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Autonomous System

AS543

HP Inc.

Announced IPs
9,472
CIDR prefixes
6
ASN
AS543

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.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
130.252.224.0/19 8.2K
0.2%
HP Inc. US
130.252.240.0/20 4.1K
0.2%
HP Inc. US
140.242.70.0/23 512
0.0%
HP Inc. US
141.124.50.0/23 512
0.0%
HP Inc. US
140.242.168.0/24 256
0.0%
HP Inc. US
141.124.50.0/24 256
0.0%
HP Inc. US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS543 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
141.124.50.0/24 4,769 2026-07-18 19:45:46
140.242.70.0/24 3,497 2026-07-18 19:45:40
140.242.71.0/24 3,495 2026-07-18 19:45:40
130.252.240.0/20 3,490 2026-07-18 19:45:40
140.242.168.0/24 3,402 2026-07-18 19:45:40

Frequently Asked Questions

What is AS543?

AS543 is an Autonomous System Number assigned to HP Inc.. 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 AS543 announce?

AS543 announces 9.5K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in United States.

Who operates AS543?

AS543 is operated by HP Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS543 registered in?

AS543 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: 2026-07-18 21:55:31 UTC
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