VERISIGN® PUBLIC DNS

2015

Verisign Public

WHAT IS PUBLIC DNS?

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Essential component of nearly all communication on the Internet

The first link in the DNS lookup chain

ISPInternet Service Providers

Enterprises End UsersProvides the intelligent routing for Internet navigation

User types URL into a browser

PUBLIC RECURSIVE DNS

RESOLVERThe URL is sent to the public recursive DNS resolver

ROOT SERVERS

Resolver checks with the root server to find where to go to get the IP addresses for URLs that end in .COM

AUTHORITATIVE SERVERS

This server knows the IP address for the full domain and returns the answer to the recursive DNS resolver

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Browser goes to www.verisign.com7

6The public recursive DNS resolver returns actual address, www.verisign.com (72.13.63.55)

WWW.VERISIGN.COMTLD NAME SERVERS

The TLD name server answers with the IP address of the authoritative server for that domain

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A free DNS resolution service that respects your privacy

Verisign Public

WHY VERISIGN PUBLIC DNS?

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STABILITY

SECURITY

PRIVACY

Utilizes patented, proprietary

ATLAS technology

Less vulnerable to security flaws

than other DNS platforms

100% operational accuracy

and stability of .COM and .NET

zones worldwide

Over 17 years providing highly

reliable DNS service

Leverages Verisign’s extensive

experience and knowledge in

DNS Infrastructure

Verisign respects your privacy

Your public DNS data will not

be sold to third parties

Verisign will not redirect your

queries to serve you ads

100%

Reduces overall threat exposure

© 2015 VeriSign, Inc. All rights reserved. VERISIGN and other trademarks, service marks, and designs are registered or unregistered trademarks of VeriSign, Inc. and its subsidiaries in the United States and in foreign countries. All other trademarks are property of their respective owners.