https://arstechnica.com/tech-policy/2019/12/att-drops-out-of-fcc-speed-test-program-so-it-can-hide-bad-results/

AT&T doesn't want its home Internet speeds to be measured by the Federal Communications Commission anymore, and it already convinced the FCC to exclude its worst speed-test results from an annual government report.

"AT&T this year told the commission it will no longer cooperate with the FCC's SamKnows speed test," The Wall Street Journal wrote in an investigative report titled "Your Internet provider likely juiced its official speed scores."