split-horizon DNS

A setup in which the same domain name (glossary)domain name A readable internet name made of labels separated by dots. Full definition of domain name gives different answers depending on who asks. A company may show internal addresses to its own staff and public ones to everyone else. It is common in corporate networks and is one reason private names can clash with public TLDs (glossary)TLD top-level domain The last part of a domain name, after the final dot. Full definition of TLD.