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culligan.com

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

Other
Paid content
Visit website
Profile views 12 Outbound visits 6 Normal

At a glance

Category
Other
Language
English
Paid-content signal
Paid contentObserved
Registered
1997
Hosting
UnknownInferred
HTTPS certificate trusted
PassedObserved
Last updated

Related questions

More questions →
What is culligan.com?
Culligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water
Does culligan.com offer paid content?
Paid content or plans are available. Check the website for current prices and included features.
What languages does culligan.com support?
Primary language: English.
How can I visit culligan.com?
Use the Visit website link to open the website in a new tab.
What are some alternatives to culligan.com?
Unknown.

Website Overview

An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality. Page metadata, canonical configuration and social previews work together to provide more consistent search and sharing presentation.

Domain and Registration

Registered in 1997, this domain has about 29 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, CSC Corporate Domains, Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .com extension, which is not an independent safety signal.

DNS and Email

Nameservers are provided by Azure DNS, indicating managed DNS hosting. MX records point to the Proofpoint email service. No CNAME was found; the observed records resolve directly to addresses. SPF and DMARC are configured. DKIM status is unknown. TXT records include verification markers for Google, Apple, Meta. Such markers may also remain after a service stops being used.

TLS and Certificates

The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued by Let's Encrypt, commonly associated with automated certificate services. The certificate's total validity is about 89 days, consistent with a short renewal cycle.

HTTP and Browser Security

X-Powered-By exposes backend information: Next.js. The response lacks these common security headers: CSP, Referrer-Policy, Permissions-Policy. The x-cache response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies nginx without an exact version.

Technology Stack Analysis

Unknown

Search and Social Sharing

Twitter Card metadata is configured. The title has 60 characters, within a common display range. A meta description is present, with 153 characters. The observed directives allow indexing and link following. No Generator meta tag is publicly exposed.

Hosting and Email
DNSAzure DNS
HostingUnknown
EmailProofpoint
Approximate IP geolocation (inferred; a CDN or proxy may differ from the origin server) Location unknown Inferred

Registration details

RDAP / WHOIS

RegistrarCSC Corporate Domains, Inc.
Registered1997-03-05
Expires2027-03-06
Domain statusclient transfer prohibited
Nameserversns1-02.azure-dns.com、ns2-02.azure-dns.net、ns3-02.azure-dns.org、ns4-02.azure-dns.info
DNSSECunsigned

DNS records

DNS

TypeNameValueTTLPriority
Awww.culligan.com192.0.66.1043600—
MXculligan.commxa-00305802.gslb.pphosted.com360010
MXculligan.commxb-00305802.gslb.pphosted.com360010
NSculligan.comns1-02.azure-dns.com3600—
NSculligan.comns2-02.azure-dns.net3600—
NSculligan.comns3-02.azure-dns.org3600—
NSculligan.comns4-02.azure-dns.info3600—
TXTculligan.com00D4K000003p5i4=1TBTm00000001gu3600—
TXTculligan.com67iqaumc8rogsqus6a44c3fvcd3600—
TXTculligan.com6V+p7muMXoPuUNLQpoR9SknxU8IDsgPT0volxVGgamKxlqCzjqFWEUlqsP5iPK4t6bCJdxqbIxjqHgDUVapVtQ==3600—
TXTculligan.com90hscfha5pcc681rrv8icc5u9k3600—
TXTculligan.comanthropic-domain-verification-40f3x9=JqC3BpUFXpyxvPgpyc4PmAj743600—
TXTculligan.comapple-domain-verification=nMcwUkwO2CRfgOxWojBnTGM3TuHhr5WwFkRWD8TWcuQ3600—
TXTculligan.comfacebook-domain-verification=d4d6q1o8wxdi3p0hvbqsm7gu5ii3933600—
TXTculligan.comfacebook-domain-verification=u73cv1ezav15o2b1bak6o5x93jgk4g3600—
TXTculligan.comgoogle-site-verification=KrFH1cigzC8UL8njmoUBV2qzdepYo7ut0f99AtptToY3600—
TXTculligan.comgoogle-site-verification=_CPre3yGNE72Eg3IskZ87oLz7I4x3Twa4sQzGV7b4ww3600—
TXTculligan.comgoogle-site-verification=ncYjkiWa4cI79V5ow5rVhITM61HocqGseHIkZrVz4Zw3600—
TXTculligan.comgoogle-site-verification=xuhsn5OIFGrMziUNun6KjM0WVJYCodUUVe0k4oPBITo3600—
TXTculligan.comjy1jm2qFB+LhuHi2zvOYiDeJoJycSnhLY7fZaBItVc+iRJoIwVPYGrU0ZJSg8iZjMgJ+EHsr+k3oCK4m8nmn4A==3600—
TXTculligan.comklaviyo-site-verification=SpA2zN3600—
TXTculligan.comlkfkpafgdq3l9ghfa1hv2snlte3600—
TXTculligan.commyedi-site-verification=Lc0vh1lwrr6pmoPVPlB83600—
TXTculligan.comonetrust-domain-verification=eddbec7eaa4848a8ace4b89047a328073600—
TXTculligan.comonetrust-domain-verification=ef7386bdaedea6839633064471bd617eff3ef254688ba9a3e1bf2c413fc773fc3600—
TXTculligan.comp7m86hbcgtlcqufottlu4l75eq3600—
TXTculligan.compexip-ms-tenant-domain-verification=2cf7a556-1bf4-4ce5-8045-61ec59802f363600—
TXTculligan.comteamviewer-sso-verification=d19745bf05264c1caaee20ef087c29553600—
TXTculligan.comv=spf1 ip4:12.203.117.81 ip4:12.3.220.131 ip4:69.2.36.0/24 include:mail.zendesk.com include:spf.protection.outlook.com include:spf-00305802.pphosted.com include:spf.hypeinnovation.com include:shops.shopify.com include:spf.culligan.eipp.blackline.com -all3600—
DMARC_dmarc.culligan.comv=DMARC1; p=none; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];2822—

TLS and certificates

TLS / SSL

AssessmentNormal configuration
Supported protocolsTLSv1.2、TLSv1.3
Negotiated protocolTLSv1.3
Certificate subjectculligan.com
IssuerLet's Encrypt
Valid until2027-01-31T22:43 · Remaining when checked: 82 days
Verification detailsCertificate trust: Passed · Hostname match: Passed

HTTP response headers

HTTP

HeaderValue
content-typetext/html; charset=utf-8
cache-controlpublic, max-age=300
servernginx
strict-transport-securitymax-age=300;includeSubdomains
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff

Identified technologies

Technology stack: Unknown

Pages, Search and Sharing
Meta descriptionCulligan provides water treatment systems & solutions for homes and businesses. Our solutions are designed to deliver cleaner, safer, great-tasting water
Canonical URLhttps://www.culligan.com
LanguageEnglish (default)
Twitter Cardsummary_large_image

Social Sharing Preview

10 fields

robots.txt (opens in a new tab)

5 rules
All bots 1 allowed · 4 disallowed
  • Allow/wp-admin/admin-ajax.php
  • Disallow/wp-admin/
  • Disallow/search-results
  • Disallow/search/
  • Disallow/*?s=

Sitemaps

1

Recent Updates

  • Domain Registration
  • TLS and certificates
  • DNS Information
  • Pages and Search Information
  • HTTP Response Information
  • Website profile
  • Website Description
  • Website Name
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