What changed on the internet 2026-09-28

2026-09-28 · top 20 of at least 46 by significance · 809,754 tracked domains

Reachability changes

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

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frdl.to HTTP 302HTTP 521
13:01 UTC ·flapped 2x today · verify
tnms.tv HTTP 302HTTP 429
09:20 UTC ·flapped 3x today · verify

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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facebook.com Certificate EXPIRED with no renewal (was valid until 2021-07-31T12:00:00.000Z)
05:36 UTC · verify
CONTINUOUS INTERNET TELEMETRY24H DRIFT5,407 material changesacross 2,208 domains · last 24h · +305 vs yesterdayROTATION75 domains moved DNS from magpiedns.com to koaladns.com, 72 moved backa rotation loop, not a migration · 24hEMAIL DRIFT1 domain switched email provider24hNOW1,010 curated domains not reachablelast probe, steadySITE ERRORS17,849 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 91,488 sites429 rate-limit / 403 bot-block, a posture signal