What powers 
linkup.so?
Last seen Oct 2026 · 38 technologies across 19 categories
Advertising
Analytics
CDN
CMS
Development
Font scripts
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
- Oct 2026 Content Signals changed
- Oct 2026 *: Restricted (was Blocked)
- Oct 2026 Content Signals changed
- Oct 2026 *: Blocked (was Restricted)
- Oct 2026 Content Signals changed
- Oct 2026 *: Restricted (was Blocked)
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt, Content Signals
Audience
- 65% phone
- 34% desktop
- 1% tablet
Germany
France
India
United Kingdom
Netherlands
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #343,356 of all domains
102 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.3 s |
| INP | 150 ms |
| CLS | 0.1 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Google
- Weight: 6.5 MB · 48 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Linkup API Documentation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (216.150.1.1)
- DNS: anycast.me
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, BIMI
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,886,149, 8 hosts
- Verified with: Google, LinkedIn
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| app.linkup.so | 19 |
| www.linkup.so | 19 |
| docs.linkup.so | 15 |
| cp.linkup.so | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js Oct 2026
- detected Facebook Pixel Oct 2026
- detected Google Cloud Oct 2026
- detected Google Cloud CDN Oct 2026
- detected HTTP/3 Oct 2026
- detected jsDelivr Oct 2026
- detected LiveIntent Oct 2026
- detected Amazon S3 Sep 2026
- detected Amazon Web Services Sep 2026
- detected Base UI Aug 2026
- dropped core-js Aug 2026
- dropped LiveIntent Aug 2026
- dropped shadcn/ui Jul 2026
- detected core-js Jun 2026
- dropped Framer Sites Jun 2026
- dropped HTTP/3 Jun 2026
- dropped KaTeX Jun 2026
- detected LiveIntent Jun 2026
- detected Vercel Analytics Jun 2026
- detected Cloudflare Bot Management May 2026
- detected Sanity May 2026
- detected Turbopack May 2026
- detected Vercel Speed Insights May 2026
- detected Linkedin Insight Tag Apr 2026
- detected Reddit Ads Apr 2026
- detected Cloudflare Browser Insights Feb 2026
- detected shadcn/ui Feb 2026
- dropped Google Sign-in Jan 2026
- detected Cloudflare Dec 2025
- dropped core-js Dec 2025