fbpx

Category: Website Uptime

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 ⟩
GimpOrgDown
Website Uptime

Gimp Website is Down

UPDATE:  It appears that the Gimp website registration expired and so the DNS resolution was automatically “parked” by the registrar.  Once they were aware of this, the Gimp site admins re-registered the site for another 5 years, then the site was pointed back to the original content servers, but there

Read More ⟩
Website Uptime

Facebook Down – Free Worldwide Test Tool

Dotcom-Monitor is currently tracking a Facebook downtime incident.

To verify the current status of Facebook in real-time from around the world, users can attempt to connect simultaneously from 20 locations worldwide using Dotcom-Monitor’s free Facebook downtime test tool.

Read More ⟩

Another Neustar UltraDNS Outage

April 30, 2014 – Neustar UltraDNS Down – Dotcom-Monitor is tracking a Neustar UltraDNS outage at this time. The UltraDNS outage appears to have started at approximately 10:34 am CST and extended to 12:47 noon while stabilizing. (UPDATE- As of 4:07 pm CST UltraDNS continues to experience DNS resolution instability.) The UltraDNS issue

Read More ⟩