CocCocBot is the web crawler for Coc Coc, Vietnam's leading domestic search engine and web browser. Launched in 2013, Coc Coc has captured significant market share in Vietnam by providing search results optimized for Vietnamese users, including better handling of Vietnamese language with its tonal marks and diacritics. The crawler focuses on indexing Vietnamese content while also crawling international sites. Coc Coc's understanding of local context and language nuances makes it essential for reaching Vietnamese internet users effectively.
// PHP Detection for CocCocBot
function detect_coccocbot() {
$user_agent = $_SERVER['HTTP_USER_AGENT'] ?? '';
$pattern = '/CocCocBot/i';
if (preg_match($pattern, $user_agent)) {
// Log the detection
error_log('CocCocBot detected from IP: ' . $_SERVER['REMOTE_ADDR']);
// Set cache headers
header('Cache-Control: public, max-age=3600');
header('X-Robots-Tag: noarchive');
// Optional: Serve cached version
if (file_exists('cache/' . md5($_SERVER['REQUEST_URI']) . '.html')) {
readfile('cache/' . md5($_SERVER['REQUEST_URI']) . '.html');
exit;
}
return true;
}
return false;
}
# Python/Flask Detection for CocCocBot
import re
from flask import request, make_responsedef detect_coccocbot():
user_agent = request.headers.get('User-Agent', '')
pattern = r'CocCocBot'
if re.search(pattern, user_agent, re.IGNORECASE):
# Create response with caching
response = make_response()
response.headers['Cache-Control'] = 'public, max-age=3600'
response.headers['X-Robots-Tag'] = 'noarchive'
return True
return False# Django Middleware
class CocCocBotMiddleware:
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
if self.detect_bot(request):
# Handle bot traffic
pass
return self.get_response(request)
// JavaScript/Node.js Detection for CocCocBot
const express = require('express');
const app = express();// Middleware to detect CocCocBot
function detectCocCocBot(req, res, next) {
const userAgent = req.headers['user-agent'] || '';
const pattern = /CocCocBot/i;
if (pattern.test(userAgent)) {
// Log bot detection
console.log('CocCocBot detected from IP:', req.ip);
// Set cache headers
res.set({
'Cache-Control': 'public, max-age=3600',
'X-Robots-Tag': 'noarchive'
});
// Mark request as bot
req.isBot = true;
req.botName = 'CocCocBot';
}
next();
}app.use(detectCocCocBot);
# Apache .htaccess rules for CocCocBot# Block completely
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} CocCocBot [NC]
RewriteRule .* - [F,L]# Or redirect to a static version
RewriteCond %{HTTP_USER_AGENT} CocCocBot [NC]
RewriteCond %{REQUEST_URI} !^/static/
RewriteRule ^(.*)$ /static/$1 [L]# Or set environment variable for PHP
SetEnvIfNoCase User-Agent "CocCocBot" is_bot=1# Add cache headers for this bot
<If "%{HTTP_USER_AGENT} =~ /CocCocBot/i">
Header set Cache-Control "public, max-age=3600"
Header set X-Robots-Tag "noarchive"
</If>
# Nginx configuration for CocCocBot# Map user agent to variable
map $http_user_agent $is_coccocbot {
default 0;
~*CocCocBot 1;
}server {
# Block the bot completely
if ($is_coccocbot) {
return 403;
}
# Or serve cached content
location / {
if ($is_coccocbot) {
root /var/www/cached;
try_files $uri $uri.html $uri/index.html @backend;
}
try_files $uri @backend;
}
# Add headers for bot requests
location @backend {
if ($is_coccocbot) {
add_header Cache-Control "public, max-age=3600";
add_header X-Robots-Tag "noarchive";
}
proxy_pass http://backend;
}
}
Should You Block This Bot?
Recommendations based on your website type:
Site Type
Recommendation
Reasoning
E-commerce
Allow
Essential for product visibility in search results
Blog/News
Allow
Increases content reach and discoverability
SaaS Application
Block
No benefit for application interfaces; preserve resources
Documentation
Allow
Improves documentation discoverability for developers
Corporate Site
Allow
Allow for public pages, block sensitive areas like intranets