These entries are queried from radb.net using whois, you can try my project getting these.
:AS139809 route: 103.137.163.0/24 origin: AS139809 descr: Swift Net mnt-by: MAINT-DELSTAR-NETWORK-BD last-modified: 2023-02-27T13:47:29Z source: APNIC rpki-ov-state: valid route: 103.145.132.0/23 origin: AS139809 descr: Md Raisul Islam Mograpara Bazar, Baranagar mnt-by: MAINT-SWIFTNET-BD last-modified: 2022-09-23T09:55:15Z source: APNIC rpki-ov-state: valid route: 103.145.132.0/24 origin: AS139809 descr: Md Raisul Islam Mograpara Bazar, Baranagar mnt-by: MAINT-SWIFTNET-BD last-modified: 2022-09-23T09:55:54Z source: APNIC rpki-ov-state: valid route: 103.145.133.0/24 origin: AS139809 descr: Md Raisul Islam Mograpara Bazar, Baranagar mnt-by: MAINT-SWIFTNET-BD last-modified: 2019-12-01T13:45:20Z source: APNIC rpki-ov-state: valid