Category: Website Uptime

SRE principles
Network Services Monitoring

SRE Principles: The 7 Fundamental Rules

In one of our previous articles, we discussed what an SRE is, what they do, and some of the common responsibilities that a typical SRE may have, like supporting operations, dealing with trouble tickets and incident response, and general system monitoring and observability. In this article, we will take a

Read More ⟩
Network Services Monitoring

Top 13 Site Reliability Engineer (SRE) Tools

The role and responsibilities of a site reliability engineer (SRE) may vary depending on the size of the organization, and as such, so do site reliability engineer tools. For the most part, a site reliability engineer is focused on multiple tasks and projects at one time, so for most SREs,

Read More ⟩
Network Services Monitoring

What is a Site Reliability Engineer (SRE)?

A site reliability engineer, or SRE, is a role that that encompasses aspects of both software engineering and operations/infrastructure. It also encompasses a strategy and set of practices and principles across service offerings and is closely tied to DevOps and operations. The term site reliability engineering first came into existence

Read More ⟩
serverless
Performance Tech Tips

Monitoring Serverless Applications

Serverless. It’s likely you’ve already come across this term somewhere, but what exactly does it mean? Well, to start, serverless, or serverless computing, doesn’t really mean there aren’t servers involved, because there are, rather it refers to the fact that the responsibility of having to manage, scale, provision, maintain, etc.,

Read More ⟩
SLA_service level agreement
Performance Tech Tips

SLA Compliance for SaaS Businesses

SaaS businesses are built upon the simplicity of computing, storage, and networking they provide to their users. Web and mobile applications provided by SaaS businesses are meant to be straight forward to consume for users.  However, it’s important to deliver an excellent experience to your users who rely heavily on

Read More ⟩
CDN Edge Servers
Page Load Speed

Pre-Cache CDN Edge Servers with Synthetic Monitoring

A Content Delivery Network (CDN) is a collection of distributed nodes, called edge servers, connected to the same origin servers and placed local to the users’ location. If you are using a CDN, your website content is delivered to the user from the nearest edge server to their location.  Without

Read More ⟩
performance report
Page Load Speed

Optimizing Web Performance: Understanding Waterfall Charts

Waterfall charts are diagrams which represent how website resources are being downloaded, parsed by the engine, in a timeline that gives us the opportunity to see the sequence and dependencies between resources.  It assists in identifying where important events happened during the loading process. They can also let the user

Read More ⟩

Reddit Detected Down

Dotcom-Monitor has detected that Reddit.com has gone down on 3/10/2016 around 8:30 PM CST, returning a 503 error “all of our servers are busy right now”.  This seemed to be a complete outage from all locations around the US until approximately 9:05 PM CST.

Read More ⟩
Website Uptime

Huge UltraDNS Outage takes down Netflix, Rackspace & Expedia!

  Can your Customers Reach Your Website? You may have been aware that a large DNS provider, Neustar UltraDNS experienced an extended outage on Thursday 10/16/2015 which caused many of the largest websites in the world to be unavailable for over an hour and a half. Recent large scale internet

Read More ⟩
UltaDNSOutage
Network Services Monitoring

Another Neustar UltraDNS Outage | UltraDNS Goes Down

October 15: Neustar UltraDNS Outage October 15, 2015 – Neustar UltraDNS Down – Dotcom-Monitor is tracking a Neustar UltraDNS outage at this time. The UltraDNS outage appears to have started at approximately 4:00 pm CST. The UltraDNS issue resulted in (as it should) error alerts to clients. Monitoring that does not cache DNS

Read More ⟩