What changed on the internet 2026-07-29

2026-07-29 · top 12 of at least 12 by significance · 809,753 tracked domains

Reachability changes

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

Full report
cal.com no responseHTTP 200
04:39 UTC ·flapped 2x today · verify

Email authentication changes

SPF, DKIM, and DMARC posture moves.

shopify.com SPF weakened: SPF with -all (hard fail) → SPF without -all
04:28 UTC ·flapped 9x today · verify
shopify.com SPF strengthened: SPF without -all → SPF with -all (hard fail)
02:33 UTC ·flapped 7x today · verify
CONTINUOUS INTERNET TELEMETRY24H DRIFT8,704 material changesacross 6,523 domains · 24h to ~60m ago · +1,990 vs yesterdayROTATION52 domains moved DNS from magpiedns.com to koaladns.com, 48 moved backa rotation loop, not a migration · 24hREGISTRAR DRIFT1 changed registrar24hNOW640 curated domains not reachable-25 vs yesterdaySITE ERRORS17,662 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 78,696 sites429 rate-limit / 403 bot-block, a posture signal