Try reloading the page. If you continue to have this problem, please" I'm not a robot, do something. I want to change the mail because it's old and I stop using it. there comes too much email from registered sites on it.
Best answer by Mathis
Unfortunately, there was a lot of spam coming from these domains, which is why our Anti Abuse team have blacklisted emails from these providers to sign up. Hopefully, you have another email address from a different provider that you can use.