> Somehow, someone was intercepting and replaying the web traffic from likely every single device on my home network.
Normally I'd laugh and assume device compromise but...
The largest ISP in Australia (Telstra) got caught doing exactly this over a decade ago. People got extra paranoid when they noticed the originating IP was from Rackspace as opposed to within Telstra. Turned out to be a filter vendor scraping with dubious acceptance from customers. The ToS was quietly and promptly updated.
Normally I'd laugh and assume device compromise but...
The largest ISP in Australia (Telstra) got caught doing exactly this over a decade ago. People got extra paranoid when they noticed the originating IP was from Rackspace as opposed to within Telstra. Turned out to be a filter vendor scraping with dubious acceptance from customers. The ToS was quietly and promptly updated.