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WorldIP.io
Autonomous System

AS16477

Nielsen Consumer LLC

Announced IPs
8,448
CIDR prefixes
17
ASN
AS16477

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
138.108.96.0/21 2.0K
0.8%
Nielsen Consumer LLC US — —
138.108.104.0/22 1.0K
0.0%
Nielsen Consumer LLC US — —
138.108.140.0/22 1.0K
0.1%
Nielsen Consumer LLC US — —
138.108.80.0/23 512
0.0%
Nielsen Consumer LLC US — —
138.108.96.0/23 512
2.1%
Nielsen Consumer LLC GB — —
138.108.100.0/23 512
0.0%
Nielsen Consumer LLC US — —
138.108.136.0/23 512
0.0%
Nielsen Consumer LLC US — —
138.108.140.0/23 512
0.2%
Nielsen Consumer LLC HK — —
138.108.142.0/23 512
0.0%
Nielsen Consumer LLC US — —
138.108.154.0/23 512
0.0%
Nielsen Consumer LLC US — —
138.108.3.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.32.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.36.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.82.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.98.0/24 256
2.3%
Nielsen Consumer LLC GB — —
138.108.99.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.102.0/24 256
0.0%
Nielsen Consumer LLC GB — —
138.108.103.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.104.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.105.0/24 256
0.0%
Nielsen Consumer LLC GB — —
138.108.106.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.107.0/24 256
0.0%
Nielsen Consumer LLC GB — —
138.108.115.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.137.0/24 256
0.0%
Nielsen Consumer LLC SG — —
138.108.138.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.144.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.150.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.152.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.154.0/24 256
0.0%
Nielsen Consumer LLC IN — —
138.108.157.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.162.0/24 256
0.0%
Nielsen Consumer LLC US — —
138.108.32.128/25 128
0.0%
Nielsen Consumer LLC US — —
138.108.136.128/25 128
0.0%
Nielsen Consumer LLC US — —
138.108.138.0/25 128
0.0%
Nielsen Consumer LLC MY — —
138.108.138.128/25 128
0.0%
Nielsen Consumer LLC US — —
138.108.155.128/25 128
0.0%
Nielsen Consumer LLC IN — —
138.108.157.128/25 128
0.0%
Nielsen Consumer LLC IN — —
138.108.32.64/26 64
0.0%
Nielsen Consumer LLC US — —
138.108.136.64/26 64
0.0%
Nielsen Consumer LLC MY — —
138.108.155.64/26 64
0.0%
Nielsen Consumer LLC US — —
138.108.157.64/26 64
0.0%
Nielsen Consumer LLC US — —
138.108.32.0/27 32
0.0%
Nielsen Consumer LLC MX — —
138.108.32.32/27 32
0.0%
Nielsen Consumer LLC US — —
138.108.136.32/27 32
0.0%
Nielsen Consumer LLC US — —
138.108.155.32/27 32
0.0%
Nielsen Consumer LLC US — —
138.108.157.32/27 32
0.0%
Nielsen Consumer LLC US — —
138.108.136.16/28 16
0.0%
Nielsen Consumer LLC US — —
138.108.155.0/28 16
0.0%
Nielsen Consumer LLC IN — —
138.108.155.16/28 16
0.0%
Nielsen Consumer LLC US — —
138.108.157.0/28 16
0.0%
Nielsen Consumer LLC IN — —
138.108.157.16/28 16
0.0%
Nielsen Consumer LLC US — —
138.108.136.8/29 8
0.0%
Nielsen Consumer LLC US — —
138.108.136.0/30 4
0.0%
Nielsen Consumer LLC MY — —
138.108.136.4/30 4
0.0%
Nielsen Consumer LLC US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS16477 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
138.108.32.0/24 129,491 2026-11-11 02:42:44
138.108.152.0/24 114,037 2026-11-11 02:42:41
138.108.137.0/24 104,588 2026-11-11 02:42:32
138.108.140.0/22 76,148 2026-11-11 02:42:41
138.108.136.0/24 74,106 2026-11-11 02:42:52
138.108.36.0/24 54,792 2026-11-11 02:42:41
138.108.144.0/24 46,807 2026-11-11 02:42:45
138.108.155.0/24 31,745 2026-11-11 02:42:51
138.108.154.0/24 28,623 2026-11-11 02:42:34
138.108.138.0/24 27,987 2026-11-11 02:42:52
138.108.162.0/24 27,262 2026-11-11 02:42:35
138.108.150.0/24 26,971 2026-11-11 02:42:35
138.108.82.0/24 24,977 2026-11-11 02:42:41
138.108.80.0/24 24,942 2026-11-11 02:42:41
138.108.81.0/24 24,936 2026-11-11 02:42:41
138.108.115.0/24 20,842 2026-11-11 02:42:36
138.108.141.0/24 15,241 2026-07-18 03:32:54
138.108.143.0/24 15,231 2026-07-18 03:32:54
138.108.3.0/24 13,561 2026-11-11 02:42:35
138.108.106.0/23 13,551 2026-11-11 02:42:35
138.108.96.0/21 13,545 2026-11-11 02:42:35
138.108.104.0/23 13,449 2026-11-11 02:42:35
138.108.157.0/24 13,436 2026-11-11 02:42:48
138.108.33.0/24 3,900 2026-05-29 23:29:17

Frequently Asked Questions

What is AS16477?

AS16477 is an Autonomous System Number assigned to Nielsen Consumer LLC. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS16477 announce?

AS16477 announces 8.4K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in United States.

Who operates AS16477?

AS16477 is operated by Nielsen Consumer LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS16477 registered in?

AS16477 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-11 02:54:05 UTC
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