Looks like Speedcast has had pretty much the whole population of christmas island signed up for satellite, and it looks like they will migrate them over to use Vocus for backhaul.
"Speedcast received the ACOMM award for its fast action, strong operational expertise and customer service after the local ISP ceased to provide internet services to the 1,900 Christmas Island locals and businesses in March 2017
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Speedcast continues to invest in the community on Christmas Island and has recently partnered with Vocus, a leading telecommunications company based in Melbourne, Australia, to deliver a significant level of fiber connectivity capacity to the island via the Vocus Australia Singapore Cable (ASC), a 4,600 km submarine cable system that will connect Australia to Singapore via Indonesia. Testing is currently underway, with the ASC connection to Christmas Island expected to go live in late 2018. "