These entries are queried from radb.net using whois, you can try my project getting these.
:AS137030 route: 103.102.132.0/22 origin: AS137030 descr: Jahirul Islam t/a IP Link network house 77, West Kaliyartak, P.S : Turag Road 12/B, Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2017-10-21T09:47:01Z source: APNIC rpki-ov-state: valid route: 103.102.132.0/23 descr: IPLINKNETWORKBD origin: AS137030 mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2017-10-21T09:52:14Z source: APNIC rpki-ov-state: valid route: 103.102.132.0/24 descr: IP LINK NETWORK origin: AS137030 mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2017-10-21T09:58:01Z source: APNIC rpki-ov-state: valid route: 103.102.133.0/24 origin: AS137030 descr: Jahirul Islam house 77, West Kaliyartak, P.S : Turag Road 12/B, Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2018-12-21T18:22:59Z source: APNIC rpki-ov-state: valid route: 103.102.134.0/23 origin: AS137030 descr: Jahirul Islam house 77, West Kaliyartak, P.S : Turag Road 12/B, Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2018-12-21T18:23:54Z source: APNIC rpki-ov-state: valid route: 103.102.134.0/24 origin: AS137030 descr: Jahirul Islam house 77, West Kaliyartak, P.S : Turag Road 12/B, Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2018-12-21T18:26:07Z source: APNIC rpki-ov-state: valid route: 103.102.135.0/24 origin: AS137030 descr: Jahirul Islam house 77, West Kaliyartak, P.S : Turag Road 12/B, Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2018-12-21T18:24:27Z source: APNIC rpki-ov-state: valid route6: 2405:e2c0::/32 origin: AS137030 descr: Jahirul Islam House 4, Road # 3, Kaliyartak, P.S : Turag Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2024-01-21T12:33:56Z source: APNIC rpki-ov-state: valid route6: 2405:e2c0::/48 origin: AS137030 descr: Jahirul Islam House 4, Road # 3, Kaliyartak, P.S : Turag Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2024-01-21T12:33:57Z source: APNIC rpki-ov-state: valid route6: 2405:e2c0:1::/48 origin: AS137030 descr: Jahirul Islam House 4, Road # 3, Kaliyartak, P.S : Turag Uttara, mnt-by: MAINT-IPLINKNETWORK47-BD last-modified: 2024-01-21T12:33:54Z source: APNIC rpki-ov-state: valid