ip address and subnet mask tutorial

PHP Curl Forged IP Address and header information code example, Curlheader Although Curl is powerful, but can only forge $_server["Http_x_forwarded_for", for most IP address detection procedures, $_server["REMOTE_ADDR"] is difficult to forge: The first is the client.php code. Copy the Code code as follows:$headers ['

Sometimes you need to know which country your site visitors come from-for example, if you're planning to implement an ad plan for a geographic area. This method is described in this article. Sometimes you need to know which country your site visitors come from-for example, if you're planning to implement an ad plan for a geographic area. This is where tools like Maxmind's GeoIP are used-it allows you to easily get their exact geolocation information from the visitor's

Sometimes you need to know which country your site visitors come from-for example, if you're planning to implement an ad plan for a geographic area. This method is described in this article. Sometimes you need to know which country your site visitors come from-for example, if you're planning to implement an ad plan for a geographic area. This is where tools like Maxminds GeoIP are used-it allows you to easily get their exact geolocation information from the visitor's

A simple IP address to get the code, but this can only be obtained to the server IP can not be used in the client Oh, there is a need for friends under reference. The code is as follows Copy Code /*** Get the IP of the server* @access Public* @return String**/function Real_server_ip () {stat

Solution for ip address blocking during php collection. I did not find any information on the Internet, but I am very sorry. when I was looking for it, someone mentioned the search engine crawler USERAGENT. Although I found some materials on the Internet, I did not find them. However, I did not have to worry about it. when I found them, someone mentioned the USERAGENT that uses search engine crawlers. Even

Displays the visitor's IP address. Note: This code allows visitors to view their IP addresses. Place the following code in the displayed position .? Phpecho (YourIPis $ REMOTE_ADDR );? Note: This code allows visitors to see their IP addresses. Place the following code in the displayed position. Echo ("Your

The result of an IP acquisition is not very perfect, the reason is because ip138 IP resolution is not very detailed when dealing with foreign addresses, so they re-write a code with chianz.com. $IPADDR = "4.4.44.4";$IPCHINAZADDR = "http://tool.chinaz.com/IP/?IP=". $ipAddr;$contents = fil

PHP gets all the information (address, ZIP code, country, latitude, longitude, etc.) of the specified (guest) IP, all information latitude and longitude This example describes how PHP obtains all the information (address, postal code, country, latitude, longitude, etc.) of the specified (guest) IP. Share to everyone f

Recently, many collection programs have been written for various websites. when I picked more than 100 websites, I suddenly found that the website of the other party could not be opened. I guess it must have been blocked by an ip address, if a proxy is used, it will still be blocked. this is not a solution. I did not find any information on the Internet, but I am very sorry. when I was looking for it, someo

Use an IP address to determine which city the user is accessing the PHP code Function detect_city ($ ip ){ $ Default = 'unknown '; $ Curlopt_useragent = 'mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv: 1.9.2) Gecko/20100115 Firefox/3.6 (. net clr 3.5.30729 )'; $ Url = 'http: // ipinfodb.com/ip_locator.ph

PHP can be used to obtain the user's access IP address in five ways: IP5. PHP provides five methods for obtaining user access IP addresses. ip5 examples in this article share with you five methods for obtaining user access IP addresses using PHP for your reference. the specific content is as follows: php Method 1: 5 Me

Php code for obtaining the Internet IP address of the client. Leng Feng: both methods are available. The first method must be supported by the built-in curl, and the second method is more common. The second type is recommended. Method 1: curlfunctionget_onlineip () {$ chcurl_init Cold front: both methods are available. The first method must be supported by built-in curl, and the second method is more common

This article describes how to obtain the host name, protocol, and IP address in php, including functions such as gethostbyaddr, gethostbynamel, getprotobyname, and getprotobynumber, and applications of the $ _ SERVER variable, for more information about how to obtain the host name, protocol, and IP address in php, see

The code is quite simple, mainly using a Youdao address query interface function Get_address_from_ip ($IP) { $url = ' http://www.youdao.com/smartresult-xml/search.s?type=ipq= '; $xml =file_get_contents ($url. $ip); $data =simplexml_load_string ($xml); return $data->product->location; } http://www.bkjia.com/PHPjc/478273.html www.bkjia.com tru

Php determines the access IP address Determine the access IP address Php code Function getIP (){ If (! Empty ($ _ SERVER ["HTTP_CLIENT_IP"]) { $ Cip = $ _ SERVER ["HTTP_CLIENT_IP"]; } Else if (! Empty ($ _ SERVER ["HTTP_X_FORWARDED_FOR"]) { $ Cip = $ _ SERVER ["HTTP_X_FORW

Copy Code code as follows: public static IPAddress Gethostip () { Iphostentry ipe = Dns.gethostentry (Dns.gethostname ()); IPAddress IP = ipe. ADDRESSLIST[0]; return IP;} Private String getipaddress (){String str;String result = "";String hostName = Dns.gethostname ();ipaddress[] MyIP = dns.gethostaddresses (hostName);foreach (IPAddress address in M

I want to resolve two domain names to the same IP address of 209.221.156.243. However, after configuring apache, the two domain names always point to the same site. The configuration code is as follows: NameVirtualHost 209.221.156.243: 80 ServerName xx.com DocumentRoot d:/aa ErrorDocument 404/404 .html ErrorLog "| bin/rotatelogs.exe-l d:/aa/logs/errorlog. % Y-% m-% d-% H _ % M _ % S. log 86400" C