The form is not loading.

Hi, 

I embedded the form in my website, but my customers from brazil are experiencing an error, since yesterday. 

Do you know what is going on?

Here is a secreenshot  https://scontent-a-lga.xx.fbcdn.net/hphotos-xap1/v/t1.0-9/10850105_767061313362488_2740176049416886551_n.jpg?oh=e993df3fffbbd052e024cedee50fe807&oe=54FA1D93

That is not a valid link, I could not proceed to inspect the embedded form, this is what I get: