How do I verify is working?

To verify you is working cut and paste your address from MAMP PRO and type [nslookup host name] on the command line


Your ip address should be returned. This means your is working properly.

You may be having problems with your router settings. Make sure they are set properly to allow xip,io to function properly. The following are instructions for some router settings in Germany, which may help guide you to setting your router. 

AVM's FritzBox has a security feature that prevents DNS Servers to resolve anything in the FritzBox local IP range (Default




dig @

and you will see that it's the problem of the DNS server of the FritzBox as Google's DNS server ( resolves the domain name just fine.

To use behind a FritzBox you have three options:

  • Configure your local computer to use the Google DNS ( That's easy but then you cannot use the "" domain name anymore.
  • Setup a local DNS resolver/forarder on a (linux) router in your local LAN and use this DNS server
  • Install freetz ( and dnsmasq on your FritzBox
  • Add "" to "Heimnetz -> Netzwerk -> Netzwerkeinstellungen -> DNS-Rebind-Schutz" and you can use the built-in DNS server of the FritzBox and together.

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