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Autonomous System

AS58543

Guangdong

Announced IPs
33,792
CIDR prefixes
3
ASN
AS58543

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
121.201.0.0/17 32.8K
0.0%
Guangdong CN
103.186.108.0/23 512
0.0%
Guangdong CN
103.212.48.0/23 512
0.0%
Guangdong CN
103.212.50.0/24 256
0.0%
CN
120.31.144.0/24 256
0.0%
CN

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS58543 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
121.201.0.0/18 19,582 2026-07-20 07:45:18
121.201.64.0/18 19,453 2026-07-20 07:45:18
103.186.109.0/24 16,872 2026-07-20 07:45:18
103.212.48.0/24 16,714 2026-07-20 07:45:18
103.212.49.0/24 16,689 2026-07-20 07:45:18
103.186.108.0/24 16,281 2026-07-20 07:45:18
103.212.50.0/24 4,953 2026-07-20 07:45:18
120.31.144.0/24 378 2026-07-19 22:03:03

Frequently Asked Questions

What is AS58543?

AS58543 is an Autonomous System Number assigned to Guangdong. 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 AS58543 announce?

AS58543 announces 33.8K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in China.

Who operates AS58543?

AS58543 is operated by Guangdong. The organization is based in China. You can view all IP ranges and related ASNs on the organization page.

What country is AS58543 registered in?

AS58543 is registered in China. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-20 08:10:34 UTC
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