Rackspace DNS recovers after DDoS brings system down

Managed cloud service provider Rackspace has recovered from a DDoS attack that crippled the company’s DNS servers for 11 hours earlier this week.The DNS (Domain Name System) connectivity issues began Monday, according to a Google Plus post from Rackspace on Monday.“We are monitoring a connectivity issue impacting our DNS environment that began at approximately 01:10 CST December 22nd,” the post says. “Our engineers have taken steps to mitigate impact from this issue, however some of o