The Barneby's website has something similar and it's FREE
https://www.barnebys.com/auctions
If you setup an account (which is free) it let's you setup alerts that are emailed to you.
I'm not sure that it searches all AHs but it does a good number of them.
N.B. I'm not affiliated with them in any way....I just use the website.
Gary G01db3rg