NIELSEN & CO AS

Nielsen International SA
Data as of 2026-10-11
GLEIF verified
LEI
549300AWGHTB3BHGQC30
Registered name
NIELSEN & CO AS
Jurisdiction
NO
Ultimate parent
No parent on file in GLEIF
This organisation
Netblocks9 · 1,696 IPv4 addresses
Registered in Switzerland (2) · Germany (2) · Finland (1) · Hong Kong (1) · Poland (1) · Russia (1)
Also registered under this name 87 netblocks across 24 separate records
Record ID247363353
RegistryAPNIC
Owner jurisdictionNO
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300AWGHTB3BHGQC30
Shared handles clustered on 20 shared RIR contact/maintainer handles
Registry names 6 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
185.237.192.0/22 Nielsen International SA BGP ANNOUNCED ● high
206.197.65.0/24 Nielsen Corporation, Inc. ARIN DIRECT ALLOCATION ● high
77.252.67.64/28 NIELSEN RIPE ASSIGNED PA ● low
81.1.211.128/26 NIELSEN-NET RIPE ASSIGNED PA ● low
103.23.193.32/27 NIELSEN APNIC ASSIGNED NON-PORTABLE ● low
194.252.140.120/29 NIELSEN-NET RIPE ASSIGNED PA ● low
212.12.55.32/27 NIELSEN-NET RIPE ASSIGNED PA ● low
213.144.110.136/29 NIELSEN-NET RIPE ASSIGNED PA ● low
213.238.58.0/24 NIELSEN-NET RIPE ASSIGNED PA ● low

Footprint over time

16 weekly snapshots · JSON
10 +1 netblocks since 2026-07-05
2026-07-05 peak 10 2026-10-11

Network trust

what's this?
RPKI hygiene: C how networks compare →
60.0% of checked blocks have valid RPKI ROA coverage (6 of 10)
Possible discrepancies (1)

These blocks are registered to Nielsen International SA but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

213.238.58.0/24 /24 authorized for AS13135 — Wieske's Crew GmbH

NIC Handles

AC1867-AP AS212310 CREW-MNT DATANET-NOC DUMY-RIPE DUMY-RIPE JN216-ARIN JN216-ARIN JN216-ARIN MAINT-EU-CW NETIA-MNT NIELSE +8 more