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Domain report

hellooo.cards

hellooo.cards ranks in the top 0.24% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.

Explore hellooo.cards in the Web Graph

Connectivity

#324,923harmonic-centrality rank
Top percentile
0.24%
Hosts observed
2

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://hellooo.cards/ answered with HTTP 200.

DNS records

A
  • 216.198.79.1
AAAA
No records found.
MX
No records found.
NS
  • 01.dnsv.jp.
  • 02.dnsv.jp.
  • 03.dnsv.jp.
  • 04.dnsv.jp.

Live preview

This is a live, sandboxed embed of hellooo.cards — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
public, 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

What each security header does

Redirect chain

  1. 1.http://hellooo.cards/HTTP 308

    → https://hellooo.cards/

  2. 2.https://hellooo.cards/HTTP 200

Meta tags

Title
Not set
Description
Not set
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
Hellooo.cards
Open Graph description
イベントでの繋がりを加速する、リアルとSNSをつなぐ名前シール
Open Graph image
/images/og-image.png
Open Graph type
Not set
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

hellooo.cards 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

    Found "_next/static/" in the page's HTML

  • 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.