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BlueSEOTools
BlueSEOTools offers a suite of free utilities for SEO optimization and digital marketing, including plagiarism detection, content spinning, sitemap generation, and website performance analysis
last checked Jul 13, 2026 · HTTP 403
CohortClass of 2026What it is
BlueSEOTools offers a suite of free utilities for SEO optimization and digital marketing, including plagiarism detection, content spinning, sitemap generation, and website performance analysis. The platform provides essential tools for marketers and webmasters to improve search visibility, audit site health, and enhance online presence without cost barriers.
HTTP liveness
9 probes since Jun 16Jun 16Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — unverifiedCloudflare block
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Pulse Indexobserved activity
82/4 signal families
Liveness40%0.20
Press30%no data
GitHub20%no data
Tranco10%0.01
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2026weekly
550 products launched in 2026 · 100% still active
550 active0 sunset
Still active
100%
Median lifespan
4.9y