Whole networks ... And we do keep stats, and block (at IP level) hosts/networks that are clear abusers
Charles Daminato OpenSRS Product Manager Tucows Inc. - [EMAIL PROTECTED] > -----Original Message----- > From: Paul Chvostek [mailto:[EMAIL PROTECTED]] > Sent: August 21, 2002 3:27 AM > To: Charles Daminato > Cc: [EMAIL PROTECTED] > Subject: Re: Max Whois Connection Limit > > > > Chuck, I don't know if you're keeping any whois lookup statistics, but > it might be worthwhile to do some stress testing of whatever system > you're using to limit whois access, and/or to cross reference some data > and see if your port limiter is working too enthusastically. > > I've hit limits on a number of recent occasions, from servers that > I *know* were not doing anything untoward. In one case, the blocked > host was my database server, from which I had done a total of about > five lookups in half an hour. Meanwhile, my mail server does lookups > at five-to-thirty second intervals whenever someone sends email to > [EMAIL PROTECTED], and to my knowledge it has never yet been blocked. > > Does the limiter block whole networks, or just individual hosts? > > p > > On Tue, Aug 20, 2002 at 10:54:03PM -0400, Charles Daminato wrote: > > > > Our system automagically blocks when you reach a specific limit - > > the blocking is temporary. > > > > Note that our limits are quite generous, and if you're hitting > > those then you may wish to alter the methodology you use to query > > (i.e. use a client that queries crsnic first and ONLY query > > OpenSRS for the domains you need to, or limiting your own systems > > from querying too often). > > > > :) > > > > Charles Daminato > > TUCOWS Product Manager > > [EMAIL PROTECTED] > > > > On Tue, 20 Aug 2002, Jesse Williams-Proudman wrote: > > > > > > > > Domain: > > > > > > Error: couldn't connect to host [Connection refused: exceeded maximum > > > connection limit from 63.231.1.254 > > > ] > > > > > > Any idea how I can remedy that? I'm just querying the OpenSRS whois > > > servers. Should I use some one elses or should I use the > perl scripts? > > > > > > Thanks > > > > > > -- > > > > > > Jesse Williams-Proudman || CEO > > > NineWire Digital Solutions || +1.888.873.6199 > > > [EMAIL PROTECTED] || http://ninewire.com > > > Mac Web Hosting & Colocation || Mac Nationwide Dialup > > > > > > $75 Xserve Colocation Special from Your Mac ISP! > > > > > > > > -- > Paul Chvostek <[EMAIL PROTECTED]> > Operations / Abuse / Whatever +1 416 598-0000 > it.canada - hosting and development http://www.it.ca/ >
