This article describes how to obtain the real IP address (REMOTE_ADDR, HTTP_CLIENT_IP, HTTP_X_FORWARDED_FOR) of the real client in PHP, which has good reference value. Next, let's take a look at it. This article mainly introduces the PHP method for obtaining the real IP address
This article describes how to obtain the real IP address of a real client in PHP. REMOTE_ADDR is the IP address that your client uses to "Shake hands" with your server. If "anonymous proxy" is used, REMOTE_ADDR displays the IP address of the proxy server.
HTTP_CLIENT_IP is
address, if the customer has already used a layer of transparent agent, then the program to take the "http_x_ Forwarded_for "includes two IP addresses. (I have encountered 3 IP addresses, 4 have not encountered)
So take the "real" IP address, you should also determine whether the "http_x_forwarded_for" in the "," comma, or whether the length is very long (more t
PHP Solution for obtaining the real IP address of the user client, and php Solution for obtaining the ip address
Obtaining the Client ip address is not a simple task. Because of Ip Spoofing and proxy problems, obtaining the Client IP address authenticity will be compromised
Obtain the real ip address of the client and the ip address of the client
1. Need to introduce log4j-1.2.14.jar
Package org. ydd. test; import java. util. enumeration; import javax. servlet. http. httpServletRequest; import org. apache. log4j. logger;/*** @ author coco * @ version * Get IP4 */public class IP4 {private static final Logger log = Logger. getLogger
Java obtains the real ip address of the client, and java obtains the ip address
In JSP, the method for obtaining the Client IP address is request. getRemoteAddr (), which is valid in most cases. However, the real IP address of the
PHP has no way to encrypt the video address, that is, the original file on the client cannot see the real address .?? After encryption, the real address of the file is hidden, so that visitors cannot see the real
Take a look at these two URLs:
Http://img.yzcdn.cn/upload_files/2015/08/26/14405577348089273.jpg
Http://img.yzcdn.cn/upload_files/2015/08/26/14405577348089273.jpg?imageView/2/w/100/h/100/q/75/format/webp
The above is obviously an absolute address of a picture, that is, the real path of the picture in space, why the second picture in the following parameters:? IMAGEVIEW/2/W/100/H/100/Q/75/FORMAT/WEBP can ou
Want to convert IPV4 address to real address, must refer to IP database, commercial IP database stored in relational database, query and use is very convenient, but the cost is not individual and small companies willing to bear, So the idea of simple application is to use some free IP database or some large web site to provide the query API, their data is enough
First of all, we need this software called " Point-volume video analysis Sniffer component ", mainly used to analyze the real address of the video website to watch videos online, get the source of the video .Currently, the software can parse the video site including:Music video, Sina video, Sohu Video, popular nets, PPTV, China number, PPS, CCTV China Network TV, 56 network, 酷6网, excitement net, six rooms,
PHP gets the proxy server ip used by the user, that is, the real ip from the http://www.phpchina.com/bbs/thread-12239-1-1.html
Use $ _ SERVER ["REMOTE_ADDR"] in PHP to obtain the client IP address
However, if the client uses a proxy server to access
The IP address of the proxy server is obtained.
To obtain the real
This method is not efficient. If it is used in the WEB, you can use this method if it is rarely used. If it is commonly used, it is recommended to use the IP library.Copy codeThe Code is as follows:# Region # obtain the real IP address and location details/// /// Obtain the real IP address and location details (Porsche
Implementation Method: capture IP addresses through regular expressions to display website data ....
Friendly reminder: This method is not highly efficient. If it is used in the Web, you can use this method if it is rarely used. If it is commonly used, it is recommended to use the IP library.
# Region # obtain the real IP address and location details/// /// Obtain the
This article introduces two functions one is to verify the IP address, the other is to obtain the user's real IP address of the function, is also commonly used two IP operation function, the need for students can refer to.
1. Get the user's real IP address
function get_clie
Born under the red flag long in the spring breeze, long soak in the crab society inside so over time there are some of the way of thinking of the crab, just for a while to do one. NET Web site access statistics system, by the way, how to "monitor" under each of the blogger's location, so there is now the figure shown in accordance with the message received by the IP address of the area where the message is, of course, there is no river Crab Society to
To explore a problem, I want to write an EXE, the function is real-time access to the browser address bar page address, there is no good idea,Many people said that by Findwindows to get a handle to the browser, and then send a message to get the contents of the browser address bar edit box, but I think it is not very g
HTML5-based geolocation get geolocation, with Google Map API Reverse address resolution (get the real address of the user)Html1 DOCTYPE HTML>2 HTMLxmlns= "http://www.w3.org/1999/xhtml">3 4 Head>5 Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8" />6 title>geolocation get geolocation, with Google Map API reverse
From http://www.phpchina.com/bbs/thread-12239-1-1.htmlUse $ _ SERVER ["REMOTE_ADDR"] in PHP to obtain the Client IP AddressHowever, if the client uses a proxy server to accessThe IP address of the proxy server is obtained.To obtain the real IP address of the client through the Proxy ServerUse $ _ SERVER ["HTTP_X_FORWARDED_FOR"] to readHowever, not every proxy SER
Asp.net to obtain the real ip address, asp.net to obtain the ip address
This example describes how to obtain the real ip address of asp.net. Share it with you for your reference. The details are as follows:
Public string getip () {string result = HttpContext. current. requ
Determines whether the email address is a real address.
import java.io.*;import java.net.*;import java.util.*;import javax.naming.*;import javax.naming.directory.*;public class SMTPMXLookup { private static int hear( BufferedReader in ) throws IOException { String line = null; int res = 0; while ( (line = in.readLine()) != null ) { String pf
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