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diffchecker.com

Compare text and find differences online or offline - Diffchecker

Last scanned Jul 26, 2026, 12:19 PM

99

Overall score

Excellent

Summary

Compare text, files, and code (e.g. This website uses Next.js hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

Compare text, files, and code (e.g. json, xml) to find differences with Diffchecker online for free! Use our desktop app for private, offline diffs.

United States
Hosted on Cloudflare

Products & pricing

Product and pricing information published in this site's own structured data.

Pricing

$15 USD

Top issues to fix

2 issues found

  • 6 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

95

SEO

1 issue(s) found

100

Performance

979 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Compare text, files, and code (e.g. json, xml) to find differences with Diffchecker online for free! Use our desktop app for private, offline diffs.

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
Compare text and find differences online or offline - Diffchecker
Description
Compare text, files, and code (e.g. json, xml) to find differences with Diffchecker online for free! Use our desktop app for private, offline diffs.
Canonical
https://www.diffchecker.com/
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Compare text and find differences online or offline - Diffchecker
og:description
Compare text, files, and code (e.g. json, xml) to find differences with Diffchecker online for free! Use our desktop app for private, offline diffs.
og:type
website
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
Cloudflare
CDN provider
Cloudflare
IP address
104.26.5.140
ASN
AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)

DNS records

TypeValue
A
  • 104.26.5.140
  • 104.26.4.140
  • 172.67.71.147
AAAA
  • 2606:4700:20::681a:58c
  • 2606:4700:20::ac43:4793
  • 2606:4700:20::681a:48c
MX
TXT
NS
CAA
CNAME
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
diffchecker.com
Valid from
Jun 2, 2026
Valid to
Aug 31, 2026
Days until expiry
33
SAN domains
*.diffchecker.com, diffchecker.com

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyMissing

Compression: gzip · 6 cookie(s) observed

Content & assets

Headings

H1 1 · H2 0 · H3 0

Links

27 internal · 0 external · 0 broken

Images

2 total · 0 missing alt

Scripts / Styles

28 scripts · 2 stylesheets

JS / CSS size

23.5 KB · 0 B

Page size

56.5 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
5
sitemap.xml
Found
URLs in sitemap
88

SEO issues

  • Title longer than 60 characters

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://diffchecker.com
Final URL
https://www.diffchecker.com/
HTTP status
200
HTTP version
HTTP/2
Response time
978 ms
HTML size
56.5 KB
Redirect chain
https://diffchecker.com → https://www.diffchecker.com/

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Frequently asked questions

What technology does diffchecker.com use?
diffchecker.com is built with Next.js.
Is diffchecker.com secure (HTTPS)?
Yes. diffchecker.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 31, 2026.
Who hosts diffchecker.com?
diffchecker.com is hosted on Cloudflare, behind Cloudflare CDN.
What is diffchecker.com's SEO score?
diffchecker.com scored 95/100 for SEO in the latest analysis (excellent).
What is diffchecker.com's overall website score?
diffchecker.com has an overall SiteGraph score of 99/100, combining SEO, performance, security, and accessibility.
What products does diffchecker.com offer?
diffchecker.com offers Pricing.