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Domain report

duck.com

duck.com ranks in the top 0.37% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 4 distinct hosts observed under it.

Explore duck.com in the Web Graph

Connectivity

#492,059harmonic-centrality rank
Top percentile
0.37%
Hosts observed
4

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://duck.com/ answered with HTTP 200.

DNS records

A
  • 40.89.244.232
AAAA
No records found.
MX
  • 5 smtp-inbound1.duck.com.
NS
  • dns1.p03.nsone.net.
  • dns2.p03.nsone.net.
  • dns3.p03.nsone.net.
  • dns4.p03.nsone.net.
  • ns01.quack-dns.com.
  • ns02.quack-dns.com.
  • ns03.quack-dns.com.
  • ns04.quack-dns.com.

Live preview

Screenshot of duck.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since duck.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

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
no-cache
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'none' ; connect-src https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; manifest-src https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; media-src https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; script-src blob: https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com 'unsafe-inline' 'unsafe-eval' ; font-src data: https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; img-src blob: data: https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; style-src https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com 'unsafe-inline' ; object-src 'none' ; worker-src blob: ; child-src blob: https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; frame-src blob: https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; form-action https://duck.ai https://*.duck.ai https://duckduckgo.com https://*.duckduckgo.com https://duckduckgogg42xjoc72x3sjasowoarfbgcmvfimaftt6twagswzczad.onion/ https://spreadprivacy.com ; frame-ancestors 'self' https://html.duckduckgo.com; base-uri 'self' ; block-all-mixed-content ;
Strict-Transport-Security
max-age=31536000
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
origin
Permissions-Policy
interest-cohort=()

What each security header does

Redirect chain

  1. 1.http://duck.com/HTTP 301

    → https://duck.com/

  2. 2.https://duck.com/HTTP 302

    → https://duckduckgo.com/

  3. 3.https://duckduckgo.com/HTTP 200

Meta tags

Title
DuckDuckGo - Protection. Privacy. Peace of mind.
Description
The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
Canonical
https://duckduckgo.com/
Robots
Not set
Generator
Not set
Open Graph title
DuckDuckGo - Protection. Privacy. Peace of mind.
Open Graph description
The Internet privacy company that empowers you to seamlessly take control of your personal information online, without any tradeoffs.
Open Graph image
https://duckduckgo.com/assets/logo_social-media.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
DuckDuckGo - Protection. Privacy. Peace of mind.
Twitter image
https://duckduckgo.com/assets/logo_social-media.png

robots.txt

Disallow rules (User-agent: *)
5
Disallow rules (other agents)
1

Sitemaps declared:

  • https://duckduckgo.com/sitemap.xml
  • https://duckduckgo.com/duckduckgo-help-pages/sitemap.xml

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

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.