• Host header of the blocked domain + government IP address = webpage stating the domain is blocked.

    $ curl -vik --header "Host: xvideos.com" 195.175.254.2
    *   Trying 195.175.254.2:80...
    * TCP_NODELAY set
    * Connected to 195.175.254.2 (195.175.254.2) port 80 (#0)
    > GET / HTTP/1.1
    > Host: xvideos.com
    > User-Agent: curl/7.68.0
    > Accept: */*
    >
    * Mark bundle as not supporting multiuse
    < HTTP/1.1 200 OK
    HTTP/1.1 200 OK
    < Server: nginx
    Server: nginx
    < Date: Fri, 04 Dec 2020 10:56:43 GMT
    Date: Fri, 04 Dec 2020 10:56:43 GMT
    < Content-Type: text/html
    Content-Type: text/html
    < Content-Length: 4988
    Content-Length: 4988
    < Last-Modified: Thu, 03 Dec 2020 20:47:20 GMT
    Last-Modified: Thu, 03 Dec 2020 20:47:20 GMT
    < Connection: keep-alive
    Connection: keep-alive
    < ETag: "5fc94ed8-137c"
    ETag: "5fc94ed8-137c"
    < Accept-Ranges: bytes
    Accept-Ranges: bytes
    
    <
    <html>
    @@@
      <body onselectstart="return false" bgcolor="aliceblue">
      <div>
    
      <table border ="0" align="center" cellpadding="0" cellspacing="0" width="1024" height="100%">
    <tr> <td class="alticizgili_genisliktd">
     <span class="yazi1">5651 sayılı kanun kapsamında yapılan teknik inceleme ve hukuki değerlendirme sonucunda alınan <span class="yazi2_1">Telekomünikasyon İletişim Başkanlığı</span><span class="yazi1">'nın</span><span class="yazi2_1"> 13/03/2008</span><span class = "yazi1"> tarih ve </span><span class="yazi2_1">
                              410.01.02.2008-067909 </span><span class="yazi1">sayılı kararına istinaden bu internet sitesi</span><span class="yazi2_1">(xvideos.com)</span><span class="yazi1"> hakkında idari tedbir uygulanmaktadır.</span>
    
                          <br>
                          <br>
                          <span class="yazi3_1">After technical analysis and legal consideration based on the law nr. 5651, administration measure has been taken for this website
                          (xvideos.com) according to decision nr. 410.01.02.2008-067909 dated 13/03/2008 of the Telecommunication Presidency.</span>
    <br>
    <br>
    <br>
    
               <a class="link" target = "_blank" href="<http://www.btk.gov.tr>"><http://www.btk.gov.tr></a>&nbsp;|
               <a class="link" target = "_blank" href="<http://www.guvenlinet.org>"><http://www.guvenlinet.org></a>&nbsp;|
               <a class="link" target = "_blank" href="<http://www.ihbarweb.org.tr>"><http://www.ihbarweb.org.tr></a>
               </td>
       </tr>
    
      </table>
      </div>
      </body>
    </html>
    * Connection #0 to host 195.175.254.2 left intact
    
  • Any HTTPS connection to the government IP will result in hang at TLS client hello

    curl -vik --resolve google.com:443:195.175.254.2 <https://google.com>