ICANN Highlights Risks of DNS Redirection to Third-Party Sites

The Internet Corporation for Assigned Names and Numbers on Tuesday condemned the practice of redirecting Internet users to a third-party Web site or portal when they misspell a Web address and type a domain name that does not exist. Rather than return an error message for DNS requests for nonexistent domains, some DNS operators send back the IP address of another domain, a process known as NXDOMAIN substitution. The target address is often a Web portal or information site.

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