facebookmail.com
HTTP 301no response
What changed on the internet 2026-08-09
2026-08-09 · top 10 of at least 10 by significance · 809,753 tracked domains
Reachability changes
Up, down, and blocked edges, re-probed before we claim them.
softarchive.net
no responseHTTP 302
domaindrift.io
no responseHTTP 200
drm3.io
HTTP 200no response
resend.com
HTTP 200no response
salesforce.com
HTTP 301no response
dtaoscan.io
HTTP 200no response
sms4file.com
HTTP 200HTTP 302
Email authentication changes
SPF, DKIM, and DMARC posture moves.
shopify.com
SPF weakened: SPF with -all (hard fail) → SPF without -all
shopify.com
SPF strengthened: SPF without -all → SPF with -all (hard fail)
Subscribe: RSS · JSON
Every observation signed. Verify receipts →