These entries are queried from radb.net using whois, you can try my project getting these.
:AS135267 route: 103.215.164.0/22 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-IRINN mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2016-04-28T08:47:14Z source: APNIC rpki-ov-state: valid route: 103.215.164.0/23 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:57:44Z source: APNIC rpki-ov-state: valid route: 103.215.164.0/24 descr: D NEX origin: AS135267 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20160822 #09:38:49Z source: RADB last-modified: 2023-11-13T15:49:49Z rpki-ov-state: valid route: 103.215.164.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:58:16Z source: APNIC rpki-ov-state: valid route: 103.215.165.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:58:26Z source: APNIC rpki-ov-state: valid route: 103.215.165.0/24 descr: D NEX origin: AS135267 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20160822 #09:40:22Z source: RADB last-modified: 2023-11-13T15:49:49Z rpki-ov-state: valid route: 103.215.166.0/23 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:58:02Z source: APNIC rpki-ov-state: valid route: 103.215.166.0/24 descr: D NEX origin: AS135267 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20160822 #09:42:01Z source: RADB last-modified: 2023-11-13T15:49:49Z rpki-ov-state: valid route: 103.215.166.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:58:50Z source: APNIC rpki-ov-state: valid route: 103.215.167.0/24 descr: D NEX origin: AS135267 mnt-by: MAINT-AS18101 changed: ip.nnoc [at] relianceada.com 20160822 #09:45:08Z source: RADB last-modified: 2023-11-13T15:49:49Z rpki-ov-state: valid route: 103.215.167.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T07:59:01Z source: APNIC rpki-ov-state: valid route: 157.119.44.0/22 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-IRINN mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2016-04-28T08:47:46Z source: APNIC rpki-ov-state: valid route: 157.119.44.0/23 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:00:20Z source: APNIC rpki-ov-state: valid route: 157.119.44.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:00:52Z source: APNIC rpki-ov-state: valid route: 157.119.45.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:01:15Z source: APNIC rpki-ov-state: valid route: 157.119.46.0/23 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:00:32Z source: APNIC rpki-ov-state: valid route: 157.119.46.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:01:28Z source: APNIC rpki-ov-state: valid route: 157.119.47.0/24 descr: D NEX TECHNOLOGY PVT LTD origin: AS135267 mnt-by: MAINT-IN-DNEXTECHNOLOGY mnt-routes: MAINT-IN-DNEXTECHNOLOGY last-modified: 2021-05-23T08:01:44Z source: APNIC rpki-ov-state: valid