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Autonomous System

AS57356

Highland Network Ltd

Announced IPs
19,456
CIDR prefixes
6
ASN
AS57356

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.

70/100
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
Traffic level 20-50Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record RIPE::AS-HIGHNET

Present at 3 internet exchanges: LINX LON1: Main, LINX Manchester, LINX Scotland: LINX Scotland

AS57356 — global IP footprint

Cities where AS57356 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS57356 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
31.216.0.0/21 9,299 2026-07-29 11:52:11
194.140.208.0/20 9,202 2026-07-29 10:42:42
194.140.208.0/22 9,108 2026-07-29 10:42:42
91.185.176.0/22 9,035 2026-07-29 11:52:11
86.111.160.0/21 9,018 2026-07-29 11:52:11
87.117.80.0/22 9,011 2026-07-29 11:52:11
185.20.164.0/23 8,962 2026-07-29 11:52:11
87.117.84.0/23 8,958 2026-07-29 11:52:11
194.140.220.0/23 8,847 2026-07-29 11:52:11
86.111.172.0/23 8,531 2026-07-29 11:52:11
87.117.92.0/22 8,469 2026-07-29 11:52:11
194.140.223.0/24 8,405 2026-07-29 11:52:11
194.140.214.0/24 8,397 2026-07-29 11:52:11
194.140.216.0/22 8,397 2026-07-29 11:52:11
194.140.213.0/24 8,342 2026-07-29 11:52:11
194.140.210.0/23 8,332 2026-07-29 11:52:11
194.140.215.0/24 8,322 2026-07-29 11:52:11
86.111.174.0/23 6,734 2026-07-29 11:52:11
87.117.86.0/23 6,646 2026-07-29 11:52:11
31.216.8.0/21 6,637 2026-07-29 11:52:11
86.111.168.0/22 6,633 2026-07-29 11:52:11
194.140.222.0/24 6,620 2026-07-29 11:52:11
185.20.166.0/23 6,613 2026-07-29 11:52:11
91.185.180.0/22 6,604 2026-07-29 11:52:11
87.117.88.0/22 6,600 2026-07-29 11:52:11
194.140.212.0/24 6,540 2026-07-29 11:52:11
31.216.0.0/20 4,608 2026-07-29 10:42:42
86.111.160.0/20 4,557 2026-07-29 10:42:42
185.20.164.0/22 4,528 2026-07-29 10:42:42
87.117.80.0/20 4,526 2026-07-29 10:42:42
91.185.176.0/21 4,492 2026-07-29 10:42:42
194.140.208.0/23 4,366 2026-07-29 11:52:11
194.140.212.0/22 1,665 2026-07-29 02:21:19

Frequently Asked Questions

What is AS57356?

AS57356 is an Autonomous System Number assigned to Highland Network 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 AS57356 announce?

AS57356 announces 19.5K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS57356?

AS57356 is operated by Highland Network Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS57356 registered in?

AS57356 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: 2026-07-29 11:55:31 UTC
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