These entries are queried from radb.net using whois, you can try my project getting these.
:AS1621 route: 170.11.30.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:25:10Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.31.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:25:34Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.34.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:25:56Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.36.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:20:31Z last-modified: 2021-08-18T14:00:29Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.37.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:26:23Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.38.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-03-12T19:59:46Z last-modified: 2021-08-18T14:00:29Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.39.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:26:44Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.40.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:27:06Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.11.42.0/24 origin: AS1621 descr: 400 Robert Street North St. Paul MN 55101-2098 United States admin-c: SHD2-ARIN tech-c: SHD2-ARIN mnt-by: MNT-SECUR-71-Z created: 2021-06-21T17:27:35Z last-modified: 2021-08-18T14:00:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source