To rank up to Member you simply join the website and add your Minecraft account to our website and you should become member in a matter of minutes.
To rank up to Enchanted you need to become a Member first. The second step is playing one week total playtime after you sign up for the website, then you should be Enchanted minutes after.
To rank up to Veteran you will need the following, two weeks total playtime on the server. (Timer keeps track, but doesn't count if you are AFK.) After completion of the following, you should have your rank.
If for some reason you have all these checked and you do not get your rank, contact DerekZil.