ICANN Acronyms and Terms
Type in the acronym or term you are looking for in the Search bar below.
In addition to English, translated versions of acronyms and terms are also available in Arabic, Chinese, French, Russian, and Spanish. Links for each language are located in the top right of the page.
Click the first letter of the term you are looking for to search alphabetically.
Do you have feedback on the definitions or the terms? Send us an email to: acronymsandterms@icann.org.
D
Domain Name System abuse(DNS abuse)
Any malicious activity aimed at disrupting the DNS infrastructure or causing the DNS to operate in an unintended manner. Abusive activities include corrupting DNS zone data, gaining administrative control of a name server, and flooding the DNS with thousands of messages to degrade name-resolution services.