AT&T explains why it blocked Cloudflare DNS: It was just an accident
by Jon Brodkin from Ars Technica - All content on (#3PDWQ)
Enlarge / Cloudflare's DNS service uses the 1.1.1.1 address. (credit: Cloudflare)
AT&T has been blocking the new Cloudflare DNS service, but AT&T says the blocking was unintentional and that it will fix the problem soon.
The blocking is affecting AT&T home Internet customers who use an AT&T gateway. Cloudflare unveiled its DNS service on April 1, and users in DSLReports forum threads almost immediately started complaining that they couldn't access it. One thread began on April 1, within hours of Cloudflare's announcement.
"I am now unable to reach 1.1.1.1 and 1.0.0.1, which is unfortunate because those are the DNS servers I use," one user wrote.
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