We are embedding (server side curl call) a hubspot landing page in our web application. We started having this error: http://prntscr.com/e4mxn7
Looks like hubspot is blocking our requests.
Ca you please whitelist our ips if this is the case:
This is very URGENT. Our application gets a lot of traffic. We need to resolve this as soon as possible.
At this moment the error stopped appearing. Please explain why this has happened and how to prevent this in the future.