These entries are queried from radb.net using whois, you can try my project getting these.
:AS139070 route: 34.0.96.0/19 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20221213 # 2022-12-13 06:02:25 PDT source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 34.1.86.0/24 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20240229 # 2024-02-29 05:05:16 PDT source: RADB last-modified: 2024-02-29T17:16:56Z rpki-ov-state: valid route: 34.64.0.0/16 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20230208 source: RADB last-modified: 2023-11-13T16:14:55Z rpki-ov-state: valid route: 34.116.0.0/20 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20230208 source: RADB last-modified: 2023-11-13T16:14:55Z rpki-ov-state: valid route: 35.216.0.0/17 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20200722 # 2020-07-22 06:04:23 PDT source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: valid route: 66.22.228.0/23 origin: AS139070 mnt-by: lir-us-discord1-1-MNT created: 2022-06-16T17:54:12Z last-modified: 2022-06-16T17:54:12Z source: RIPE remarks: Discord route object for GCP Seoul, South Korea datacenter 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: 66.22.228.0/24 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20220615 # 2022-06-15 06:02:12 PDT source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: valid route: 66.22.229.0/24 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20220615 # 2022-06-15 06:02:12 PDT source: RADB last-modified: 2023-11-13T16:11:27Z rpki-ov-state: valid route6: 2404:f340::/34 origin: AS139070 descr: Google notify: radb-contact [at] google.com mnt-by: MAINT-AS15169 changed: radb-contact [at] google.com 20230208 source: RADB last-modified: 2023-11-13T16:14:55Z rpki-ov-state: valid