How does it work?

This criterion lets you match based on the name found in the request Host header. It is a fully qualified DNS name that resolves to an address record. You can choose one or more property hostnames to match, or you can enter a different one.

Operators

You can select the following logical conditions:

Value The Rule is True When...
is one ofthe incoming request includes any of the specified hostnames.
is not one ofthe incoming request does not include any of the specified hostnames.

Fields

In the text field, enter the hostname.

For a large number of values, you can paste the hostnames and separate them with a space, comma, or carriage return.

Wildcards

The hostname match supports the following wildcards:

Wildcard Description Example
* matches zero or more charactersThe rule includes a match where the hostname value is example.*. Some possible valid results for this wildcard are example.com, or example.co.uk.
? matches a single characterThe rule includes a match where the hostname value is example?.com. Some possible invalid results are: examples.com, or example1.com.

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