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VKPrep

VKPrep runs AI mock interviews on the skill you choose, then gives you a detailed report on exactly what to improve — plus DSA practice, MCQs, system design, and a personalised roadmap to close the gap.

Education
United States Estimated origin: United States

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.

VKPrep has the basics covered well, with complete legal pages, a thorough launch checklist, and clean crawl signals. Visible gaps: missing several security headers and no email security records.

Launched on Product Hunt on August 18, 2026. The site is hosted on Hostinger International Limited in Lithuania, with a domain registered 5 months before launch. Our crawler found 8 technologies on this site, covering CSS frameworks, DNS providers, web fonts, and frameworks. The stack includes Next.js, React, and Tailwind CSS.

It's also on one of the most common stacks we track, shared by 5,120 launches.

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

Vibe Score 35 · Some 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
DNS Hostinger DNS
OS Ubuntu
Server nginx
Build & Framework
CSS framework Tailwind CSS
Font Google Fonts
Framework React
Meta-framework Next.js (4)
UI library Lucide Icons

Infrastructure

DNS
Hostinger 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
Let's Encrypt
Valid 28 Jun 2026 to 26 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
5 months
Registered Mar 2026 · HOSTINGER operations, UAB

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 202 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?

654 ms Server response
21% Faster than peers
1736 ms Largest contentful paint
0.00 Cumulative layout shift
629 KB Page weight
16 KB Image weight
3 Third-party domains
0 Console errors
0 Failed requests

2 images: 2 oversized

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 copy signals +5
AI onboarding signals +5
AI palette signals +5
AI writing signals +5
AI typography signals +15

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 (6 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy
Terms of Service
/terms
88% unique

Security Headers (0/6)

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

Build

Code splitting
8 JS files
2 CSS files
3 Third-party domains

Brand Colours

App Manifest

VKPrep — Know where you stand. Grow from there.
display: standalone 2 icons
theme #0f4c81
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.