Positive control check complete:

http://www.justsoar.com/

For $20/year you get current Tim Newport-Peace (*.sua), OpenAir
(*.txt) and Google Earth (*.kml) files for your desired region, based
on the latest FAA National Flight Database (NFD), which is updated
every 28 days.

When I get the secret decoder ring for the SN-10 format, I'll endeavor
to add that too. I will also try to work with 2KA to integrate
anything he comes up with for airspace from another source --
alternatives are always good.

More info at the main page and the FAQ linked therein.

~ted/2NO