HetrixTools
HetrixTools •
Since 2016
Quick Actions
Official Docs
What is HetrixTools?
HetrixTools is a monitoring service that provides server uptime monitoring, blacklist checking, and website performance testing. The bot performs regular health checks on monitored URLs and servers, detecting outages, slow responses, and blacklist events. It offers monitoring from multiple global locations.
User Agent String
HetrixTools
How to Control HetrixTools
Block Completely
To prevent HetrixTools from accessing your entire website, add this to your robots.txt file:
# Block HetrixTools
User-agent: HetrixTools
Disallow: /
Block Specific Directories
To restrict access to certain parts of your site while allowing others:
User-agent: HetrixTools
Disallow: /admin/
Disallow: /private/
Disallow: /wp-admin/
Allow: /public/
Set Crawl Delay
To slow down the crawl rate (note: not all bots respect this directive):
User-agent: HetrixTools
Crawl-delay: 10
How to Verify HetrixTools
Verification Method:
Check user agent string for HetrixTools identifier
Check user agent string for HetrixTools identifier
Learn more in the official documentation.
Detection Patterns
Multiple ways to detect HetrixTools in your application:
Basic Pattern
/HetrixTools/iStrict Pattern
/^HetrixTools$/Flexible Pattern
/HetrixTools[\s\/]?[\d\.]*?/iVendor Match
/.*HetrixTools.*HetrixTools/iImplementation Examples
// PHP Detection for HetrixTools
function detect_hetrixtools() {
$user_agent = $_SERVER['HTTP_USER_AGENT'] ?? '';
$pattern = '/HetrixTools/i';
if (preg_match($pattern, $user_agent)) {
// Log the detection
error_log('HetrixTools 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($_SERVER['REQUEST_URI']) . '.html');
exit;
}
return true;
}
return false;
}
# Python/Flask Detection for HetrixTools
import re
from flask import request, make_responsedef detect_hetrixtools():
user_agent = request.headers.get('User-Agent', '')
pattern = r'HetrixTools'
if re.search(pattern, user_agent, re.IGNORECASE):
# Create response with caching
response = make_response()
response.headers['Cache-Control'] = 'public, max-age=3600'
response.headers['X-Robots-Tag'] = 'noarchive'
return True
return False# Django Middleware
class HetrixToolsMiddleware:
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
if self.detect_bot(request):
# Handle bot traffic
pass
return self.get_response(request)
// JavaScript/Node.js Detection for HetrixTools
const express = require('express');
const app = express();// Middleware to detect HetrixTools
function detectHetrixTools(req, res, next) {
const userAgent = req.headers['user-agent'] || '';
const pattern = /HetrixTools/i;
if (pattern.test(userAgent)) {
// Log bot detection
console.log('HetrixTools detected from IP:', req.ip);
// Set cache headers
res.set({
'Cache-Control': 'public, max-age=3600',
'X-Robots-Tag': 'noarchive'
});
// Mark request as bot
req.isBot = true;
req.botName = 'HetrixTools';
}
next();
}app.use(detectHetrixTools);
# Apache .htaccess rules for HetrixTools# Block completely
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} HetrixTools [NC]
RewriteRule .* - [F,L]# Or redirect to a static version
RewriteCond %{HTTP_USER_AGENT} HetrixTools [NC]
RewriteCond %{REQUEST_URI} !^/static/
RewriteRule ^(.*)$ /static/$1 [L]# Or set environment variable for PHP
SetEnvIfNoCase User-Agent "HetrixTools" is_bot=1# Add cache headers for this bot
<If "%{HTTP_USER_AGENT} =~ /HetrixTools/i">
Header set Cache-Control "public, max-age=3600"
Header set X-Robots-Tag "noarchive"
</If>
# Nginx configuration for HetrixTools# Map user agent to variable
map $http_user_agent $is_hetrixtools {
default 0;
~*HetrixTools 1;
}server {
# Block the bot completely
if ($is_hetrixtools) {
return 403;
}
# Or serve cached content
location / {
if ($is_hetrixtools) {
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_hetrixtools) {
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 | Optional | Evaluate based on bandwidth usage vs. benefits |
| Blog/News | Allow | Increases content reach and discoverability |
| SaaS Application | Block | No benefit for application interfaces; preserve resources |
| Documentation | Selective | Allow for public docs, block for internal docs |
| Corporate Site | Limit | Allow for public pages, block sensitive areas like intranets |
Advanced robots.txt Configurations
E-commerce Site Configuration
User-agent: HetrixTools
Crawl-delay: 5
Disallow: /cart/
Disallow: /checkout/
Disallow: /my-account/
Disallow: /api/
Disallow: /*?sort=
Disallow: /*?filter=
Disallow: /*&page=
Allow: /products/
Allow: /categories/
Sitemap: https://example.com/sitemap.xml
Publishing/Blog Configuration
User-agent: HetrixTools
Crawl-delay: 10
Disallow: /wp-admin/
Disallow: /drafts/
Disallow: /preview/
Disallow: /*?replytocom=
Allow: /
SaaS/Application Configuration
User-agent: HetrixTools
Disallow: /app/
Disallow: /api/
Disallow: /dashboard/
Disallow: /settings/
Allow: /
Allow: /pricing/
Allow: /features/
Allow: /docs/
Quick Reference
User Agent Match
HetrixToolsRobots.txt Name
HetrixToolsCategory
monitoringRespects robots.txt
May not respect
Copied to clipboard!