These entries are queried from radb.net using whois, you can try my project getting these.
:AS134562 route: 103.31.11.0/24 origin: AS134562 descr: Discovery INTERNET mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2024-04-05T08:09:45Z source: APNIC rpki-ov-state: valid route: 103.120.164.0/22 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-12-11T09:11:44Z source: APNIC rpki-ov-state: valid route: 103.120.164.0/24 origin: AS134562 descr: Discovery Internet/ Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-10-22T09:51:47Z source: APNIC rpki-ov-state: valid route: 103.120.165.0/24 origin: AS134562 descr: Discovery Internet/ Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-07-05T07:05:25Z source: APNIC rpki-ov-state: valid route: 103.120.166.0/24 origin: AS134562 descr: Discovery Internet/ Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-07-05T07:06:09Z source: APNIC rpki-ov-state: valid route: 103.120.167.0/24 origin: AS134562 descr: Discovery Internet/ Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-07-05T07:19:57Z source: APNIC rpki-ov-state: valid route: 103.175.242.0/24 origin: AS134562 descr: Discovery Internet | Narsingdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2024-04-05T08:16:39Z source: APNIC rpki-ov-state: valid route: 103.175.243.0/24 origin: AS134562 descr: Discovery Internet | Narsingdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2024-04-05T08:16:49Z source: APNIC rpki-ov-state: valid route6: 2403:5a40::/32 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-12-11T08:14:12Z source: APNIC rpki-ov-state: valid route6: 2403:5a40::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2022-12-31T18:33:07Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:11::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2022-10-29T08:30:37Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:20::/48 descr: Discovery Internet Internal Network origin: AS134562 mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2020-02-20T08:38:37Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:21::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2023-06-16T11:22:08Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:22::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2023-09-23T09:29:05Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:30::/48 descr: DISCOVERY INTERNET origin: AS134562 mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-06-13T10:06:32Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:40::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-06-13T10:08:33Z source: APNIC rpki-ov-state: valid route6: 2403:5a40:50::/48 origin: AS134562 descr: Md Al Amin N.S. Tower (Ground Floor), Madhabdi Bazar, Madhabdi mnt-by: MAINT-DISCOVERY-INTERNET-BD last-modified: 2019-12-11T08:15:07Z source: APNIC rpki-ov-state: valid