Welcome to WebmasterWorld Guest from 220.127.116.11
Are those old domains indexed in Google still?
Netmeg, Google doesn't normally index a domain that 301 redirects as far as I know. Wouldn't the issue be that Google still indexes the "many directories and sports sites still link to "myfootballdomain".com"?
But the SERP url contains the path's of pages on my education site - for example, the result looks like this:
but clicking on that result took you to the education site with that path: