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    pfsense blocking certain/some sites

    Scheduled Pinned Locked Moved General pfSense Questions
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    • stephenw10S
      stephenw10 Netgate Administrator
      last edited by

      When you try to access those sites what error do you see?

      Can you resolve those FQDNs from a client behind pfSense?

      Those sites all open fine from behind pfSense for me. Something must be failing locally to you.

      Steve

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      • G
        Gurveer @stephenw10
        last edited by

        @stephenw10 no dns found in chrome ; url wrong or typo in edge. im kind of noob here please explain these fqdns

        1 Reply Last reply Reply Quote 0
        • stephenw10S
          stephenw10 Netgate Administrator
          last edited by

          Ok, so it sounds like a DNS issue.

          Go to Diag > DNS Lookup in pfSense and try to resolve www.bsnl.co.in. What results does it show?

          By default all clients behind pfSense should use pfSense for their own DNS but clients may choose not to do that. So if that resolves on pfSense but not at the client check the local DNS settings at the client.

          Steve

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          • G
            Gurveer @stephenw10
            last edited by Gurveer

            @stephenw10 tthanks pal www.bsnl.co.in started opening after doing dns lookup but portal.bsnl.in, portal.bsnl.in are not opening.pls help

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            • stephenw10S
              stephenw10 Netgate Administrator
              last edited by

              Do those resolve correctly in pfSense? In Diag > DNS Lookup?

              R G 2 Replies Last reply Reply Quote 0
              • R
                rcoleman-netgate Netgate @stephenw10
                last edited by

                @stephenw10 There is another thread about this here: https://forum.netgate.com/topic/174426/pfsense-blocking-some-sites/6

                Ryan
                Repeat, after me: MESH IS THE DEVIL! MESH IS THE DEVIL!
                Requesting firmware for your Netgate device? https://go.netgate.com
                Switching: Mikrotik, Netgear, Extreme
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                • G
                  Gurveer @stephenw10
                  last edited by Gurveer

                  @stephenw10 all three getting resolved but only bsnl.co.in opens in browser rest two portal.bsnl.in,
                  portal2.bsnl.in aint opening in browser (tho getting resolved)

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                  • stephenw10S
                    stephenw10 Netgate Administrator
                    last edited by stephenw10

                    What error is shown when you try?

                    Did you try multiple browsers?

                    Do you see any blocked traffic to/from the IPs they resolve to?

                    More generally:
                    https://docs.netgate.com/pfsense/en/latest/troubleshooting/website-access-issues.html

                    Steve

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                    • G
                      Gurveer @stephenw10
                      last edited by

                      @stephenw10 ya i tried safari opera edge brave but non worked the most common error is dns not found but in opnsense these websites works fine idk where problem is cz its fresh install(also tried everything from link you mentioned)

                      1 Reply Last reply Reply Quote 0
                      • stephenw10S
                        stephenw10 Netgate Administrator
                        last edited by

                        So it's still intermittently failing to resolve?

                        Does it resolve reliably in Diag > DNS Lookup?

                        What error do you see when it does resolve?

                        Steve

                        bingo600B 1 Reply Last reply Reply Quote 0
                        • bingo600B
                          bingo600 @stephenw10
                          last edited by

                          @stephenw10
                          I have no issues w. those sites ...
                          See
                          https://forum.netgate.com/post/1064413

                          If you find my answer useful - Please give the post a šŸ‘ - "thumbs up"

                          pfSense+ 23.05.1 (ZFS)

                          QOTOM-Q355G4 Quad Lan.
                          CPUĀ  : Core i5 5250U, Ram : 8GB Kingston DDR3LV 1600
                          LANĀ  : 4 x Intel 211, DiskĀ  : 240G SAMSUNG MZ7L3240HCHQ SSD

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                          • stephenw10S
                            stephenw10 Netgate Administrator
                            last edited by

                            Yup, works fine for me too.

                            So this looks like either something in your config or in your route.

                            It's probably not a firewall rule issue though so it would be better to continue here IMO.

                            You need to try to determine exactly what is failing.

                            Steve

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                            • G
                              Gurveer @stephenw10
                              last edited by

                              @stephenw10 im kind of noob here also its fresh install just upgraded to plus from ce(sites aint working in both) but in opnsense(fresh install) it works idk whats problem is please help guys tho clinging to opnsense aint any issue but opnsense aint got alias bandwidth limiting

                              bingo600B 1 Reply Last reply Reply Quote 0
                              • stephenw10S
                                stephenw10 Netgate Administrator
                                last edited by

                                @stephenw10 said in pfsense blocking certain/some sites:

                                So it's still intermittently failing to resolve?
                                Does it resolve reliably in Diag > DNS Lookup?
                                What error do you see when it does resolve but still fails to open?

                                Same questions. ^ šŸ˜‰

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                                • bingo600B bingo600 referenced this topic on
                                • bingo600B
                                  bingo600 @Gurveer
                                  last edited by bingo600

                                  @gurveer
                                  What happens if you go directly to the website via the ip address ?

                                  https://117.239.179.10/
                                  

                                  You might have to accept (make an exception) on the certificate , as the cert will only match the below marked domains.

                                  c478b3af-0e08-4623-be3b-26d447c004e6-image.png

                                  After allowing an exception for the website i see this

                                  dca61f03-6ee3-4c08-9459-8a801e7d8814-image.png

                                  What do you see ???

                                  Edit:
                                  And just to recap.
                                  Do you still have DNS issues ?

                                  Or does a

                                  nslookup portal.bsnl.in
                                  

                                  Return the ip address : 117.255.216.68

                                  Edit2:
                                  Did we ever see OP's Unbound Config screenshots and the System --> General setup "DNS section" setup screenshots ??

                                  /Bingo

                                  If you find my answer useful - Please give the post a šŸ‘ - "thumbs up"

                                  pfSense+ 23.05.1 (ZFS)

                                  QOTOM-Q355G4 Quad Lan.
                                  CPUĀ  : Core i5 5250U, Ram : 8GB Kingston DDR3LV 1600
                                  LANĀ  : 4 x Intel 211, DiskĀ  : 240G SAMSUNG MZ7L3240HCHQ SSD

                                  G 2 Replies Last reply Reply Quote 1
                                  • bingo600B bingo600 referenced this topic on
                                  • bingo600B bingo600 referenced this topic on
                                  • stephenw10S
                                    stephenw10 Netgate Administrator
                                    last edited by

                                    Mmm, this still feels like a DNS problem until we can prove conclusively it's not!

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                                    • G
                                      Gurveer @bingo600
                                      last edited by

                                      @bingo600 like you said it opened after using ip https://117.239.179.10/ instead portal2.bsnl.in now what to do?

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                                      • G
                                        Gurveer @stephenw10
                                        last edited by

                                        @stephenw10 its resolves in diag>dns lookup but aint opening in browser when using portal2.bsnl.in and this is the error i get on browser "This site can’t be reached portal.bsnl.in’s DNS address could not be found. Diagnosing the problem.
                                        DNS_PROBE_POSSIBLE"

                                        stephenw10S 1 Reply Last reply Reply Quote 0
                                        • G
                                          Gurveer @bingo600
                                          last edited by Gurveer

                                          @bingo600 where to find unbound configurations and screenshot of dns setup is here!Screenshot 2022-10-03 at 10.58.57 PM.png

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                                          • V
                                            viragomann @Gurveer
                                            last edited by

                                            @gurveer
                                            This is the DNS server used by pfSense itself.

                                            The DNS resolver requests root DNS servers by default. But you can set it into the forwarder mode, so that it forward queries to even the DNS server stated in general setup.
                                            To enable forwarding mode go to Services > DNS Resolver and check "DNS Query Forwarding".

                                            Ensure that you browser uses pfSense for DNS resolution, not some DoH servers.

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