These entries are queried from radb.net using whois, you can try my project getting these.
:AS3482 route: 161.7.0.0/16 descr: State of Montana Department of Administration (NET-MT-GOV) RM 22 Mitchell Bldg. Helena, MT 59620, USA origin: AS3482 mnt-by: MAINT-AS3482 changed: aostberg [at] mt.gov 20161101 #12:14:57Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.100.54.0/24 descr: State of Montana Department of Administration (NET-MT-GOV) RM 22 Mitchell Bldg. Helena, MT 59620, USA origin: AS3482 mnt-by: MAINT-AS3482 changed: aostberg [at] mt.gov 20161101 #12:15:21Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.179.249.0/24 descr: CHTR-STATE OF MONTANA-Northwest origin: AS3482 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-CHTR-WD changed: PublicIPAdressing [at] charter.com 20210809 source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:100:7000::/44 descr: State of Montana Department of Administration (NET-MT-GOV) RM 22 Mitchell Bldg. Helena, MT 59620, USA origin: AS3482 mnt-by: MAINT-AS3482 changed: aostberg [at] mt.gov 20161101 #12:15:40Z source: RADB last-modified: 2023-11-13T15:49:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source