These entries are queried from radb.net using whois, you can try my project getting these.
:AS396145 route: 67.218.208.0/24 descr: Proxy Add for Charter Business Customer Exact Sciences origin: AS396145 mnt-by: MAINT-CHTR-WD changed: rob.beauvais [at] charter.com 20170530 #23:36:25Z source: RADB last-modified: 2023-11-13T16:11:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.218.209.0/24 origin: AS396145 descr: Proxy object for Exact Sciences Corporation admin-c: INO44-ARIN tech-c: INO44-ARIN notify: ispadmin [at] tdstelecom.com mnt-by: MAINT-TDST changed: rich.deprez [at] tdstelecom.com 20220318 #20:08:25Z source: RADB last-modified: 2023-11-13T16:10:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.218.210.0/24 descr: Proxy Register for Exact Sciences Corporation origin: AS396145 remarks: Proxy Register for Exact Sciences Corporation mnt-by: MAINT-AS11796 changed: rsmith [at] wins.net 20180209 #17:55:49Z source: RADB last-modified: 2024-03-04T21:00:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source