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TextStack Reader

Finish the tech book, paper, or classic you keep quitting. Contextual word explanations tied to the book's domain. Capped weekly SRS, offline reading. EPUB,…

Education

textstack.app · Added June 20, 2026 · Last analysed June 20, 2026 · via · 71% 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 20 June 2026; the live site may have changed since.

TextStack Reader has the basics covered well, with complete legal pages, a thorough launch checklist, and clean crawl signals. Visible gaps: missing several security headers and no email security records.

Launched on Product Hunt on June 20, 2026. The site is hosted on Cloudflare in the United States, with a domain registered 5 months before launch. Our crawler found 9 technologies on this site, covering analytics, auth, CDN, and consent tooling. The stack includes Google, Google Sign-In, and Cloudflare.

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

Vibe Score 18 · Few AI signals
Informational pattern-match signal. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (9)

Infrastructure
CDN Cloudflare
DNS Cloudflare DNS
Protocol HTTP/3
Build & Framework
Auth Google Sign-In (2)
Developer tools Vite
Font Google Fonts
Analytics & Marketing
Analytics Google Analytics (2)
Consent Google
SEO Google Search Console

Infrastructure

Network
AS13335 · US
DNS
Cloudflare DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Google Trust Services
Valid 30 Apr 2026 to 29 Jul 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
5 months
Registered Dec 2025 · Porkbun LLC

Email Security

SPF Not published. Your domain can be spoofed in phishing emails.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC Not published. Receivers fall back to permissive defaults.
?
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?

381 ms Server response
48% Faster than peers
608 ms Largest contentful paint
0.06 Cumulative layout shift
4.4 MB Page weight
3.2 MB Image weight
5 Third-party domains
0 Console errors
0 Failed requests

20 images: 20 oversized, 20 without width/height

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
AI palette signals +5
AI writing signals +5
AI iconography signals +3
AI layout signals +5

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

Blocks AI crawlers
llms.txt published
9 AI bots blocked in robots.txt
ai-train = no
search = yes
? ai-input (not declared)
? None advertised

Well-Known Files

sitemap.xml (4 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Consent manager: Google
76% unique

Security Headers (0/6)

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

Build

2 JS files
3 CSS files
5 Third-party domains

Brand Colours

App Manifest

TextStack Reader
display: standalone 2 icons
theme #F3EEE7
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.