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SubmitLLMs

Free AI readiness tools: scan your site, generate llms.txt & robots.txt, validate compliance, and get listed for ChatGPT, Claude & Perplexity.

AI
China Estimated origin: China

Added August 18, 2026 · Last analysed August 18, 2026 · via

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 18 August 2026; the live site may have changed since.

SubmitLLMs is largely in shape, with complete legal pages, a thorough launch checklist, and clean crawl signals. Main gaps: missing several security headers, tracking cookies set before any opt-in, and incomplete email security.

Launched on Product Hunt on August 18, 2026. The site is hosted on Vercel, with a domain registered 2 weeks before launch. The crawl picked up 10 technologies on this site, covering analytics, DNS providers, business email, and web fonts. The stack includes Next.js, React, and Alibaba Mail.

For context, it's on one of the most common stacks we track, shared by 3,025 launches.

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

Vibe Score 15 · 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 (10)

Infrastructure
DNS NamesLink
Hosting Vercel
Security HSTS
Email
Business email Alibaba Mail (2)
Build & Framework
Font Google Fonts
Framework React
Meta-framework Next.js (4)
Analytics & Marketing
Analytics Google Analytics (4)
SEO Google Search Console
Tag management Google Tag Manager (2)

Infrastructure

Network
AS16509 · US
DNS
NamesLink
Authoritative nameserver
DNSSEC
Enabled
DNSKEY records published. DNS responses signed.
Green hosting
Not green hosted
No green-energy record. Data from The Green Web Foundation.
SSL Certificate
Let's Encrypt
Valid 31 Jul 2026 to 29 Oct 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
19 days
Registered Jul 2026 · Nameslink (Hong Kong) Private Limited

Email Security

SPF -all Strict (-all). Strong.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
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 (2)

Cookies (2)
NameLifetimeDetected as
_ga 1y Google Analytics
_ga_G6R75RYV7Q 1y Google Analytics

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?

2505 ms Server response
2% Faster than peers
840 ms Largest contentful paint
0.00 Cumulative layout shift
1.1 MB Page weight
1 KB Image weight
22 Third-party domains
2 Console errors
1 Failed requests

20 images: 20 without width/height

Broken first-party requests (1), worth fixing
  • 401 /api/admin/settings

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 +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

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 (5364 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy
Terms of Service
/terms
? Consent manager not detected
Analytics set tracking cookies on our visit, with no opt-in step.
84% 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
22 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.