AMSTERDAM: Fastly Inc., the company behind a major global internet failure this week, said on Wednesday the incident was caused by a bug in his software which was triggered when one of his customers changed his settings.

The outage on Tuesday raised questions about the reliability of the company Internet on some infrastructure companies. Fast The output from turned off high traffic websites, including news providers like The knock Guardian and New York Times and UK Government websites, Reddit and

“This outage was widespread and severe, and we sincerely regret the impact it has had on our customers and those who rely on them,” the company said in a blog post written by Nick Rockwell, senior engineering and infrastructure executive.

He said the problem should have been foreseen.

Fastly operates a group of servers strategically placed around the world to help customers move and store content quickly and securely near their end users.

The company mail gave a timeline of events and promised to investigate and explain why Fastly had failed to do that Software error in your own test process.

Fastly said the bug was in a software update that was shipped to customers on May 12, but wasn’t triggered until an unidentified customer made settings changes that triggered the problem, “which resulted in 85% our network returned errors ”.

Quickly noticed the failure within a minute, it occurred at 0947 GMT, and engineers worked out the cause at 1027 GMT. After disabling the settings that were causing the problem, most of the corporate network quickly recovered.

“Within 49 minutes, 95% of our network was working normally,” said the company.

Its networks were fully restored at 1235 GMT and it began rolling out a permanent software fix at 1725 GMT, Fastly said.