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Domain report

nuff.work

nuff.work ranks in the top 0.29% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore nuff.work in the Web Graph

Connectivity

#384,848harmonic-centrality rank
Top percentile
0.29%
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

200HTTP status

https://nuff.work/ answered with HTTP 200.

DNS records

A
  • 104.21.87.96
  • 172.67.169.84
AAAA
  • 2606:4700:3033::ac43:a954
  • 2606:4700:3030::6815:5760
MX
  • 10 mail.nuff.work.
NS
  • fred.ns.cloudflare.com.
  • melissa.ns.cloudflare.com.

Live preview

Screenshot of nuff.work

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

Since nuff.work 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-store, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
frame-ancestors 'self'
Strict-Transport-Security
max-age=31536000
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
camera=(), microphone=(), geolocation=(), payment=()

What each security header does

Redirect chain

  1. 1.http://nuff.work/HTTP 301

    → https://nuff.work/

  2. 2.https://nuff.work/HTTP 200

Meta tags

Title
Productivity Extension for Chrome — 12 Modes in One, Free
Description
One Chrome productivity extension instead of twelve: blocking, focus timer, screen time, dark mode, tasks, eye care. Free, and your data stays on your device.
Canonical
https://nuff.work/
Robots
Not set
Generator
Not set
Open Graph title
One Chrome Productivity Extension Instead of Twelve — NUFF.WORK
Open Graph description
Blocking, focus timer, screen time, dark mode, night light, tasks and eye care — twelve modes in one extension. Free, and every number stays on your device.
Open Graph image
https://nuff.work/assets/images/og/home.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
5
Disallow rules (other agents)
0

Sitemap declared:

  • https://nuff.work/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • PHPother

    X-Powered-By: PHP/8.4.12

  • 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.