These entries are queried from radb.net using whois, you can try my project getting these.
:AS398493 route: 23.161.112.0/24 origin: AS398493 descr: MNT-MS-1790 route 023.161.112.000/24 AS398493 remarks: Geofeed https://systeminplace.net/geofeed.csv admin-c: SMITH6110-ARIN tech-c: SMITH6110-ARIN mnt-by: MNT-MS-1790 created: 2020-08-08T08:27:41Z last-modified: 2022-08-15T20:55:41Z source: ARIN rpki-ov-state: valid route: 74.117.196.0/22 origin: AS398493 descr: 18 Oak Street #220 Brentwood, CA. 94513 United States remarks: Geofeed https://systeminplace.net/geofeed.csv admin-c: SMITH6110-ARIN tech-c: SMITH6110-ARIN mnt-by: MNT-MS-1790 created: 2020-12-30T22:54:04Z last-modified: 2022-08-15T20:58:27Z source: ARIN rpki-ov-state: valid route: 104.250.236.0/22 origin: AS398493 descr: 18 Oak Street #220 Brentwood, CA. 94513 United States remarks: Geofeed https://systeminplace.net/geofeed.csv admin-c: SMITH6110-ARIN tech-c: SMITH6110-ARIN mnt-by: MNT-MS-1790 created: 2021-07-02T04:25:08Z last-modified: 2022-08-15T20:58:09Z source: ARIN rpki-ov-state: valid route: 170.39.20.0/24 origin: AS398493 descr: LOA#TICKET #10803564 mnt-by: MAINT-AS8100 changed: networking [at] quadranet.com 20200702 #06:30:18Z source: RADB last-modified: 2023-11-13T16:01:10Z rpki-ov-state: valid route: 170.39.20.0/24 origin: AS398493 descr: MNT-MS-1790 route 170.039.020.000/24 AS398493 remarks: Geofeed https://systeminplace.net/geofeed.csv admin-c: SMITH6110-ARIN tech-c: SMITH6110-ARIN mnt-by: MNT-MS-1790 created: 2020-08-08T08:27:17Z last-modified: 2022-08-15T20:56:16Z source: ARIN rpki-ov-state: valid route: 204.197.160.0/22 origin: AS398493 descr: 18 Oak Street #220 Brentwood, CA. 94513 United States remarks: Geofeed https://systeminplace.net/geofeed.csv admin-c: SMITH6110-ARIN tech-c: SMITH6110-ARIN mnt-by: MNT-MS-1790 created: 2022-08-15T20:57:58Z last-modified: 2022-08-15T20:57:58Z source: ARIN rpki-ov-state: valid route6: 2602:fd37::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-08T08:25:55Z last-modified: 2020-08-08T08:25:55Z descr: MNT-MS-1790 route 2602:FD37:0000:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:1::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:38:43Z last-modified: 2020-08-09T01:38:43Z descr: MNT-MS-1790 route 2602:FD37:0001:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:2::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:39:04Z last-modified: 2020-08-09T01:39:04Z descr: MNT-MS-1790 route 2602:FD37:0002:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:3::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:39:22Z last-modified: 2020-08-09T01:39:22Z descr: MNT-MS-1790 route 2602:FD37:0003:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:4::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:40:16Z last-modified: 2020-08-09T01:40:16Z descr: MNT-MS-1790 route 2602:FD37:0004:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:5::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:40:44Z last-modified: 2020-08-09T01:40:44Z descr: MNT-MS-1790 route 2602:FD37:0005:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:6::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:41:01Z last-modified: 2020-08-09T01:41:01Z descr: MNT-MS-1790 route 2602:FD37:0006:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid route6: 2602:fd37:7::/48 origin: AS398493 mnt-by: MNT-MS-1790 tech-c: SMITH6110-ARIN admin-c: SMITH6110-ARIN source: ARIN created: 2020-08-09T01:41:13Z last-modified: 2020-08-09T01:41:13Z descr: MNT-MS-1790 route 2602:FD37:0007:0000:0000:0000:0000:0000/48 AS398493 rpki-ov-state: valid