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culligan.com

Culligan Water Treatment Systems & Solutions: Water You Love

Last scanned Jul 26, 2026, 4:17 PM · 5 views

92

Overall score

Excellent

Summary

Culligan provides water treatment systems & solutions for homes and businesses. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

Culligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water

Top issues to fix

5 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

80

SEO

3 issue(s) found

100

Performance

381 ms

90

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.

Culligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water

Contact

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

Meta tags

Title
Culligan Water Treatment Systems & Solutions: Water You Love
Description
Culligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water
Canonical
https://www.culligan.com
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1, maximum-scale=1
Robots meta
index,follow
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Culligan Water Treatment Systems & Solutions: Water You Love
og:description
Culligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water
og:type
website
og:url
https://www.culligan.com/

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
culligan.com
Valid from
Jul 2, 2026
Valid to
Sep 30, 2026
Days until expiry
63
SAN domains
culligan.com, www.culligan.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 5 · H3 17

Links

34 internal · 11 external · 20 broken

Images

15 total · 0 missing alt

Scripts / Styles

35 scripts · 6 stylesheets

JS / CSS size

9.8 KB · 0 B

Page size

155 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://culligan.com
Final URL
https://www.culligan.com/
HTTP status
200
HTTP version
HTTP/2
Response time
378 ms
HTML size
155 KB
Redirect chain
https://culligan.com → https://www.culligan.com/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does culligan.com use?
culligan.com is built with Next.js, WordPress, jQuery, Nginx.
Is culligan.com secure (HTTPS)?
Yes. culligan.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 30, 2026.
Who hosts culligan.com?
Hosting provider information for culligan.com is not available yet.
What is culligan.com's SEO score?
culligan.com scored 80/100 for SEO in the latest analysis (great).
What is culligan.com's overall website score?
culligan.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.