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    DNS Blacklist, New Package! Check it out.

    Scheduled Pinned Locked Moved pfSense Packages
    153 Posts 56 Posters 128.8k Views
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    • T
      ToxIcon
      last edited by

      when is the new updated DNS Blacklist going to be available thanks.

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      • X
        xa0z
        last edited by

        Hey guys…

        I've not been working on this project as much lately as some other things have come up.  I plan to get the next release done before November 8th.  Hopefully...

        As for people wanting to use a CUSTOM ERROR PAGE,  Using dnsmasq, you can only make the hostname they try to resolve into an IP, and then the browser tries to load that IP.  For example if you block something like yahoo.com, that means it will make yahoo.com's dns lookup resolve to 74.125.45.100 for example…  And then the browser will try to load http://74.125.45.100/ and if that IP doesn't have anything to show the page is blacklisted, then it will only show an error that the request wasn't found.  We don't use proxies like Squid.  Using this method is faster, but it is kind of limited in that aspect.

        All of your comments, and opinions are taken seriously and any requests for fixes, and add-ons are welcome.

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        • S
          shadowteller
          last edited by

          First off thank you for this excellent package submission.

          @xa0z:

          As for people wanting to use a CUSTOM ERROR PAGE,  Using dnsmasq, you can only make the hostname they try to resolve into an IP, and then the browser tries to load that IP.  For example if you block something like yahoo.com, that means it will make yahoo.com's dns lookup resolve to 74.125.45.100 for example…  And then the browser will try to load http://74.125.45.100/ and if that IP doesn't have anything to show the page is blacklisted, then it will only show an error that the request wasn't found.  We don't use proxies like Squid.   Using this method is faster, but it is kind of limited in that aspect.

          However the device could be forced to redirect to another destination.  Could even be locally as pfSense's WebGUI is running on a local webserver.
          I believe it is Lighttpd.

          fwrite($fh2, "address=/" .$line. "/74.125.45.100". "\n");
          

          That block of code tells the system as you said that has been blocked where to resolve to.  This can be seen in dnsmasq.blacklist.conf file.  Each blacklist domain is subsequently followed by the /74.125.45.100 url.

          Next I have noticed an issue with dnsmasq.

          Not sure if I am doing this wrong either so correct me if I am wrong.  I followed this forum thread to fix DNSMasq not restarting without a reboot.
          (http://forum.pfsense.org/index.php/topic,11159.0.html)

          If I have a custom config at /usr/local/etc/dnsmasq.conf it gets overridden by dnsblacklist.  The actual config that is written itself is broken:
          conf-file=/usr/local/etc/dnsmasq.blacklist.confetc/resolv.conf

          is the result.

          Anyways look forward to the update keep up the good work.

          With Regards,
          Preston

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          • F
            Flash_
            last edited by

            Hi - firstly thanks for adding this.

            Secondly. In case it helps anyone else and saves them the puzzlement it did me, some feedback. I know this kinda repeats some of the above wrt google and facebook, but posting for googlers as the cert thing is new afaik.

            Added fine through gui, selected a bunch of likely looking rules and left it running.

            User reported "strange messages when trying to login to facebook". Checked.

            facebook.com - login screen displayed normally. User enters email address and password and clicks submit;

            Firefox displays the wrong cert error;

            Secure Connection Failed

            login.facebook.com uses an invalid security certificate.

            The certificate is only valid for the following names:
             google.com , *.google.com

            (Error code: ssl_error_bad_cert_domain)

            (Client running Vista, Error repeats on IE8. Error also repeated on Firefox 3.5 on my Ubuntu machine)

            Note google's domain, not facebook. If I forced it to accept, on submitting correct login details to facebook, user was redirected to google.com instead of facebook.

            After some fiddling around, I established the problem went away if Dns Blacklist was disabled through the webgui (just the tickbox at the top of it's own settings page).

            After some further fiddling, I established that the problem stayed away if I turned on Dns Blacklist, BUT DID NOT SELECT the topmost "Adult (X)" ruleset.

            So I can only conclude that something in that particular ruleset is causing this somewhat bizarre certification issue to surface during https or ssl on at least facebook.com (Might happen on other sites, just this was the first)

            I hope that's enough to help point towards the problem, and help anyone else encountering this.

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            • C
              carboncopy
              last edited by

              Fist off I want to say this is a great package!  Thanks for all of your work!  Sorry if this has already been mentioned, but I would like to see GEO location block options.  So for example, if I wanted to block all traffic from URL's ending with *.RU or *.CN, etc.

              TNR

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              • B
                b0RG
                last edited by

                I would like very much to see this project continue on. Is it in the maybe stage still or will this project be further developed upon? All in all I want to say thank you for the work you have put into this. I've found it useful and would like to see it advanced further to become even better.

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                • X
                  xa0z
                  last edited by

                  Hey guys… I'm really glad to hear all the good comments about this package.  As almost everyone knows, the issue with this package continuing is the Block List.  I would LOVE to make a new release, but until I can compile my OWN list, it just won't happen.  I have started on a list, but it's not very big and all of the categories are so large.

                  As soon as I can get my OWN list compiled and separated then we will be back in business.  mcrane has been majorly swamped with his FusionPBX project so I've not even bothered him with this one.

