These entries are queried from radb.net using whois, you can try my project getting these.
:AS7233 route: 66.228.160.0/20 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 98.136.0.0/20 descr: Yahoo Corp-SJC1 origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: jasonroh [at] verizonmedia.com 20210806 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 98.137.138.0/23 descr: SNV STG block datacenter origin: AS7233 remarks: for SNV datacenter notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: mpetach [at] yahoo-inc.com 20140820 source: RADB last-modified: 2023-11-13T15:46:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 206.173.250.64/26 descr: Yahoo YNOC block origin: AS7233 remarks: YNOC block notify: netops [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: mpetach [at] yahoo-inc.com 20040929 source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.126.224.0/20 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.67.66.0/23 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.131.54.0/23 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.131.62.0/24 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.145.48.0/20 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20160802 source: RADB last-modified: 2023-11-13T15:49:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.145.49.0/24 descr: Yahoo IP corp-SJC origin: AS7233 remarks: Yahoo IP corp-SJC notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: iarora [at] yahooinc.com 20211018 source: RADB last-modified: 2023-11-13T16:08:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:4998:ef5e::/48 descr: Yahoo Corp-SJC1 origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: jasonroh [at] verizonmedia.com 20210806 source: RADB last-modified: 2023-11-13T16:08:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:4998:effd::/48 descr: Yahoo Corp SNV origin: AS7233 notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20150428 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:49a0:fbff::/48 descr: Yahoo Corp origin: AS7233 remarks: notify: network [at] yahoo-inc.com mnt-by: MAINT-YAHOO changed: nevin [at] yahoo-inc.com 20130830 source: RADB last-modified: 2023-11-13T15:45:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source