These entries are queried from radb.net using whois, you can try my project getting these.
:AS55348 route: 66.234.160.0/23 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2019-10-29T05:36:28Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.160.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2019-10-29T06:41:09Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.161.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2019-10-29T06:41:31Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.164.0/23 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2022-01-18T04:59:53Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.164.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2022-01-18T05:00:23Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.165.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2022-01-18T05:00:42Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/23 descr: Proxy-registered route object origin: AS55348 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20230309 source: RADB last-modified: 2023-11-13T16:15:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/23 descr: Proxy-registered route object origin: AS55348 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20230309 source: NTTCOM last-modified: 2023-03-09T08:18:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/23 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2023-03-10T01:38:38Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/24 descr: Proxy-registered route object origin: AS55348 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20230309 source: NTTCOM last-modified: 2023-03-09T08:18:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/24 descr: Proxy-registered route object origin: AS55348 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20230309 source: RADB last-modified: 2023-11-13T16:15:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.168.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2023-03-10T01:38:42Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.169.0/24 descr: Proxy-registered route object origin: AS55348 notify: matthew.chan [at] hgc.com.hk mnt-by: MAINT-HGC-INTL changed: matthew.chan [at] hgc.com.hk 20230309 source: RADB last-modified: 2023-11-13T16:15:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.169.0/24 origin: AS55348 descr: Symbio Networks Pty Ltd Level 3 580, George St mnt-by: MAINT-AU-SYMBIO last-modified: 2023-03-10T01:38:45Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 66.234.169.0/24 descr: Proxy-registered route object origin: AS55348 remarks: This is a HGC customer route-object remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found. remarks: remarks: Please contact radb [at] hutchcity.com if you have any remarks: questions regarding this object. notify: radb [at] hutchcity.com mnt-by: MAINT-AS9304 changed: radb [at] hutchcity.com 20230309 source: NTTCOM last-modified: 2023-03-09T08:18:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source