# DNS Token
# What is a DNS token
When you create a DNS based Canarytoken, the system gives you a unique Internet resolvable domain name.
Anyone attempting to resolve this domain name, will now trigger an alert.
Why does this matter? Once you are able to get an alert for a web based token, or a DNS based token, you have the building blocks for squillions of possible tripwires.
# Creating a DNS token
Head on over to canarytokens.org and select
Enter your email address along with a reminder that will be easy to understand then click Create:
Copy the hostname and place it somewhere useful.