Dead Domains: Securence and USI Email Shutdown

Securence is the cloud-based email security and management division of Minnesota-based internet provider U.S. Internet (USI), and they're getting out of the hosted services business.Hosted Exchange, POP/IMAP email services, webmail, and authoritative DNS zones (managed through USI and Securence) will cease operations completely as of November 11, 2026. Find more details here.Which domains does this cover? Per USI, affected consumer email domains include: alohausi.com, hula.net, luaumail.com, pixi.com, pixi.net, usihi.com, usinternet.com, and usiwireless.com.This likely affects the 1,100+ customer email domains hosted by Securence, too. See this snapshot of Securence-hosted domains from earlier in 2026 for a sense of the scale.What does this mean for senders? USI consumer mailbox users are losing access to these accounts. Mail to these domains is going to bounce, and you're going to lose access to those subscribers.You've got a short window of just a couple of weeks to email those…