Today VeriSign announced that it is raising the wholesale cost of .com domains from $6.42 to $6.86 a year and .net from $3.85 to $4.23.  This change is effective 10-1-2008.  This will most likely case the discount domain registrars to raise their prices roughly the same.   The cost is said to help with the costs associated with maintaining the main DNS servers.  In the announcement it mentions that “VeriSign processes a peak of more than 33 billion DNS queries per day under normal traffic conditions”.