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OnCrew

AI answering service for contractors. Answers 24/7, captures urgent-call intake, and sends team handoffs. 14-day trial for HVAC, plumbing, electrical.

Added September 1, 2026 · Last analysed September 1, 2026 · via

StackScope records what new websites are built with, the week they launch. Most we find ourselves, by watching public internet infrastructure for brand-new sites; the rest come from Product Hunt, Hacker News and PeerPush. We crawled this one for its tech stack and scored it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 1 September 2026; the live site may have changed since.

Every technology below links to its own page: which other new sites launched with it. Vendors and agencies watch those pages with Stackdar and hear about new adopters the week they ship, from £15 a month.

OnCrew ships with the launch fundamentals in place, with complete legal pages, a thorough launch checklist, and clean crawl signals. Worth fixing first: no Content-Security-Policy and incomplete email security.

Launched on Product Hunt on September 1, 2026. The site is hosted on Vercel, with a domain registered 6 months before launch. We've detected 16 technologies on this site, covering ui library, advertising, affiliate, and analytics. The stack includes Next.js, React, and Tailwind CSS.

It's running the same core stack as 14,760 other launches and tighter on security headers than most Product Hunt launches.

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

9.5
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 50 · Many 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 (16) · Indie stack

Infrastructure
DNS Cloudflare DNS
Hosting Vercel
Security HSTS
Email
Email forwarding Cloudflare Email Routing (2)
Transactional email Resend
Build & Framework
CSS framework Tailwind CSS
Framework React
JavaScript library Motion
Meta-framework Next.js (5)
UI library Lucide Icons
shadcn/ui
Analytics & Marketing
Advertising Google Ads (3)
Affiliate Affiliate Watch
Analytics Google Analytics (2)
SEO Google Search Console (2)
Tag management Google Tag Manager (2)

Infrastructure

Network
AS16509 · US
DNS
Cloudflare 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 3 Jul 2026 to 1 Oct 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
6 months
Registered Mar 2026 · Cloudflare, Inc

Email Security

SPF ~all Soft-fail (~all). Common and accepted.
DKIM Detected via known email provider
DMARC p=none None (p=none). Monitoring only.
?
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 (5)

Cookies (1)
NameLifetimeDetected as
_gcl_au 2mo Google Ads
Local storage (3)
KeySizeDetected as
ef_utm_params 152 B -
oncrew_analytics_anonymous_id 41 B -
_gcl_ls 277 B Google Ads
Session storage (1)
KeySizeDetected as
oncrew_analytics_session_id 41 B -

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?

322 ms Server response
48% Faster than peers
716 ms Largest contentful paint
0.00 Cumulative layout shift
762 KB Page weight
3 Third-party domains
0 Console errors
0 Failed requests

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 CSS signals +10
AI copy signals +5
AI onboarding signals +5
AI palette signals +5
AI stack signals +10
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

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

Well-Known Files

robots.txt
sitemap.xml (258 URLs)
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).
94% unique

Security Headers (5/6)

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

Build

Code splitting
20 JS files
5 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.