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50 Subject Lines To Boost Your Open Rate
A curated collection of proven email subject lines designed specifically for ecommerce campaigns
since May 23, 2026 · HTTP 404
CohortClass of 2026What it is
A curated collection of proven email subject lines designed specifically for ecommerce campaigns. This resource provides ready-to-use templates across different email types to help marketers increase engagement and conversion rates. Ideal for email marketing professionals seeking data-driven copy optimization.
HTTP liveness
11 probes since May 23May 23Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 4, 2026Went darkDead · 404
- Jun 24, 2026Probe inconclusiveCloudflare block
- Jun 16, 2026Went darkDead · 404
- Jun 13, 2026Probe inconclusiveCloudflare block
- May 23, 2026First probe — downDead · 404
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Pulse Indexobserved activity
11 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y