These entries are queried from radb.net using whois, you can try my project getting these.
:AS136429 route: 103.87.212.0/22 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-11-05T17:48:25Z source: APNIC rpki-ov-state: valid route: 103.87.212.0/23 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-11-05T17:49:44Z source: APNIC rpki-ov-state: valid route: 103.87.212.0/24 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-09-14T07:54:31Z source: APNIC rpki-ov-state: valid route: 103.87.213.0/24 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-11-05T17:51:00Z source: APNIC rpki-ov-state: valid route: 103.87.214.0/23 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-11-05T17:50:08Z source: APNIC rpki-ov-state: valid route: 103.87.214.0/24 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-11-05T17:51:22Z source: APNIC rpki-ov-state: valid route: 103.87.215.0/24 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-11-02T06:52:44Z source: APNIC rpki-ov-state: valid route: 103.148.179.0/24 origin: AS136429 descr: Md Nazmul Alam Khan 73/3, Middle Paikpara mnt-by: MAINT-BANDHON-ENTERPRISE-BD last-modified: 2022-06-21T15:47:25Z source: APNIC rpki-ov-state: valid route: 103.152.106.0/24 origin: AS136429 descr: Update Technology 82 no Gabtoli,Mirpur Dhaka mnt-by: MAINT-UPDATE1-BD last-modified: 2023-02-02T08:36:21Z source: APNIC rpki-ov-state: valid route: 103.152.107.0/24 origin: AS136429 descr: Update Technology 82 no Gabtoli,Mirpur Dhaka mnt-by: MAINT-UPDATE1-BD last-modified: 2022-12-13T16:48:32Z source: APNIC rpki-ov-state: valid route: 103.158.211.0/24 origin: AS136429 descr: BAS NETWORK mnt-by: MAINT-UIC-BD last-modified: 2024-01-12T15:26:22Z source: APNIC rpki-ov-state: valid route6: 2404:4e40::/32 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2019-05-06T04:39:56Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:1::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-11-02T06:53:37Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:2::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-11-02T06:54:09Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:3::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:41:25Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:4::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:41:53Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:5::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:42:13Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:6::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:42:49Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:7::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:43:10Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:8::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:43:44Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:9::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:44:17Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:a::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:44:38Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:b::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:45:18Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:c::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:45:42Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:d::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:46:41Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:e::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:47:02Z source: APNIC rpki-ov-state: valid route6: 2404:4e40:f::/48 origin: AS136429 descr: Arifuzzaman Auni 82,Gabtoli,Mirpur,Dhaka mnt-by: MAINT-BASNETWORK-BD last-modified: 2020-01-22T14:47:22Z source: APNIC rpki-ov-state: valid