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River

Hire a digital account executive that instantly demos to every prospect and closes your SMB deals.

Marketing
United Kingdom Estimated origin: United Kingdom

Added July 16, 2026 · Last analysed July 16, 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 16 July 2026; the live site may have changed since.

River has the basics covered well, with complete legal pages, a thorough launch checklist, and well-configured email security. Visible gaps: missing several security headers and no sitemap.

Launched on Product Hunt on July 16, 2026. The site is hosted on Vercel, with a domain registered 10 months before launch. Our crawler found 11 technologies on this site, covering ai agent, analytics, CSS frameworks, and DNS providers. The stack includes Next.js, React, and Tailwind CSS.

It's also on one of the most common stacks we track, shared by 10,492 launches.

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

Vibe Score 20 · Few AI signals
How much the site looks AI-generated. Informational pattern-match signal, not a verdict. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (11)

Infrastructure
DNS Google Domains DNS
Hosting Vercel
Security HSTS
Email
Business email Google Workspace (3)
Build & Framework
CSS framework Tailwind CSS
Framework React
Meta-framework Next.js (5)
Package CDN esm.sh
UI library Lucide Icons
Analytics & Marketing
Analytics Vercel Analytics medium
AI & Emerging
AI agent Anam

Infrastructure

Network
AS16509 · US
DNS
Google Domains DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Not green hosted
No green-energy record. Data from The Green Web Foundation.
SSL Certificate
Let's Encrypt
Valid 23 Jun 2026 to 21 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
10 months
Registered Aug 2025 · Squarespace Domains LLC

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
DKIM Detected via known email provider
DMARC p=reject Reject (strict). Strong.
?
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
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)
- Canonical URL declared

Performance How?

106 ms Server response
93% Faster than peers
544 ms Largest contentful paint
0.00 Cumulative layout shift
2.3 MB Page weight
1.6 MB Image weight
3 Third-party domains
0 Console errors
0 Failed requests

56 images: 42 oversized, 55 without width/height, 8 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
AI palette signals +5
AI writing signals +5
AI stack signals +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

robots.txt
sitemap.xml
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy
Terms of Service
/terms
? Analytics present, but it set no tracking cookies on our visit (it may be opt-in-gated).
88% unique

Security Headers (1/6)

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

Build

Code splitting
23 JS files
2 CSS files
3 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.