What changed on the internet 2026-08-23

2026-08-23 · top 20 of at least 41 by significance · 809,753 tracked domains

Reachability changes

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

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Email authentication changes

SPF, DKIM, and DMARC posture moves.

DNS provider changes

Resolution moved to a different operator.

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Certificate and TLS changes

Issuer switches, rotations, and expiries.

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DNS record changes

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

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CONTINUOUS INTERNET TELEMETRY24H DRIFT19,554 material changesacross 14,306 domains · 24h to ~80m ago · +12,981 vs yesterdayROTATION53 domains moved DNS from kirklanddc.com to koaladns.com, 47 moved backa rotation loop, not a migration · 24hNOW643 curated domains not reachablelast probe, steadySITE ERRORS17,694 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,215 sites429 rate-limit / 403 bot-block, a posture signal