Skip to main content
Autonomous System

AS40801

Lewis University

Announced IPs
4,352
CIDR prefixes
2
ASN
AS40801

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.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
209.65.80.0/20 4.1K
50.5%
Lewis University US Illinois Plainfield
50.222.110.0/24 256
98.8%
Lewis University US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS40801 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
50.222.110.0/24 6,546 2026-07-27 04:12:22
209.65.80.0/20 4,200 2026-07-27 02:31:50

Frequently Asked Questions

What is AS40801?

AS40801 is an Autonomous System Number assigned to Lewis University. 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 AS40801 announce?

AS40801 announces 4.4K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS40801?

AS40801 is operated by Lewis University. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS40801 registered in?

AS40801 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: 2026-07-27 04:25:31 UTC
Share