I've been running my own email since about 8 months ago. I have Google's MX (that I used before) on backup (with a lower priority). Will not help me with every

I've been running my own email since about 8 months ago. I have Google's MX (that I used before) on backup (with a lower priority). Will not help me with every sort of fuckup possible, but it will at least deliver the mail if my server is down.