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DNS

British

abbreviation

Department for National Savings
computing domain name system

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Surfshark includes a reliable kill switch that blocks traffic if the VPN disconnects, and, like NordVPN, it uses RAM-only servers and offers DNS leak protection.

From Salon • Mar. 27, 2026

As was the case with ExpressVPN, in-tunnel DNS and the kill switch will prevent any data leaks, even if your VPN connection should unexpectedly drop.

From Salon • Mar. 27, 2026

Its in-tunnel DNS and kill switch should prevent any leaks, even unattended.

From Salon • Mar. 27, 2026

But MediaStreamer doesn’t encrypt your traffic or change your IP address — it’s just a DNS service.

From Salon • Mar. 13, 2026

"NSI fat-fingered their DNS zone file and took half the net down again."

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Steele, Guy L.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023