iFrame not loading URL

Question

I am using the following simple iFrame code to load Yahoo but it\'s not loading anyway. in Chrome Inspector I see the URL status as 301 first and then cancel. Any idea why i

Answer 1

Its also very easy to ask site not to load if you are in an iframe with simple javascript. For example, twitter does this

I did not see a console error here and so I guess this is the case here.

The Yahoo! JavaScript is obfuscated but you can see they are definitely removing something at this snippet. (Code taken from yahoo website)

if(self!==self.top){b=function(){if(g.readyState=="complete"){f.remove(g,e,b);