North Korea's mystery ship: The curious case of the Hao Fan 6

Updated 11:26 PM ET, Thu December 7, 2017

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Hong Kong (CNN)The United Nations brought down the hammer and that was it for the Hao Fan 6.

On October 10, the hulking, 460-foot (140 meter) cargo ship was banned from entering every single port across the globe, punished for violating sanctions on North Korea.
It was just south of South Korea the day the news was announced, according to tracking information by MarineTraffic. Its transponder pinged continuously until 11:17 p.m. Coordinated Universal Time, the data showed.
Then the Hao Fan 6 disappeared.
The Hao Fan 6 seen in South Korea in 2015.

Fighter jets under sugar

The Hao Fan 6 was one of four ships the UN slapped with global port bans.
    But it's not the first time North Korean ships have been sanctioned. The Jie Shun, one of the four banned ships, was caught by Egyptian authorities smuggling thousands of North Korean rocket-propelled grenades in 2016. Panamanian authorities detained the Chon Chon Gang in 2013 after finding MiG fighter jets, anti-aircraft systems and explosives hidden under bags of sugar.
    Now, the net seems to have widened. The UN has recently passed resolutions blocking North Korea's ability to export goods like coal and metal ores -- big moneymakers for Pyongyang, that help fund everything from the lavish lifestyles of North Korea's elite to its rapidly advancing nuclear and missile programs.
    US Secretary of State Rex Tillerson renewed the call after North Korea tested a long-range ballistic missile in late November. He said the international community needs to take addit