OT: Help decoding SPAMMER's encoding of my contact info

[Michael ODonnell]

I wrote:
>>> The encoded string is:
>>>
>>>  MTA2NDIwL21vZEB3b3JsZC5zdGQuY29tLy8
>>
>>It's base64. The decoded string is:
>>
>>106420/xxx at world.std.com
>>
>>HTH!
>
>
>It does help - thanks!  For the benefit of those here
>gathered, please reveal your methods; how did you decode
>it?  Is there a simple filter already existing (along the
>lines of uudecode) or did you have to write something?


Ah!  Never mind - I should have known that there'd already
be something in place.  I just said "apropos 64" on my
Debian system and it told me about base64-decode...