<?php
	
	$URL = "https://www.r10.net/";
	
	$response = file_get_contents($URL);
	
	$DOM = new DOMDocument;
	
	$DOM->loadHTML($response);
	
	$DOM->preserveWhiteSpace = false;
	
	$images = array();
	
	$elements = $DOM->getElementsByTagName("img");
	
	foreach($elements as $element)
	{
		$images[] = $element->getAttribute("src");
	}
	
	$images = array_unique($images);
	
	print_r($images);