Command Palette
Search for a command to run...
Ugly Email
See if an email is being tracked before you open it in Gmail [Email, Email Marketing, Tech]
verified Jul 11, 2026 · HTTP 200
CohortClass of 2015What it is
See if an email is being tracked before you open it in Gmail [Email, Email Marketing, Tech]
HTTP liveness
9 probes since Jun 16Jun 16Jul 11
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — liveAlive · 200 OK
Discussion 0 comments
No comments yet. Be the first!
Pulse Indexobserved activity
412/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%no data
Tranco10%0.06
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2015weekly
12,940 products launched in 2015 · 100% still active
12,899 active41 sunset
Still active
100%
Median lifespan
4.9y