AS205548 — Zouter ZOUTER LIMITED

AS205548 announces 22 IPv4 prefixes covering 7,168 addresses and 2 IPv6 prefixes.

About this network

The AS handle ZOUTER is held by Zouter Limited.

What it's used for

• The address space carries infrastructure for a VPN and connectivity service, evidenced by reverse DNS entries pointing to Host-by.zouter.io and netnames such as ZOUTER-TOKYO and ZOUTER-SINGAPORE.
• The AS announces 7168 IPv4 addresses across 22 prefixes and 5 IPv6 prefixes, with 11 observed neighbours, indicating a role focused on providing connectivity services rather than large-scale residential access.
• Traffic from this AS consists of web/API endpoints and VPN media/signalling for Zouter's global service, supporting its business as a cable/DSL/ISP provider.

Notable

• Registrants largely align with the announcer, with most prefixes registered to ZOUTER LIMITED or ZOUTER NOC, though some blocks are registered to third parties like Beijing WuYuYunLian Network Technology Co., Ltd. and NEWRUI LIMITED.
• The address inventory is finely subdivided into numerous /24s and /23s, reflecting a corporate estate segmented by geographic location and service type.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 14.137.230.0/24
• 66.92.50.0/24
• 78.31.249.0/24
• 85.149.218.0/24
• 85.149.220.0/24
• 103.19.50.0/23
• 103.97.200.0/23
• 140.150.236.0/24
• 143.14.189.0/24
• 143.20.156.0/24
• 145.79.143.0/24
• 151.243.229.0/24
• 155.117.82.0/24
• 155.117.224.0/24
• 162.141.117.0/24
• 167.148.203.0/24
• 168.222.0.0/24
• 193.168.200.0/24
• 216.23.81.0/24
• 216.23.82.0/23
• 216.23.104.0/24
• 216.23.120.0/22
• 2a0e:97c0:3f0::/46
• 2a0e:97c0:3f4::/46

Upstream networks

• AS49304 SAKURA LINK LIMITED
• AS137409 GSL Networks Pty LTD
• AS26042 FiberState, LLC
• AS203446 SMARTNET Germany GmbH
• AS216211 CYBERVERSE LLC
• AS40792 CYBERVERSE
• AS24482 SG.GS
• AS20485 Joint Stock Company TransTeleCom
• AS17639 Converge ICT Solutions Inc.

Downstream networks

• AS63286 Hop179 OU

Adjacent networks

• AS49304 SAKURA LINK LIMITED
• AS137409 GSL Networks Pty LTD
• AS26042 FiberState, LLC
• AS203446 SMARTNET Germany GmbH
• AS216211 CYBERVERSE LLC
• AS63286 Hop179 OU
• AS40792 CYBERVERSE
• AS24482 SG.GS
• AS20485 Joint Stock Company TransTeleCom
• AS17639 Converge ICT Solutions Inc.

Routing security

• RPKI: 33 valid, 0 invalid and 0 not-found announcements; 28 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 56 route objects.
• Listed in as-sets: AS-ALEX0220, AS-BBIX-T, AS-BBIX-T-V6, AS-BOREAL, AS-CYBERVERSE-AUTO, AS-FIBERSTATE, AS-FIBERSTATEV6, AS-HURRICANE, AS-HURRICANEV6, AS-HYTRON, AS-HYTRON, AS-IIJ, AS-IIJ6, AS-STEFAN, AS-STEFAN, AS-STEFAN, AS-VM-JE-CUS, AS137409:AS-MERCURY, AS154562:AS-CYBERVERSE-AUTO, AS17433:AS-HYTRON, AS17433:AS-HYTRON, AS199310:AS-DOWNSTREAM, AS202662:AS-HYTRON, AS205548:AS-ZOUTER, AS215362:AS-DOWNSTREAM.

Internet exchanges

• Equinix Internet Exchange Tokyo — Tokyo, Japan