These entries are queried from radb.net using whois, you can try my project getting these.
:AS59318 route: 43.245.200.0/22 descr: SIGROUP origin: AS59318 remarks: This is a SINET route-object mnt-by: MAINT-KH-SIGROUPS changed: pedersen.r [at] sinet.com.kh 20141112 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 43.245.200.0/23 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SPLUS last-modified: 2022-10-13T03:07:34Z source: APNIC rpki-ov-state: valid route: 43.245.200.0/24 descr: S.I. Group origin: AS59318 mnt-by: MAINT-AS131207 changed: pedersen.r [at] sinet.com.kh 20141110 #09:56:20Z source: RADB last-modified: 2023-11-13T15:46:45Z rpki-ov-state: valid route: 43.245.200.0/24 descr: SIGROUP origin: AS59318 remarks: This is a SINET route-object mnt-by: MAINT-KH-SIGROUPS changed: pedersen.r [at] sinet.com.kh 20141112 source: NTTCOM rpki-ov-state: valid route: 43.245.200.0/24 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SPLUS last-modified: 2021-05-25T07:56:36Z source: APNIC rpki-ov-state: valid route: 43.245.201.0/24 descr: SIGROUP origin: AS59318 remarks: This is a SINET route-object mnt-by: MAINT-KH-SIGROUPS changed: pedersen.r [at] sinet.com.kh 20141112 source: NTTCOM rpki-ov-state: valid route: 43.245.201.0/24 descr: S.I. Group origin: AS59318 mnt-by: MAINT-AS131207 changed: pedersen.r [at] sinet.com.kh 20141110 #09:58:18Z source: RADB last-modified: 2023-11-13T15:46:45Z rpki-ov-state: valid route: 43.245.201.0/24 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SPLUS last-modified: 2021-05-25T07:57:40Z source: APNIC rpki-ov-state: valid route: 180.178.124.0/23 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-SIGROUPS-KH last-modified: 2022-10-13T03:08:41Z source: APNIC rpki-ov-state: valid route: 180.178.124.0/24 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:35Z source: APNIC rpki-ov-state: valid route: 180.178.124.0/24 descr: Register for SINET subnet origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20180322 #03:31:38Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: valid route: 180.178.125.0/24 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:52Z source: APNIC rpki-ov-state: valid route: 180.178.125.0/24 descr: Register for SINET subnet origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20180322 #03:32:06Z source: RADB last-modified: 2023-11-13T15:53:22Z rpki-ov-state: valid route6: 2404:b300::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:27Z source: APNIC rpki-ov-state: valid route6: 2404:b300::/48 descr: SINET IPv6 origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20160803 #02:25:33Z source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: valid route6: 2404:b300:10::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:38Z source: APNIC rpki-ov-state: valid route6: 2404:b300:10::/48 descr: SINET IPv6 Prefix origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20160909 #06:44:32Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: valid route6: 2404:b300:23::/48 descr: SINET Prefix origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20171019 #04:48:41Z source: RADB last-modified: 2023-11-13T15:51:37Z rpki-ov-state: valid route6: 2404:b300:23::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:51Z source: APNIC rpki-ov-state: valid route6: 2404:b300:31::/48 descr: SINET IPv6 Prefix origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20160919 #02:20:06Z source: RADB last-modified: 2023-11-13T15:49:53Z rpki-ov-state: valid route6: 2404:b300:31::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:56Z source: APNIC rpki-ov-state: valid route6: 2404:b300:32::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:17Z source: APNIC rpki-ov-state: valid route6: 2404:b300:32::/48 descr: SINET IPv6 origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20160803 #03:38:14Z source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: valid route6: 2404:b300:33::/48 descr: SINET IPv6 Prefix origin: AS59318 mnt-by: MAINT-AS131207 changed: kong.d [at] sinet.com.kh 20160909 #11:09:36Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: valid route6: 2404:b300:33::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2021-05-27T07:30:53Z source: APNIC rpki-ov-state: valid route6: 2404:b300:105::/48 origin: AS59318 descr: S.I Group S.I Building #93 Preah Sihanouk Blvd mnt-by: MAINT-KH-SIGROUPS last-modified: 2022-11-22T02:05:23Z source: APNIC rpki-ov-state: valid