expirefish is outbid

I use expirefish to monitor some domain on hold
domain is list on yahoo or dmoz
I find two of domain I monitor is expire but grabe by some other company, I do thing they use snapname, becase registar is dotster.com, does any one have same problem and know what kind service they using

 

[hosting3.com]

namewinner or newidentity that is using dotster registrar to grab expired names?

 

[owndomain]

You can easily beat EXPIREFISH.com by manually registering.