JPNAP Tokyo

Japan

City
Tokyo
Website
https://www.jpnap.net/en/

About this IXP

Data last updated February 2026

Capacity at this IXP

26,574 Gbps

Cumulative port speeds of all IXP members. This shows the potential maximum traffic that can be exchanged at this IXP at one time.

Membership and capacity

The size and strength of an IXP is determined by a combination of how many members it has, and the total capacity. Larger networks tend to bring more capacity, which can benefit all members.

Data for JPNAP Tokyo as shown in PeeringDB in February 2026

Members of this IXP

246

ASNs (autonomous system numbers) are listed in PeeringDB

In the last 12 months

  • ASNs left13
  • New ASNs joined13

Participates in the MANRS IXP program

Yes

IXPs that join this voluntary program apply a framework of enhanced routing security in peering. It signals an extra commitment to responsible Internet stewardship.

Source: MANRS

RIPE Atlas anchor

No

Organizations that run IXPs can host anchors to measure Internet connectivity and traffic. An anchor is a large capacity probe often used by IXPs.

Source: RIPEStat

Member information

Last sync from PeeringDB: February 2026

View this IXP on PeeringDB

Countries of registration

A summary of member registrations by country. An IXP with a mixture of international and near-neighbor members can indicate that an IXP is influential, or acts as a hub within its region or sub-region.

  • Japan: 143
  • United States of America: 41
  • Hong Kong: 15
  • Netherlands: 6
  • United Kingdom: 6
View all countries of registration
  • China: 3
  • Russia: 3
  • Singapore: 3
  • South Korea: 3
  • Philippines: 3
  • Vietnam: 2
  • Indonesia: 2
  • Malaysia: 2
  • Taiwan: 2
  • Sri Lanka: 1
  • Lithuania: 1
  • Australia: 1
  • Czechia: 1
  • Switzerland: 1
  • Belgium: 1
  • Seychelles: 1
  • Sweden: 1
  • Bangladesh: 1
  • United Arab Emirates: 1
  • Israel: 1
  • Guam: 1

Types of network at this IXP

The mix of members is an indication of a strength or focus of an IXP.

  • Cable/DSL/ISP: 87
  • NSP: 74
  • Content: 53
  • Unknown: 11
  • Educational/Research: 7
View all network types
  • Enterprise: 6
  • Non-Profit: 5
  • Network Services: 2
  • Route Collector: 1

Members peering at the route server

184 / 246

The route server is a central hub that makes it easier for all networks to peer without having to create individual agreements with other members.

Members using RPKI

200 / 246

members at this IXP use Resource Public Key Infrastructure (RPKI), a security measure that helps ensure traffic is routed correctly. A member is counted as using RPKI if they have at least one valid ROA.

Peering policies of IXP members

Members of an IXP can choose how they peer with others. The Internet Society encourages open policies where possible.

Member list for JPNAP Tokyo

This list uses the data available in PeeringDB, which is based on self-reported data, and was last updated in Pulse February 2026

Name AS Number Peering policy RPKI Enabled
UCloud Information Technology (HK) Limited
  • Autonomous system (AS) number: 135377
  • Type of AS:
  • Peering policy: Open
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 3
 135377 Open Yes
UCVNET(Ueda Cable Vision Corporation.)
  • Autonomous system (AS) number: 23627
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 3
 23627 Unknown No
UNIADEX, Ltd.
  • Autonomous system (AS) number: 4675
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 2
 4675 Unknown Yes
University of Nagasaki
  • Autonomous system (AS) number: 146979
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 7
 146979 Unknown Yes
Utsunomiya Cable TV Corporation
  • Autonomous system (AS) number: 18274
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Open
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 3
 18274 Open Yes
Valve Corporation
  • Autonomous system (AS) number: 32590
  • Type of AS: Content
  • Peering policy: Open
  • Port speed: 400 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 74
 32590 Open Yes
VECLOUD LIMITED
  • Autonomous system (AS) number: 132139
  • Type of AS: Network Services
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 1
 132139 Unknown Yes
VimpelCom
  • Autonomous system (AS) number: 3216
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Russia
  • Total peering locations for this AS: 13
 3216 Unknown Yes
VNPT
  • Autonomous system (AS) number: 45899
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Open
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Vietnam
  • Total peering locations for this AS: 13
 45899 Open Yes
Web3 Technologies Inc
  • Autonomous system (AS) number: 62902
  • Type of AS: NSP
  • Peering policy: Selective
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 11
 62902 Selective Yes
WebEx Communications
  • Autonomous system (AS) number: 13445
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 20
 13445 Unknown Yes
WINTECH Communications
  • Autonomous system (AS) number: 17683
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 3
 17683 Unknown Yes
Woven by Toyota, Inc.
  • Autonomous system (AS) number: 146974
  • Type of AS:
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 2
 146974 Unknown Yes
X86 Network
  • Autonomous system (AS) number: 133936
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Malaysia
  • Total peering locations for this AS: 2
 133936 Unknown Yes
xTom Tokyo
  • Autonomous system (AS) number: 3258
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Selective
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 3
 3258 Selective Yes
Yahoo!
  • Autonomous system (AS) number: 10310
  • Type of AS: Content
  • Peering policy: Selective
  • Port speed: 40 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 90
 10310 Selective Yes
Yahoo Japan
  • Autonomous system (AS) number: 23816
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 3
 23816 Unknown Yes
Zayo
  • Autonomous system (AS) number: 6461
  • Type of AS: NSP
  • Peering policy: Restrictive
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: United States of America
  • Total peering locations for this AS: 44
 6461 Restrictive Yes
Zenlayer Inc
  • Autonomous system (AS) number: 21859
  • Type of AS: Content
  • Peering policy: Selective
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 83
 21859 Selective Yes
Zoom Communications, Inc.
  • Autonomous system (AS) number: 30103
  • Type of AS: NSP
  • Peering policy: Restrictive
  • Port speed: 400 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 21
 30103 Restrictive Yes
ZTV
  • Autonomous system (AS) number: 9351
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Japan
  • Total peering locations for this AS: 7
 9351 Unknown Yes