An anonymous reader writes
"A new Google domain — 1e100.net, a nod to the company's famously misspelled name — is now the net's 44th most visited site. Google says the domain is used to 'identify servers' on its internal network, hinting that reverse DNS plays a role. The domain was registered in September and launched in October, about the same time Google unveiled Spanner, a new addition to its backend infrastructure designed to shift loads automatically among its data centers."