Response status codes indicate whether a specific HTTP request has been completed. Here are the types of response codes.
With these response codes, we decide if TalkTalk is down or not.
If our test shows that TalkTalk is up, but you still can't access it, follow these tips.
If our tool shows that TalkTalk is down, then you can not do much to solve it. Just wait for TalkTalk to solve the issue.