Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS19606

Announcement observedARIN

NLSNMEDIA - THE NIELSEN COMPANY (US), LLC · NLSNMEDIA

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active9/30/2026, 23:22:36Snapshot expired

View network topology RDAP registration

ASN: AS19606
Registration country: United States
Name: NLSNMEDIA - THE NIELSEN COMPANY (US), LLC
Abbreviation: NLSNMEDIA
Registration date: 3/29/2021, 18:04:10
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
162.33.64.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
206.113.192.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
206.113.193.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
208.64.96.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
208.64.99.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
209.242.88.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
209.242.89.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
209.242.90.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid
209.242.91.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/16/2026, 08:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: NLSNMEDIA - THE NIELSEN COMPANY (US), LLC
RIR: ARIN
Registration country: United States
Registration date: 3/29/2021, 18:04:10
Abuse contact: thomas.insel@nielsen.com

Snapshot trend

9/30/2026, 23:22:369 v40 v64 Upstream · 0 Uncertain

9/30/2026, 23:09:410 v40 v60 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap