What changed on the internet 2026-09-20

2026-09-20 · top 20 of at least 33 by significance · 809,754 tracked domains

Reachability changes

Up, down, and blocked edges, re-probed before we claim them.

Full report

DNS provider changes

Resolution moved to a different operator.

Full report

Email provider changes

The mail now routes through a different operator.

Full report

Email authentication changes

SPF, DKIM, and DMARC posture moves.

Certificate and TLS changes

Issuer switches, rotations, and expiries.

Full report

DNS record changes

Record-level moves: nameservers, mail routes, targets.

Full report
CONTINUOUS INTERNET TELEMETRY24H DRIFT5,137 material changesacross 2,423 domains · 24h to ~3h ago · +127 vs yesterdayROTATION74 domains moved DNS from magpiedns.com to koaladns.com, 71 moved backa rotation loop, not a migration · 24hNOW981 curated domains not reachablelast probe, steadySITE ERRORS17,861 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 91,540 sites429 rate-limit / 403 bot-block, a posture signal