Eugene of Ð¥Ð²Ð°Ñ‚Ð¸Ñ‚ IE6 (Enough IE6) says:
Hellow. Visit enoughie6.com, here you can find list of websites, developers of which have ceased to support IEâ€‰6. Thanks.
Of course, it’s all in Russian, but those of you that speak Russian (or PHP) might be able to find something useful there.