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Autonomous System

AS40839

KOHLS DEPARTMENT STORES

Announced IPs
3,584
CIDR prefixes
5
ASN
AS40839

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.

53/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 1 MOAS prefix — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS40839 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
66.232.226.0/23 AS7018, AS40839 2026-10-13 16:28:54

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
66.232.232.0/21 2.0K
3.4%
KOHLS DEPARTMENT STORES US — —
66.232.226.0/23 512
0.0%
KOHLS DEPARTMENT STORES US — —
66.232.228.0/23 512
11.1%
KOHLS DEPARTMENT STORES US — —
66.232.224.0/24 256
0.4%
KOHLS DEPARTMENT STORES US — —
66.232.231.0/24 256
60.5%
KOHLS DEPARTMENT STORES US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS40839 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
66.232.229.0/24 64,561 2026-10-13 14:34:30
66.232.224.0/24 53,028 2026-10-13 14:34:30
66.232.228.0/24 23,810 2026-10-13 14:34:30
66.232.236.0/22 23,784 2026-10-13 14:34:30
66.232.227.0/24 23,737 2026-10-13 14:34:30
66.232.231.0/24 23,674 2026-10-13 14:34:30
66.232.232.0/21 20,579 2026-10-13 14:34:30
66.232.232.0/22 12,456 2026-10-13 14:34:36
66.232.226.0/24 12,453 2026-10-13 14:34:36
66.232.228.0/23 12,348 2026-10-13 14:34:36
66.232.226.0/23 4,100 2026-10-13 10:02:00

Frequently Asked Questions

What is AS40839?

AS40839 is an Autonomous System Number assigned to KOHLS DEPARTMENT STORES. 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 AS40839 announce?

AS40839 announces 3.6K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in United States.

Who operates AS40839?

AS40839 is operated by KOHLS DEPARTMENT STORES. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS40839 registered in?

AS40839 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: 2026-10-13 16:39:05 UTC
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