These entries are queried from radb.net using whois, you can try my project getting these.
:AS138560 route6: 2404:43c0::/32 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:19:25Z source: APNIC rpki-ov-state: valid route6: 2404:43c0::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:12Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:1::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:22Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:2::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:27Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:3::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:34Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:4::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:42Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:5::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:51Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:6::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:20:59Z source: APNIC rpki-ov-state: valid route6: 2404:43c0:7::/48 descr: Lightway Communication Ltd. origin: AS138560 mnt-by: MAINT-LIGHTWAY-BD country: BD mnt-routes: MAINT-LIGHTWAY-BD mnt-lower: MAINT-LIGHTWAY-BD last-modified: 2019-01-17T06:21:05Z source: APNIC rpki-ov-state: valid