DNS

Analyzing DNS Outage Impact on 3rd party Applications

Many blog posts have been written about the Dyn DNS DDOS attack  on October 21st. Dyn itself was very open with the problem and kept updating their customers and users impacted by the attack through their blog and twitter feed. My colleague David Jones (aka Jonesy) blogged about how our Dynatrace Synthetic monitoring picked up the problem for our customers. Here is a screenshot showing how, for instance, product downloads were … read more

Have you been taking DNS monitoring for granted? Not today!

DNS Incident, Friday, October 21, 2016 Update: 5:30pm EST, November 9, 2016 Andi Grabner provides some great insight in how DNS issue harm applications.  This is a must read. Analyzing DNS Outage Impact on 3rd party Applications Update: 9:30am EST, October 26, 2016 The dust is still settling from Friday’s DDoS attack.  Cogeco Peer 1 provided an interesting infographic highlighting some of factors which businesses need to consider when trying to understand … read more