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Autonomous System

AS42344

Subtopia Ltd

Announced IPs
6,144
CIDR prefixes
3
ASN
AS42344

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 Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open

Present at 2 internet exchanges: LINX LON1: Main, LINX LON2

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
91.142.32.0/20 4.1K
2.1%
Subtopia Ltd GB England Birmingham
185.18.144.0/22 1.0K
0.3%
Subtopia Ltd GB England Birmingham
185.107.8.0/22 1.0K
0.0%
Subtopia Ltd GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS42344 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.18.144.0/22 6,528 2026-08-01 04:38:05
91.142.32.0/20 6,521 2026-08-01 04:38:05
185.107.8.0/22 6,487 2026-08-01 04:38:05

Frequently Asked Questions

What is AS42344?

AS42344 is an Autonomous System Number assigned to Subtopia Ltd. 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 AS42344 announce?

AS42344 announces 6.1K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS42344?

AS42344 is operated by Subtopia Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS42344 registered in?

AS42344 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-01 05:10:30 UTC
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