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diff-master.com

diff-master.com ranks in the top 0.16% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore diff-master.com in the Web Graph

Connectivity

#214,967harmonic-centrality rank
Top percentile
0.16%
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://diff-master.com/ answered with HTTP 200.

DNS records

A
  • 104.21.53.124
  • 172.67.212.212
AAAA
  • 2606:4700:3032::6815:357c
  • 2606:4700:3034::ac43:d4d4
MX
  • 24 route2.mx.cloudflare.net.
  • 4 route3.mx.cloudflare.net.
  • 78 route1.mx.cloudflare.net.
NS
  • ariella.ns.cloudflare.com.
  • ryan.ns.cloudflare.com.

Live preview

Screenshot of diff-master.com

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

Since diff-master.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
s-maxage=31536000, stale-while-revalidate=2592000
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self'; base-uri 'self'; connect-src 'self' https://*.google-analytics.com https://www.googletagmanager.com https://plausible.shipsolo.io https://cloudflareinsights.com; font-src 'self'; frame-ancestors 'none'; img-src 'self' data: blob: https://*.google-analytics.com; object-src 'none'; script-src 'self' 'unsafe-inline' 'wasm-unsafe-eval' https://www.googletagmanager.com https://plausible.shipsolo.io https://static.cloudflareinsights.com; style-src 'self' 'unsafe-inline'; worker-src 'self' blob:; form-action 'self'
Strict-Transport-Security
max-age=31536000
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
camera=(), microphone=(), geolocation=()

What each security header does

Redirect chain

  1. 1.http://diff-master.com/HTTP 308

    → https://diff-master.com/

  2. 2.https://diff-master.com/HTTP 308

    → https://diff-master.com/en-US

  3. 3.https://diff-master.com/en-USHTTP 200

Meta tags

Title
Free Online Diff Tool for PDF, Excel, Text, Code, JSON & Markdown | Diff Master
Description
Compare PDFs, Excel and CSV files, text, code, JSON and Markdown online for free. Files and comparison content stay in your browser.
Canonical
https://diff-master.com/en-US
Robots
index, follow
Generator
Not set
Open Graph title
Free Online Diff Tool for PDF, Excel, Text, Code, JSON & Markdown
Open Graph description
Compare PDFs, Excel and CSV files, text, code, JSON and Markdown online for free. No uploads, sign-up or saved comparisons.
Open Graph image
https://diff-master.com/og/en-US/home.webp
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Free Online Diff Tool for PDF, Excel, Text, Code, JSON & Markdown
Twitter image
https://diff-master.com/og/en-US/home.webp

robots.txt

Disallow rules (User-agent: *)
1
Disallow rules (other agents)
2

Sitemap declared:

  • https://diff-master.com/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

  • 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.