These entries are queried from radb.net using whois, you can try my project getting these.
:AS137570 route: 103.113.208.0/23 descr: Stormnetisp,Vatara,Gulshan, Dhaka Dhaka 1212 origin: AS137570 mnt-by: MAINT-STORMNETISP-BD last-modified: 2018-04-17T07:07:03Z source: APNIC rpki-ov-state: valid route: 103.113.208.0/24 descr: Stormnetisp vatara origin: AS137570 mnt-by: MAINT-STORMNETISP-BD last-modified: 2018-04-17T06:57:07Z source: APNIC rpki-ov-state: valid route: 103.113.209.0/24 descr: Stormnetisp Vatara,Gulshan, Dhaka Dhaka 1212 origin: AS137570 mnt-by: MAINT-STORMNETISP-BD last-modified: 2018-04-17T06:58:58Z source: APNIC rpki-ov-state: valid route: 103.113.210.0/24 origin: AS137570 descr: Md Sohel Rana 1184 jonota sorok,nurarchala west,Vatara,Gulshan mnt-by: MAINT-STORMNETISP-BD last-modified: 2023-07-22T09:49:24Z source: APNIC rpki-ov-state: valid