How to recognize our bot

Every visit carries the same user agent

User agent
HetrixTools Uptime Monitoring Bot. https://hetrix.tools/uptime-monitoring-bot.html

Search your access log for “HetrixTools Uptime Monitoring Bot”.

Why it’s visiting

Someone is keeping an eye on your website

A HetrixTools user added your website as an uptime monitor. Our bot checks that one address on a schedule, and alerts them when it stops responding, returns an error, or is missing a keyword they look for.

  • Only the address it was given
  • Follows up to 10 redirects
  • Never submits forms or crawls links
Opt out

Prefer it didn’t visit?

Contact us to opt out, or block our bot yourself.

Contact us to opt out

Send us the address that’s being monitored, and we’ll opt your website out.

Block our IP addresses

Every check comes from one of our monitoring nodes, so you can block them in your firewall.

Block our user agent

Refuse requests whose user agent contains “HetrixTools Uptime Monitoring Bot”, in your web server or web application firewall.

Once our bot or our IP addresses are blocked, the uptime monitor checking your website will go down.

Monitor your own website

15 monitors free forever, checked every minute from 3-4 locations you pick out of 12.

How it works Start free