Your question: How can I know my hostname in PHP?

How do I find my hostname in PHP?

PHP | gethostname() Function

The gethostname() function is an inbuilt function in PHP which returns the host or domain name for the local machine. This function is applicable after PHP 5.3. 0 before that there was another function called php_uname function. Parameters: This function doesn’t accept any parameters.

What is http Host in PHP?

$_SERVER[‘HTTP_HOST’] Returns the Host header from the current request. $_SERVER[‘HTTP_REFERER’] Returns the complete URL of the current page (not reliable because not all user-agents support it)

What is $_ server Http_host?

The PHP documentation states that $_SERVER[‘HTTP_HOST’] is: Contents of the Host: header from the current request, if there is one. Indeed, every variable in this associative array whose key begins with the string HTTP_ is a copy of the corresponding HTTP request variable sent by the user agent.

How do I find the hostname of an IP address?

Querying DNS

  1. Click the Windows Start button, then “All Programs” and “Accessories.” Right-click on “Command Prompt” and choose “Run as Administrator.”
  2. Type “nslookup %ipaddress%” in the black box that appears on the screen, substituting %ipaddress% with the IP address for which you want to find the hostname.
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What is a hostname example?

On the Internet, a hostname is a domain name assigned to a host computer. For example, if Computer Hope had two computers on its network named “bart” and “homer,” the domain name “” is connecting to the “bart” computer.

How do I find my server IP in PHP?

In order to obtain the IP address of the server one can use [‘SERVER_ADDR’], it returns the IP address of the server under the current script is executing. Another method is using the [‘REMOTE_ADDR’] in the $_SERVER array.

What is $_ request in PHP?

PHP $_REQUEST is a PHP super global variable which is used to collect data after submitting an HTML form. The example below shows a form with an input field and a submit button. When a user submits the data by clicking on “Submit”, the form data is sent to the file specified in the action attribute of the <form> tag.

How get referrer URL in PHP?

$_SERVER[‘HTTP_REFERER’] will give you the referrer page’s URL if there exists any. If users use a bookmark or directly visit your site by manually typing in the URL, http_referer will be empty. Also if the users are posting to your page programatically (CURL) then they’re not obliged to set the http_referer as well.

What is $_ server Document_root in PHP?

$_SERVER[‘DOCUMENT_ROOT’] returns. The document root directory under which the current script is executing, as defined in the server’s configuration file.

How do I get http or https in PHP?

function siteURL() { $protocol = ‘http://’; $domainName = $_SERVER[‘HTTP_HOST’]. ‘/’ return $protocol. $domainName; } define( ‘SITE_URL’, siteURL() );

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How do I find my hostname?

Using the command prompt

  1. From the Start menu, select All Programs or Programs, then Accessories, and then Command Prompt.
  2. In the window that opens, at the prompt, enter hostname . The result on the next line of the command prompt window will display the hostname of the machine without the domain.

What is my host name?

A hostname is usually a unique label / name for a computer or node on a network. On the internet, a hostname will usually correlate to a domain name, for example, this website’s hostname is

How do I ping hostname?

To ping another computer by name or IP address, complete the following:

  1. Press the WINDOWS + R keys.
  2. Type CMD in the Run line.
  3. At the DOS prompt, type Ping computername or Ping ipaddress.