iP or domain name lookup

[Querying whois.verisign-grs.com]

[whois.verisign-grs.com]

Domain Name: NIELSEN.COM

Registry Domain ID: 1580541_DOMAIN_COM-VRSN

Registrar WHOIS Server: whois.markmonitor.com

Registrar URL: http://www.markmonitor.com

Updated Date: 2025-04-07T09:05:39Z

Creation Date: 1991-05-08T04:00:00Z

Registry Expiry Date: 2026-05-09T04:00:00Z

Registrar: MarkMonitor Inc.

Registrar IANA ID: 292

Registrar Abuse Contact Email: abusecomplaints@markmonitor.com

Registrar Abuse Contact Phone: +1.2086851750

Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited

Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited

Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited

Name Server: UDNS1.ULTRADNS.NET

Name Server: UDNS2.ULTRADNS.NET

DNSSEC: unsigned

URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/

>>> Last update of whois database: 2025-12-27T16:08:13Z <<<