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Autonomous System

AS1003

andrewnet

Announced IPs
512
CIDR prefixes
2
ASN
AS1003

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 Educational/Research
Traffic level 1-5Gbps
Geographic scope North America
Traffic ratio Balanced
Peering policy Open
IRR record AS-ANDREWNET

Present at 4 internet exchanges: KCIX, STLIX: Main, HOUIX: Main, ONIX

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
23.143.82.0/24 256
96.9%
andrewnet US Missouri North Kansas City
45.41.37.0/24 256
98.4%
andrewnet US New Jersey South River

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS1003 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
45.41.37.0/24 50,943 2026-07-24 13:53:57
23.143.82.0/24 7,691 2026-07-24 13:59:12

Frequently Asked Questions

What is AS1003?

AS1003 is an Autonomous System Number assigned to andrewnet. 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 AS1003 announce?

AS1003 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United States.

Who operates AS1003?

AS1003 is operated by andrewnet. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS1003 registered in?

AS1003 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: 2026-07-24 14:40:31 UTC
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