Signal
About as clean as a homepage scan gets.
5/5 checks · 0 third parties · 0 cookies
What Signal does with your data
Your connection is encrypted, so others on your network can’t read what you send.
Serves over HTTPS (does not send an HSTS header)
Few outside companies load with the page, so your visit isn’t broadcast widely.
Contacts 0 third-party domains on load
It sets no third-party cookies, so nothing here tags you to follow around the web.
Sets no third-party cookies
None of the trackers it contacts are on our high-risk watchlist.
Contacts no high-risk / adversarial-state domains
It isn’t a registered data broker.
Not a registered data broker
Last scored 6/3/2026
3 of 3 free lookups left this week. DLTD members get unlimited scores — plus we actually remove you from the brokers behind the worst grades.
Get unlimited scores