Maybe the LISTSERV mailer (or LISTSERV DISTRIBUTE BACKBONE) host is "blocked"?

This is NOT all that unusual, I'm sorry to say.

/Pete Weiss
formerly working for Penn State

At 09:03 3/21/2006 Tuesday, Michael DeGregory wrote:

>It seems the probes are failing on valid email addresses though and I can't
>understand why. I did email tests to the addresses where the probe fails and
>the emails get in fine. The changelog files say the individuals were auto
>deleted due to probe failed error.