I've seen this post, or very similar before. Not sure what they are doing wrong. I've got a small vanity domain and have no problem emailing google, yahoo, an

I've seen this post, or very similar before. Not sure what they are doing wrong. I've got a small vanity domain and have no problem emailing google, yahoo, and microsoft users. Maybe larger servers use the age of your domain registration as a factor. I've had mine for quite a few years now.