Skip to main content
Autonomous System

AS201126

CDW Ltd

Announced IPs
4,096
CIDR prefixes
10
ASN
AS201126

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 1-5Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS201126

Present at 3 internet exchanges: LINX LON1: Main, LINX LON2, LONAP: LON0

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
157.97.128.0/22 1.0K
0.0%
CDW Ltd GB
153.92.44.0/23 512
0.0%
CDW Ltd GB
185.74.26.0/23 512
0.0%
CDW Ltd GB England Hertford
185.176.242.0/23 512
0.0%
CDW Ltd GB
91.240.17.0/24 256
0.8%
CDW Ltd GB
153.92.43.0/24 256
99.6%
CDW Ltd GB
153.92.46.0/24 256
0.0%
CDW Ltd GB
185.74.25.0/24 256
3.1%
CDW Ltd GB England Gravesend
188.116.54.0/24 256
0.0%
CDW Ltd GB
194.105.149.0/24 256
3.9%
CDW Ltd GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS201126 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
153.92.46.0/24 7,479 2026-07-28 13:58:00
91.240.17.0/24 7,405 2026-07-28 13:58:00
153.92.43.0/24 7,373 2026-07-28 13:58:00
153.92.44.0/24 7,363 2026-07-28 13:58:00
157.97.128.0/22 7,356 2026-07-28 13:58:00
153.92.45.0/24 7,355 2026-07-28 13:57:59
194.105.149.0/24 7,171 2026-07-28 13:58:00
188.116.54.0/24 7,042 2026-07-28 13:58:00
185.74.26.0/24 7,041 2026-07-28 13:58:00
185.74.27.0/24 7,021 2026-07-28 13:58:00
185.74.25.0/24 7,016 2026-07-28 13:57:59
185.176.242.0/23 6,079 2026-07-28 13:48:18

Frequently Asked Questions

What is AS201126?

AS201126 is an Autonomous System Number assigned to CDW Ltd. 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 AS201126 announce?

AS201126 announces 4.1K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS201126?

AS201126 is operated by CDW Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS201126 registered in?

AS201126 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-28 14:10:31 UTC
Share