Your IP address is listed as an open proxy in the SORBS DNSBL.
If you are wrongfully blocked by this RBL check, please get tested at http://www.sorbs.net/faq/retest.shtml for automatic removal from the blacklist.
This feature is still very much in testing, so if you are wrongfully blocked by it we would very much like to know about it as well. Please contact Tim Starling, whose email address is the reverse of is firstname.lastname@example.org, or email the developers' mailing list.
A description of the details of this feature can be found at proxy blocking.
This block is automatic, and was not carried out by User:SORBS DNSBL as is suggested above. The text below is given to all blocked users. It may not be applicable to you.