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APIddress — email validation API

APIddress is launching soon. Join the wishlist for early access to the email validation API — deliverability, syntax, disposable and risk checks in one request.

apiddress.com · Added June 13, 2026 · Last analysed June 13, 2026 · via · 60% unique tagline

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 13 June 2026; the live site may have changed since.

APIddress — email validation API scores well across the board, with complete legal pages and clean crawl signals. Main gaps: missing Permissions-Policy and Content-Security-Policy and incomplete email security.

Launched on Product Hunt on June 13, 2026. The site is hosted on Hostinger International Limited in Lithuania, with a domain registered 1 day before launch. We've detected 10 technologies on this site, covering security, build tooling, CDN, and directory. The stack includes Vite, Caddy, and Cloudflare.

It's one of 52 launches on this exact stack and more locked down than the typical Product Hunt launch.

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

8.0
StackScope Score
Excellent
64/100 Launch Readiness
Well prepared
3/3 Legal
Complete
2/2 Web Standards
Complete
Vibe Score 25 · Some AI signals
Informational pattern-match signal. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (10)

Infrastructure
CDN Cloudflare
Hosting Hostinger
Protocol HTTP/3
Security Cloudflare Bot Management
HSTS
Server Caddy
Email
Transactional email Resend
Build & Framework
Build tool Vite
Font Google Fonts
Other
Directory Product Hunt

Infrastructure

DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
SSL Certificate
Let's Encrypt
Valid 11 Jun 2026 to 9 Sep 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
2 days
Registered Jun 2026 · HOSTINGER operations, UAB

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 (1)

Cookies (1)
NameLifetimeDetected as
__cf_bm < 1h Cloudflare

Readiness Breakdown How?

Custom title and meta description
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)
- Open Graph tags (title, image, description)
- Canonical URL declared
- Twitter card meta tags

Performance How?

271 ms Server response
61% Faster than peers
588 ms Largest contentful paint
0.02 Cumulative layout shift
724 KB Page weight
1 KB Image 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 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

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

Well-Known Files

sitemap.xml (15 URLs)
security.txt
llms.txt
ads.txt
humans.txt
90% unique

Security Headers (4/6)

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

Build

HTML minified
CSS minified
JS minified
1 JS files
2 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.