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Rank #1,375Updated November 10, 2026

nielsen.com

Nielsen | Audience Is Everything®

nielsen.com is registered with MarkMonitor Inc. since May 8, 1991 (35.5 years). The registration expires on May 9, 2027. The site runs on Alpine.js, WordPress, AB Tasty and 17 other technologies. Its email security grade is C. Its SSL certificate is issued by Let's Encrypt and is valid for 66 more days.

Domain age
35.5 yrs
Technologies
20
Email security
C
SSL days left
66

Registration

RegistrarMarkMonitor Inc.
IANA ID292
RegisteredMay 8, 1991
ExpiresMay 9, 2027
UpdatedApril 7, 2026
Statusclient delete prohibited, client transfer prohibited, client update prohibited
Name serversudns1.ultradns.net, udns2.ultradns.net
DNSSECNot signed

DNS records

TypeValueTTL
A192.0.66.96300
MXaspmx.l.google.com 13600
MXalt1.aspmx.l.google.com 53600
MXalt2.aspmx.l.google.com 53600
MXalt3.aspmx.l.google.com 103600
MXalt4.aspmx.l.google.com 103600
NSpdns1.ultradns.net86400
NSpdns2.ultradns.net86400
NSpdns3.ultradns.org86400
NSpdns4.ultradns.org86400
NSpdns5.ultradns.info86400
NSpdns6.ultradns.co.uk86400
TXTspf2.0/pra600
TXTMS=ms41051260600
TXTMS=ms67552876600
TXT_ai81x2u5stppdkyre8n0ezt5ky1t4lt600
TXTv=spf1 redirect=nielsenmedia.com600
TXT78bbee88-ff35-4ebd-a89c-c171623a2556600
TXTasv=bf2e463d186d760daa4dac04f2189363600
TXT[email protected]600
TXTapple-domain-verification=JTibV8tKhqrsFjn5600
TXT69fddfc11326d61913ff947e.hoxhuntsigning.com600
TXTS++U9DTmPuWS35PmOtd+b9EGXReFRPlH3OCLbosxcd4=600
TXTdocusign=c34c43dd-9b32-43cc-8e1a-927cec32c6ed600

Technology stack

A/B testing
Analytics
Cookie consent
JavaScript framework
JavaScript library
Programming language
Video
Web server
WordPress plugin

Analytics and advertising IDs

google_tag_manager:GTM-KN6B5F5

SSL certificate

ValidValid
IssuerUS, YE1, Let's Encrypt
ExpiresJanuary 15, 2027
Days remaining66
ProtocolTLSv1.3
Namesnielsen.com, www.nielsen.com

Email security

CScore 74/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • badAn MTA-STS DNS record exists but the policy file at https://mta-sts.nielsen.com/.well-known/mta-sts.txt could not be loaded or is invalid.
  • warnSPF has no 'all' rule, so mail from unlisted servers gets a neutral result. End it with ~all or -all.
  • warnSPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodDMARC policy is quarantine: failing mail goes to spam. Move to p=reject for full protection.
  • goodDMARC aggregate reports are sent to mailto:[email protected].
  • goodDKIM keys found (selector: k2, s1, s2, mandrill).
  • good5 MX record(s) found. Mail is handled by Google Workspace.
  • goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.

Homepage metadata

TitleNielsen | Audience Is Everything®
DescriptionA global leader in media measurement, analytics and insights, Nielsen shapes the future of media with accurate measurement of what people listen to and watch worldwide.
Languageen-US
Canonicalhttps://www.nielsen.com/
Structured dataWebPage, ImageObject, BreadcrumbList, WebSite, Organization, VideoObject
IndexableYes
Word count791

About nielsen.com

Who is the registrar of nielsen.com?

nielsen.com is registered with MarkMonitor Inc. (IANA ID 292).

When does nielsen.com expire?

The current registration of nielsen.com expires on May 9, 2027. It was first registered on May 8, 1991.

What technology does nielsen.com use?

We detected 20 technologies on nielsen.com, including AB Tasty, Parse.ly, cdnjs, jsDelivr, WordPress, OneTrust.

Does nielsen.com protect its email with SPF and DMARC?

nielsen.com scores 74/100 (grade C) for email security. An MTA-STS DNS record exists but the policy file at https://mta-sts.nielsen.com/.well-known/mta-sts.txt could not be loaded or is invalid. SPF has no 'all' rule, so mail from unlisted servers gets a neutral result. End it with ~all or -all.

What are the name servers of nielsen.com?

nielsen.com uses pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns5.ultradns.info, pdns6.ultradns.co.uk.