First of all, I'm not Alan.
It seems that Mr. Alan did not renew his domain when it was expiring (and it was expiring for quite a long time..). I hope everything is fine with him.
If you are looking for his wonderful work, here's what I was able to search in my old browser cache, the archives of the Internet and my own disk: LINK
This copy is neither the most current nor complete, but better than nothing.
If you need to get in touch, write to email@example.com, but don't ask about programs. Like I said, I'm not Alan. All credits goes to him.
Thank you Mr. Alan, you've done awesome job.