disturbing named messages

["Adam Alexander" <adam alexander lu>]

I am getting the following errors in my syslog.  Anyone know what's going
on?

Feb 25 10:07:12 gate named[308]: stream_getlen([250.176.20.0].53):
Connection timed out
Feb 25 10:07:12 gate named[308]: stream_getlen([76.51.85.1].0): Connection
timed out
Feb 25 10:07:12 gate named[308]: stream_getlen([24.208.237.0].5120):
Connection timed out