These entries are queried from radb.net using whois, you can try my project getting these.
:AS138665 route: 103.136.0.0/22 origin: AS138665 descr: Md Abu Kausar Ka-5, Kalachandpur, Gulshan, Dhaka-1212, Bangladesh. mnt-by: MAINT-GKNETWORK-BD last-modified: 2019-03-07T10:33:34Z source: APNIC rpki-ov-state: valid route: 103.136.0.0/24 origin: AS138665 descr: Md Abu Kausar Ka-5, Kalachandpur, Gulshan, Dhaka-1212, Bangladesh. mnt-by: MAINT-GKNETWORK-BD last-modified: 2021-05-09T16:36:54Z source: APNIC rpki-ov-state: valid route: 103.136.1.0/24 origin: AS138665 descr: Md Abu Kausar Ka-5, Kalachandpur, Gulshan, Dhaka-1212, Bangladesh. mnt-by: MAINT-GKNETWORK-BD last-modified: 2021-05-09T16:37:20Z source: APNIC rpki-ov-state: valid route6: 2404:8940::/48 origin: AS138665 descr: Md Abu Kausar Ka-5, Kalachandpur, Gulshan, Dhaka-1212, Bangladesh. mnt-by: MAINT-GKNETWORK-BD last-modified: 2022-12-16T20:10:02Z country: BD source: APNIC rpki-ov-state: valid