valid route: 103.176.19.0/24 origin: AS149006 descr: Md Shakhyet Hossan 52,shadak khan road,sultangonj,mohammadpur,dhaka mnt-by: MAINT-CBC-BD last-modified: 2022-07-22T16:19:59Z source: APNIC rpki-ov-state: valid route6: 2400:1fe0::/32 origin: AS149006 descr: Md Shakhyet Hossan 52,shadak khan road,sultangonj,mohammadpur,dhaka mnt-by: MAINT-CBC-BD last-modified: 2021-11-18T05:51:24Z source: APNIC rpki-ov-state: valid