Domain report
htmail.dev
htmail.dev ranks in the top 0.27% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.
Connectivity
- Top percentile
- 0.27%
- Hosts observed
- 1
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://htmail.dev/ answered with HTTP 200.
DNS records
- A
- 76.76.21.21
- AAAA
- No records found.
- MX
- No records found.
- NS
- ns2.dns-parking.com.
- ns1.dns-parking.com.
Live preview
This is a live, sandboxed embed of htmail.dev — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- private, no-cache, no-store, max-age=0, must-revalidate
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=63072000
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://htmail.dev/HTTP 308→ https://htmail.dev/
- 2.
https://htmail.dev/HTTP 307→ https://htmail.dev/browser-extension
- 3.
https://htmail.dev/browser-extensionHTTP 200
Meta tags
- Title
- HTMaiL - browser extension
- Description
- Insert HTML code easily into the body of your Gmail, Outlook, and Yahoo Mail message.
- Canonical
- Not set
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
htmail.dev has no robots.txt.
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Next.jsframework
X-Powered-By: Next.js
- Google Analyticsanalytics
Found "googletagmanager.com/gtag/js" in the page's HTML
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.