Danube Messaging

A lightweight, cloud-native messaging platform built in Rust.

Added June 29, 2026 · Last analysed June 29, 2026 · via

Own this Launch?

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 29 June 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.

Danube Messaging is missing several launch fundamentals. What needs work: missing several security headers, incomplete legal pages, and no sitemap.

Launched on Product Hunt on June 29, 2026. The site is served through Cloudflare, with a domain registered 4 months before launch. Our crawler found 8 technologies on this site, covering CDN, developer tools, DNS providers, and documentation. The stack includes Astro, Svelte, and Cloudflare.

It's also on a stack we've seen on only 14 launches.

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

3.3

StackScope Score

Poor

78/100 Launch Readiness

Well prepared

0/6 Security Headers

Poor

0/3 Legal

Missing

1/2 Crawl files

Partial

84/100 Performance

Fast

Vibe Score 5 · 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 (8)

Infrastructure

CDN	Cloudflare
DNS	Cloudflare DNS
Protocol	HTTP/3

Transactional email	Mailgun (2)

Build & Framework

Developer tools	Sonatype
Documentation	Starlight
Framework	Svelte
Meta-framework	Astro (2)

Infrastructure

Network

CLOUDFLARENET - Cloudflare, Inc., US

AS13335 · US

DNS

Cloudflare DNS

Authoritative nameserver

DNSSEC

Not enabled

DNS responses unsigned. Cache-poisoning vulnerable.

Green hosting

Green hosted

Host runs on renewable energy. Data from The Green Web Foundation.

SSL Certificate

Google Trust Services

Valid 18 May 2026 to 16 Aug 2026

Certificate as captured in this snapshot, not a live check.

Domain Age

6 months

Registered Feb 2026 · GoDaddy.com, LLC

Email Security

✓

SPF ~all Soft-fail (~all). Common and accepted.

DKIM Not detected at common selectors. Your provider may use a custom one.

✓

DMARC p=quarantine Quarantine (moderate)

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 (1)

Local storage (1)

Key	Size	Detected as
starlight-theme	0 B	-

Readiness Breakdown How?

✓ Custom title and meta description

⚠

Open Graph tags (title, image, description) (partial) missing og:image

✓ Twitter card meta tags

✓ Responsive viewport meta tag

✓ Favicon present

✓ Semantic HTML (nav, main, article)

- Canonical URL declared

Performance How?

120 ms Server response

81% Faster than peers

380 ms Largest contentful paint

0.00 Cumulative layout shift

1.3 MB Page weight

1.2 MB Image weight

0 Console errors

0 Failed requests

⚠ 3 images: 1 oversized, 3 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?

Signal	Points
AI copy 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

Blocks AI crawlers

✗ llms.txt published

✗ 9 AI bots blocked in robots.txt

Content-Signal

✗ ai-train = no

✓ search = yes

? ai-input (not declared)

Link headers

? None advertised

Well-Known Files

✓ robots.txt

✗ sitemap.xml

✗ security.txt

✗ llms.txt

✗ ads.txt

✗ humans.txt

Legal

? Privacy Policy not detected

? Terms of Service not detected

Detection works best on English language sites.

Security Headers (0/6)

✗

Referrer-Policy

✗

X-Frame-Options

✗

Permissions-Policy experimental (check browser support)

✗

X-Content-Type-Options

✗

Content-Security-Policy

✗

Strict-Transport-Security

–

X-XSS-Protection deprecated (use Content-Security-Policy)

Build

✓ Code splitting

4 JS files

4 CSS files

0 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.