                  Just everyone who uses this Add-on, hold tight and don't give up on us.

                  Next release features will include

                  +Ability to add custom entries
                  +Ability to bypass individual entries in a blocked category.
                  +Ability to load local error page (on pfSense)
                  +Ability to view/edit/modify categories within the GUI (memory intensive)

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                  • S
                    Supermule Banned
                    last edited by

                    Look forward to seeing that :)

                    Remember to put an country IP blacklist as well….Many an admin would like to see China, Russia and Korea go away...:D

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                    • R
                      robfantini
                      last edited by

                      @sunil:

                      Hi,
                      I am new to PfSense, I tried using DNS Blacklist and tried to block, Adult Porn and Online Gaming but I beleive it blocks all sites, if I try accessing any site it redirects to Google. For eg I tried indiatimes.com; yahoo.co; rediff.com and our Company website but it all gets redirected to Google, not sure if I am going wrong somewhere or do I need to work on the scripts.

                      I have the same issue.

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                      • W
                        wpcprez
                        last edited by

                        @robfantini:

                        @sunil:

                        Hi,
                        I am new to PfSense, I tried using DNS Blacklist and tried to block, Adult Porn and Online Gaming but I beleive it blocks all sites, if I try accessing any site it redirects to Google. For eg I tried indiatimes.com; yahoo.co; rediff.com and our Company website but it all gets redirected to Google, not sure if I am going wrong somewhere or do I need to work on the scripts.

                        I have the same issue.

                        I also have the same issue and even if I uninstall the dns blacklist the DNS redirector is jacked up now and no dns redirection works.

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                        • R
                          Roodawakening
                          last edited by

                          Am I missing something or is this like running Squid and Squidguard? And if so, why at the beginning of the thread did the developers make reference to DNS Blacklist (eventually) running in conjunction with a proxy server? Seems like DNS Blacklist is a great idea for those who don't employ proxy servers and redundant to those who do (along with Squidguard).

                          Please…show me the error in my thinking.

                          "The descent to hell is easy. The gates stand open day and night. But to reclimb the slope and escape to the upper air: This is labor."
                          –Virgil, Aeneid, Book 6

                          Rob

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                          • R
                            running
                            last edited by

                            I agre, what is the difference with Squid-Squid guard
                            I have good squit guard setup should i consider this instead
                            What are the advantaged or disadvantages

                            Thank you!

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                            • C
                              cybrsrfr
                              last edited by

                              The DNS Blacklist is what its name implies. Its a DNS Domain name black list. Domains that are on the list are detoured to an alternate address in this way it blocks the website. Simple concept effective and doesn't require a proxy. To be completely effective you need to block other DNS Servers.

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                              • X
                                XIII
                                last edited by

                                did any one ask? Ive heard of pay services providing free services to projects like this.

                                -Chris Stutzman
                                Sys0:2.0.1: AMD Sempron 140 @2.7 1024M RAM 100GHD
                                Sys1:2.0.1: Intel P4 @2.66 1024M RAM 40GHD
                                freedns.afraid.org - Free DNS dynamic DNS subdomain and domain hosting.
                                Check out the pfSense Wiki

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                                • B
                                  BitSuck
                                  last edited by

                                  Hi,

                                  is there a possibility that the DNS Blacklist is valid only for some clients in the network?
                                  What i mean is: Can i set permissions within the DNS Blacklist for some clients.

                                  And thank you for your work on this package!

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                                  • B
                                    brutalhappy
                                    last edited by

                                    Wow… i've tried this.. unbelivble...it's simple. Thanksss Guys....it's really2 work .. \m/

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                                    • T
                                      tebruno99
                                      last edited by

                                      This is a great package, using it very well great work!

                                      I do have 1 issue.  When i turn on Adult option, it starts blocking sites that aren't even in the blacklist (specifically all of my personal domains).  limesg.com, and naveoss.com.  I did a grep in the blacklist directory and on the original sites blacklist files and my domains are not in any list.  Any advice?

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                                      • S
                                        Supermule Banned
                                        last edited by

                                        Any news of this???

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                                        • D
                                          DigitalJer
                                          last edited by

                                          Just to chime in a bit:

                                          1. Great package.  Anything to help with granular site-blocking is a win to me.
                                          2. Wondering if perhaps the option to add this list http://www.mvps.org/winhelp2002/hosts.txt might be possible ?  …GREAT list to use if you're serious about ad-blocking.
                                          3. for anyone having trouble with the blacklist opening a page that you think should be blocked, you might have to clear your DNS cache - from the Windows command line:  ipconfig /flushdns

                                          –------------------------------------------------
                                          2.4.3-RELEASE (amd64)
                                          built on Mon Mar 26 18:02:04 CDT 2018
                                          FreeBSD 11.1-RELEASE-p7
                                          VM in ESXi 5.5
                                          1 x 1000baseTX (WAN)
                                          1 x 1000baseTX (LAN)

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                                          • C
                                            cybrsrfr
                                            last edited by

                                            DigitalJer the list you linked to seems to be free to use and I like the idea of an ad block category so I will add it as time permits. Main problem with granular control is some of these lists are very large so large we can't just display them in a textarea without killing the browser I've been thinking about a way to page through the list of domains.

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