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Lesso

Lesso is an AI language lessons builder. Describe your class, generate structured lesson blocks, publish to students, and monitor progress live.

Education

www.lesso.me · Added June 24, 2026 · Last analysed June 24, 2026 · via · 67% unique tagline

StackScope is a free public catalogue of indie launches. We find launches on Product Hunt, Hacker News and similar feeds, then crawl each site to detect its tech stack and score it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 24 June 2026; the live site may have changed since.

Lesso looks production-ready overall, with complete legal pages, a thorough launch checklist, and clean crawl signals. Main gaps: missing several security headers and incomplete email security.

Launched on Product Hunt on June 24, 2026. The site is hosted on Amazon.com in the United States. We've detected 14 technologies on this site, covering advertising, analytics, consent tooling, and CSS frameworks. The stack includes Google, Next.js, and React.

It's on one of the most common stacks we track, shared by 348 launches.

If you own this site, refresh the snapshot and see the full fix list any time →

Vibe Score 43 · Some AI signals
Informational pattern-match signal. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (14) · Indie stack

Infrastructure
DNS GoDaddy DNS
Hosting Railway
Email
Transactional email Resend
Build & Framework
CSS framework Tailwind CSS
Framework React (2)
JavaScript library Three.js
Localization Google Translate (2)
Meta-framework Next.js (5)
Analytics & Marketing
Advertising Facebook Pixel (2)
Google Ads
Analytics Google Analytics (4)
Consent Google
SEO Google Search Console
Tag management Google Tag Manager (2)

Infrastructure

Network
AS16509 · US
DNS
GoDaddy DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
GoDaddy.com
Valid 28 May 2026 to 12 Dec 2026
Certificate as captured in this snapshot, not a live check.

Email Security

SPF Not published. Your domain can be spoofed in phishing emails.
DKIM Detected via known email provider
DMARC p=quarantine Quarantine (moderate)
?
MTA-STS Not deployed. Mail to your domain can be downgraded to plaintext en route.
?
TLS-RPT Not configured. You won't hear about silent SMTP TLS handshake failures.

Storage (0)

This site uses no client-side storage we could detect on page load.

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description)
Twitter card meta tags
Canonical URL declared
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)

Performance How?

1436 ms Server response
6% Faster than peers
4304 ms Largest contentful paint
0.45 Cumulative layout shift
9.1 MB Page weight
8.1 MB Image weight
9 Third-party domains
0 Console errors
0 Failed requests

48 images: 8 oversized, 17 without width/height, 24 missing alt text

Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.

Vibe Score Breakdown How?

SignalPoints
Placeholder branding +10
AI copy signals +5
AI palette signals +5
AI writing signals +5
AI iconography signals +3
AI layout signals +5
Default scaffold favicon +10

This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.

AI Stance

No AI stance declared
llms.txt published
No AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

sitemap.xml (33 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Consent manager: Google
94% unique

Security Headers (0/6)

Permissions-Policy experimental (check browser support)
X-XSS-Protection deprecated (use Content-Security-Policy)

Build

Code splitting
22 JS files
3 CSS files
9 Third-party domains

Brand Colours

Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.