Mercurial > hg > nginx-site
annotate xml/en/docs/welcome_nginx_facebook.xml @ 457:ab9453c6b9c6
A contact email for the security issues added.
author | Maxim Konovalov <maxim@nginx.com> |
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date | Tue, 27 Mar 2012 12:29:05 +0000 |
parents | 19933f0ca147 |
children | 6135f3c95bf6 |
rev | line source |
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50 | 1 <!DOCTYPE article SYSTEM "../../../dtd/article.dtd"> |
13 | 2 |
123
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3 <article name="I am trying to open Facebook and |
327 | 4 instead I am getting “Welcome to nginx!” page" |
13 | 5 link="/en/docs/welcome_nginx_facebook.html" |
6 lang="en"> | |
7 | |
8 | |
9 <section> | |
10 | |
17
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11 <para> |
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12 <initial>Q:</initial> |
16 | 13 I am trying to open Facebook, Yahoo!, Google, or some |
327 | 14 other well-known web site and instead I am getting a blank web page |
15 with a message referring to nginx: “Welcome to nginx!” or | |
16 “404 Not Found / nginx”. | |
13 | 17 </para> |
18 | |
19 <para> | |
20 I suspect something is wrong and there is probably a malicious attempt here | |
21 to direct me to a rogue web page (for hacking my computer, phishing etc.). | |
327 | 22 Why is that and what has nginx to do with my attempts to connect |
13 | 23 to Facebook (Yahoo!, Google, etc.) ? |
24 </para> | |
25 | |
26 <para> | |
27 | |
28 </para> | |
29 | |
17
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30 <para> |
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31 <initial>A:</initial> |
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32 nginx is among the 3 most popular web servers in the world, it's being |
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33 used by over 10% of the Internet web sites, including 25% of the top-1000 ones. |
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34 It is a free open source server software, focused on high performance and |
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35 high concurrency, and it's absolutely legitimate and |
13 | 36 has nothing to do with any kind of threatening or malicious activity per se. |
327 | 37 A web page saying “Welcome to nginx!” is one of the diagnostics |
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38 responses that can be produced by any of the web sites running nginx. |
13 | 39 </para> |
40 | |
41 <para> | |
42 However, you are right in your assumption that something must be wrong | |
327 | 43 with your computer or browser, or operating system setup when you are |
44 trying to access a well known web site and instead of a familiar page you get | |
45 “Welcome to nginx!”. This should not happen if your computer | |
46 is clean and safe. | |
47 </para> | |
48 | |
49 <para> | |
50 We recommend you to check and verify your entire system setup | |
51 (possibly with the help of your ISP or another support personnel), | |
52 and it would also be a good idea to install and run an anti-virus software | |
13 | 53 on your computer. It may happen that some malign entity is trying |
456
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54 to divert the traffic from your computer to a wrong server and |
327 | 55 potentially cause significant harm to you and the other users on |
56 the Internet. | |
13 | 57 </para> |
58 | |
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59 <para> |
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60 What you should check is at least the following: |
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61 </para> |
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62 |
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63 <para> |
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64 (Disclaimer: we at nginx are not responsible for any negative |
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65 impact or effects that the actions below might cause. Use the |
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66 following recommendations at your own risk, especially if |
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67 you aren't an experienced user of your operating system and/or |
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68 Internet applications. In no event shall nginx be liable for |
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69 any direct, indirect, incidental, special, exemplary, or |
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70 consequential damages, including, but not limited to loss of |
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71 use, data, or profits; or business interruption). |
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72 </para> |
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73 |
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74 <para> |
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75 <list> |
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76 <listitem> |
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77 Check your TCP/IP settings and see if the DNS servers |
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78 configuration matches the one recommended by your Internet |
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79 service provider and/or your IT support personnel. |
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80 </listitem> |
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81 |
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82 <listitem> |
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83 Check if the "hosts" file doesn't contain entries other |
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84 than "127.0.0.1 localhost", and if so — if these entries are for |
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85 the web site you're trying to reach and instead you're seeing a |
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86 wrong web site. The "hosts" files is located in |
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87 C:\WINDOWS\system32\drivers\etc directory. Typically there should |
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88 be just one entry in it, for "127.0.0.1 localhost", that's it. The |
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89 "hosts" file can be viewed with your standard Notepad application. |
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90 </listitem> |
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91 |
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92 <listitem> |
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93 Try to (temporarily) use Google Public DNS and see if |
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94 it fixes the problem. From Google's description of its Public DNS - |
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95 "Google Public DNS is a free, global Domain Name System (DNS) |
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96 resolution service, |
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97 that you can use as an alternative to your current DNS provider. |
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98 To try it out: Configure your network settings to use the IP |
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99 addresses 8.8.8.8 and 8.8.4.4 as your DNS servers. [..] By |
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100 using Google Public DNS you can: Speed up your browsing |
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101 experience. Improve your security. Get the results you expect |
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102 with absolutely no redirection." |
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103 </listitem> |
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104 |
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105 <listitem> |
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106 Try to clear browser data (cache, cookies etc.), e.g. perform |
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107 "Clear Browsing Data (Chrome)". Caution: you may be |
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108 deleting saved passwords information here, so do it carefully |
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109 and check what actions you are performing. |
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110 </listitem> |
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111 |
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112 <listitem> |
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113 Try to check the plugins/extensions you've installed |
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114 for use with your browser. It might make sense to re-install |
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115 your favorite browser and/or try a different one if possible. |
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116 </listitem> |
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117 |
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118 <listitem> |
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119 If cleaning "hosts" file (when applicable), changing |
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120 DNS servers to Google Public DNS, or fixing your browser |
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121 configuration have helped, it might be that there's a malware |
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122 somewhere on your PC or around. It makes perfect sense then |
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123 to run a number of checks using your preferred |
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124 anti-virus/anti-malware tools. |
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125 </listitem> |
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126 </list> |
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127 </para> |
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128 |
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129 <para> |
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130 Links describing Google Public DNS: |
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131 </para> |
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132 |
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133 <para> |
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134 <link url="http://code.google.com/speed/public-dns/"> |
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135 http://code.google.com/speed/public-dns/ |
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136 </link> |
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137 </para> |
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138 |
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139 <para> |
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140 <link url="http://code.google.com/speed/public-dns/docs/using.html"> |
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141 http://code.google.com/speed/public-dns/docs/using.html |
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142 </link> |
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143 </para> |
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144 |
13 | 145 </section> |
146 | |
147 </article> |