What changed on the internet 2026-05-21

2026-05-21 · top 0 of at least 0 by significance · 809,753 tracked domains
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CONTINUOUS INTERNET TELEMETRY24H DRIFT6,080 material changesacross 2,079 domains · 24h to ~3h ago · +445 vs yesterdayROTATION56 domains moved DNS from kirklanddc.com to koaladns.com, 54 moved backa rotation loop, not a migration · 24hEMAIL DRIFT1 domain switched email provider24hCERT DRIFT1 domains switched issuing CA24hREGISTRAR DRIFT1 changed registrar24hNOW563 curated domains not reachablelast probe, steadySITE ERRORS17,681 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 86,281 sites429 rate-limit / 403 bot-block, a posture signal