These entries are queried from radb.net using whois, you can try my project getting these.
:AS54238 route: 89.255.208.0/21 origin: AS54238 descr: SD TechOps AMS1 mnt-by: MAINT-AS13984 changed: jdeyo [at] sddatacenter.com 20190322 #21:01:03Z source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: valid route: 89.255.212.0/22 origin: AS54238 mnt-by: sdtops-mnt created: 2019-07-30T14:29:19Z last-modified: 2019-11-13T21:33:52Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: valid route: 89.255.215.0/24 origin: AS54238 descr: SD TechOps mnt-by: MAINT-AS13984 changed: anidetch [at] sddatacenter.com 20210513 #20:03:35Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid route: 164.153.28.0/22 origin: AS54238 descr: Satcom Direct Australia Pty Ltd. RSM Bird Cameron Level 21, 55 Collins Street , mnt-by: MAINT-SATCOM-AU last-modified: 2021-05-11T18:56:45Z source: APNIC rpki-ov-state: valid route: 209.151.220.0/22 origin: AS54238 descr: SD Data Center (SD Tech Ops) mnt-by: MAINT-AS13984 changed: jdeyo [at] sddatacenter.com 20190322 #20:35:48Z source: RADB last-modified: 2023-11-13T15:55:45Z rpki-ov-state: valid route: 209.151.221.0/24 origin: AS54238 descr: SD TechOPs mnt-by: MAINT-AS13984 changed: anidetch [at] sddatacenter.com 20210513 #20:42:59Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid route: 216.213.104.0/22 origin: AS54238 descr: SD TechOPs mnt-by: MAINT-AS13984 changed: anidetch [at] sddatacenter.com 20210513 #20:46:01Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid route: 216.213.108.0/22 origin: AS54238 descr: SD TechOPs mnt-by: MAINT-AS13984 changed: anidetch [at] sddatacenter.com 20210513 #20:46:16Z source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: valid