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Nullmark

Social media links lose up to 40% of clicks to broken in-app browsers. NullMark fixes that with one smart link.

83% unique tagline

nullmark.tech · Added April 5, 2026 · Last analysed April 10, 2026· via Product Hunt

This analysis is a snapshot taken on 10 April 2026. The site may have changed since then and results may not reflect its current state.
4.6
StackScope Score
Fair
68/100 Vibe Score
Many AI signals
70/100 Launch Readiness
Well prepared
blocking
AI Stance
Blocks AI crawlers

Tech Stack (8)

Technology Category Detected via
Cloudflare cdn http_header_name http_header_value
Google CDN cdn link_href
Cloudflare DNS dns_provider ns_host
Cloudflare Email Routing email_corp mx_host spf_include
Resend email_transactional dkim_selector spf_include
Google Fonts font link_href
HTTP/3 protocol http_header_value
Google Search Console seo txt_prefix

Infrastructure

Hosting
CLOUDFLARENET - Cloudflare, Inc., US
AS13335 · US

Readiness Breakdown How?

Favicon present
Responsive viewport meta tag
Custom title and meta description
Semantic HTML (nav, main, article)
Privacy policy page present
- Open Graph tags (title, image, description)
- Canonical URL declared
- Source maps not exposed in production
- Error tracking service installed
- Twitter card meta tags

Vibe Score Breakdown How?

SignalPoints
Copy style patterns +5
Content style patterns +3
Code comment patterns +20
Builder platform detected +30
Page structure patterns +5
Comment density patterns +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.

Well-Known Files

llms.txt
security.txt
sitemap.xml
ads.txt
humans.txt

Legal

88% unique
Mentions:
GDPR Cookies Data Controller Do Not Sell Updated: April 3, 2026

Security Headers (0/6)

Referrer-Policy
X-Frame-Options
Permissions-Policy
X-Content-Type-Options
Content-Security-Policy
Strict-Transport-Security
X-XSS-Protection (legacy)

Performance

107ms response time
Faster than 90% of sites
3 third-party domains loaded

Build

HTML minified
0 JS files
3 Third-party domains
Is this your site? 7 tips to improve your score
- Add a sitemap.xml to help search engines discover all your pages. Learn more
- Add a /.well-known/security.txt so security researchers can reach you. Learn more
- Consider adding a llms.txt file to help AI models understand your site. Not yet a standard, but gaining adoption. Learn more
- Improve your security headers. Scan your site at securityheaders.com to see what's missing.
- Add Open Graph tags so your site looks good when shared on social media. Learn more
- Add a <link rel="canonical"> tag to prevent duplicate content issues. Learn more
- Your site has structural patterns commonly associated with AI code generation. Customising templates, comments, and default styles can make it feel more unique.
Embed this score on your site
StackScope Score
<a href="https://stackscope.dev/launch/8u62u88d/nullmark"><img src="https://stackscope.dev/badge/8u62u88d.svg" alt="StackScope Score" height="28" /></a>