These entries are queried from radb.net using whois, you can try my project getting these.
:AS141884 route: 103.163.252.0/23 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2021-10-21T04:08:35Z source: APNIC rpki-ov-state: valid route: 103.163.252.0/24 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2021-10-21T04:10:42Z source: APNIC rpki-ov-state: valid route: 103.163.253.0/24 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2021-10-21T04:11:01Z source: APNIC rpki-ov-state: valid route6: 2400:7460::/32 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2022-04-27T04:29:47Z source: APNIC rpki-ov-state: valid route6: 2400:7460:100::/40 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2022-05-03T09:20:51Z source: APNIC rpki-ov-state: valid route6: 2400:7460:200::/40 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2022-05-03T09:21:07Z source: APNIC rpki-ov-state: valid route6: 2400:7460:300::/40 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2022-05-03T09:22:50Z source: APNIC rpki-ov-state: valid route6: 2400:7460:400::/40 origin: AS141884 descr: Immerse Networks Limited D79, 1/F, Block 2, Camelpaint Building, 62 Hoi Yuen Road mnt-by: MAINT-INL-HK last-modified: 2022-05-03T09:23:02Z source: APNIC rpki-ov-state: valid