[November 7, 2023] This RBL has announced that it will soon be shutting down and no longer contains any blacklistings. It has now been removed from our system. Please find their announcement in the screen capture below:
All posts by HetrixTools
CPU Temperature Monitoring
Starting with version 2.x of our Linux Server Monitoring Agent, we’ve introduced CPU Temperature Monitoring. This feature works by default on most systems. Please note that you’ll have to be running the monitoring agent on the bare metal server, not inside a container or VM on that server (the temperature cannot be read from inside […]
Error 92: HTTP/2 stream 0 was not closed cleanly: PROTOCOL_ERROR
You can get this Uptime Monitoring error in your Location Fail Log if your web server uses HTTP/2 and responds with a connection-specific header field. What is the issue? RFC 7540 indicates that the HTTP/2 response MUST NOT include connection-specific header fields, and if such headers exist, the response is considered malformed. How to find […]
Zenduty Integration
This guide will show you how to easily set up the Zenduty integration so that your HetrixTools notifications will be streamed to your team on the Zenduty platform. On the Zenduty platform Start by heading to your Zenduty dashboard, click on the “Teams” tab, and then click on the team’s name where you wish to […]
Linux Server Monitoring Agent v2
[26 Sept 2023] Today, we’re very excited to launch version 2.0 of our Linux Server Monitoring Agent: https://github.com/hetrixtools/agent/tree/master This new version has many improvements compared to our agent’s previous (v1) version, and we’ll go through some of the more noticeable changes below. Server Info This section’s layout has been slightly redesigned to make room for […]
Changes to our Uptime Monitoring Network
[August 8, 2023] These changes are essential only if you’ve previously whitelisted our uptime monitoring IPs in your firewall; otherwise, no action is required on your part. The changes below will take effect on August 15, 2023. However, you can make modifications to your firewall at any point until then. We will be gradually introducing the new […]
How to track your uptime using HetrixTools
This brief guide will address how you can properly track your web host’s uptime by using our platform. Once you get a new hosting environment, may it be shared hosting, a VPS, or a dedicated server, you’ll want to start monitoring its uptime in order to be notified of any downtimes that may be critical […]
Server Monitoring Agent – Install Templates
This feature allows you to create account-wide agent install templates. By saving up the agent install options once, into a template, you can easily reuse these options for future agent installs on new servers. The agent install templates are found at the bottom of the pop-up modal when installing our Linux Server Monitoring Agent: Creating […]
Error 35: error:0A000152:SSL routines::unsafe legacy renegotiation disabled
Cause You can get this Uptime Monitoring error in your Location Fail Log if your web server does not support SSL Secure Renegotiation. This is a severe SSL vulnerability (CVE-2009-3555) that could allow an attacker to insert data into secured HTTPS sessions. Fix It is advisable to upgrade your server and use the current SSL […]
Error 35: error:0A000102:SSL routines::unsupported protocol
Cause You can get this Uptime Monitoring error in your Location Fail Log if your web server does not support any of the current SSL protocols. For instance, if your server only supports TLS 1.0 but does not support TLS 1.2 or TLS 1.3. This error gets triggered even if you’ve disabled “Verify SSL Certificate” […]