A second major distributed denial-of-service (DDOS) attack against North Korean servers took the entire country off the internet on Wednesday morning, log files and network records reviewed by NK Pro show. The attack comes one day after the country completed its fifth missile test in less than three weeks.

Websites hosted on domains controlled by the DPRK were largely unreachable between 6 a.m. and noon KST because North Korea’s Domain Name System (DNS) stopped communicating the routes that data packets addressed to the .kp domain should take. These so-called Border Gateway Protocol (BGP) routes are crucial