DayWindow Schengen Calculator

Enter your trips and see the days used, the days left and the exact date you must leave. No sign-up, no adverts, nothing sent anywhere.

Productivity

Added August 15, 2026 · Last analysed August 15, 2026 · via

Own this Launch?

Screenshot of DayWindow Schengen Calculator

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

DayWindow Schengen Calculator scores highly overall, with complete legal pages, a thorough launch checklist, and fast page loads. Main gaps: missing several security headers and no email security records.

Launched on Product Hunt on August 15, 2026. The site is served through Cloudflare. Our crawler found 2 technologies on this site, covering CDN and DNS providers. The stack includes Cloudflare and Cloudflare DNS.

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

8.1

StackScope Score

Excellent

100/100 Launch Readiness

Launch ready

2/6 Security Headers

Weak

3/3 Legal

Complete

2/2 Crawl files

Complete

100/100 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 (2)

Infrastructure

CDN	Cloudflare
DNS	Cloudflare DNS

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 2 Aug 2026 to 31 Oct 2026

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

Email Security

✗

SPF Not published. Your domain can be spoofed in phishing emails.

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

✗

DMARC Not published. Receivers fall back to permissive defaults.

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

✓ Canonical URL declared

✓ Responsive viewport meta tag

✓ Favicon present

✓ Semantic HTML (nav, main, article)

⚠

Meta description is 211 characters (advisory) Google only shows about 155–160 characters of the description in desktop search results (less on mobile); anything past that won't appear.

Performance How?

102 ms Server response

82% Faster than peers

236 ms Largest contentful paint

0.00 Cumulative layout shift

482 KB Page weight

465 KB Image weight

1 Third-party domains

0 Console errors

0 Failed requests

⚠ 2 images: 2 oversized, 1 without width/height, 1 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 writing 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

No AI stance declared

✗ llms.txt published

✓ No AI bots blocked in robots.txt

Content-Signal

? No directive declared

Link headers

? None advertised

Well-Known Files

✓ robots.txt

✓ sitemap.xml (10 URLs)

✗ security.txt

✗ llms.txt

✗ ads.txt

✗ humans.txt

Legal

✓ Privacy Policy

/privacy

✓ Terms of Service

/terms

92% unique

Security Headers (2/6)

✓

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

0 JS files

1 CSS files

1 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.