4b42 Internet Exchange Point

Switzerland

City
Zurich
Website
https://www.4ixp.com

About this IXP

Data last updated February 2026

Capacity at this IXP

285 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 4b42 Internet Exchange Point as shown in PeeringDB in February 2026

Members of this IXP

288

ASNs (autonomous system numbers) are listed in PeeringDB

In the last 12 months

  • ASNs left77
  • New ASNs joined37

Participates in the MANRS IXP program

No

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.

  • Germany: 35
  • China: 25
  • United States of America: 25
  • United Kingdom: 23
  • Netherlands: 16
View all countries of registration
  • France: 15
  • Italy: 13
  • Indonesia: 10
  • Ukraine: 9
  • Switzerland: 8
  • Taiwan: 7
  • Canada: 7
  • Ireland: 6
  • Spain: 5
  • Romania: 4
  • India: 4
  • Brazil: 4
  • Hong Kong: 4
  • Poland: 4
  • Australia: 4
  • Türkiye: 4
  • Belgium: 4
  • Hungary: 3
  • Greece: 3
  • Singapore: 3
  • South Korea: 2
  • Bolivia: 2
  • Latvia: 2
  • Philippines: 2
  • Japan: 2
  • Thailand: 2
  • Denmark: 2
  • Czechia: 2
  • Austria: 2
  • Argentina: 2
  • Maldives: 2
  • Sweden: 2
  • Nepal: 1
  • Chile: 1
  • Georgia: 1
  • Egypt: 1
  • Lithuania: 1
  • Bangladesh: 1
  • Albania: 1
  • Guatemala: 1
  • Peru: 1
  • Iran: 1
  • Malaysia: 1
  • Russia: 1
  • Virgin Islands (British): 1
  • Lebanon: 1
  • Portugal: 1
  • Israel: 1
  • Bulgaria: 1
  • Iceland: 1
  • Croatia: 1

Types of network at this IXP

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

  • Educational/Research: 124
  • Unknown: 35
  • Non-Profit: 27
  • Cable/DSL/ISP: 26
  • NSP: 24
View all network types
  • Content: 22
  • Enterprise: 20
  • Network Services: 9
  • Route Server: 1

Members peering at the route server

262 / 288

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

235 / 288

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 4b42 Internet Exchange Point

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
PEER-1
  • Autonomous system (AS) number: 1031
  • Type of AS:
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: United States of America
  • Total peering locations for this AS: 26
 1031 Unknown No
Onvox
  • Autonomous system (AS) number: 1050
  • Type of AS:
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 2
 1050 Unknown Yes
Hop179
  • Autonomous system (AS) number: 11967
  • Type of AS: NSP
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 16
 11967 Open Yes
PAOCLOUD
  • Autonomous system (AS) number: 133504
  • Type of AS: Educational/Research
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Thailand
  • Total peering locations for this AS: 12
 133504 Open Yes
PRIMABANANEN
  • Autonomous system (AS) number: 133535
  • Type of AS: Enterprise
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Singapore
  • Total peering locations for this AS: 1
 133535 Unknown No
Hoshi Network
  • Autonomous system (AS) number: 134666
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 3
 134666 Unknown Yes
Alex's Anycast Network
  • Autonomous system (AS) number: 135103
  • Type of AS: Non-Profit
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Singapore
  • Total peering locations for this AS: 9
 135103 Open Yes
Anindisa Komputindo Pratama
  • Autonomous system (AS) number: 136105
  • Type of AS: Network Services
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Indonesia
  • Total peering locations for this AS: 4
 136105 Unknown Yes
Royfel
  • Autonomous system (AS) number: 138707
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: India
  • Total peering locations for this AS: 1
 138707 Unknown No
Flixtel
  • Autonomous system (AS) number: 138768
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: India
  • Total peering locations for this AS: 2
 138768 Unknown No
Pemerintah Kabupaten Banjar
  • Autonomous system (AS) number: 138816
  • Type of AS: Non-Profit
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Indonesia
  • Total peering locations for this AS: 2
 138816 Unknown Yes
Saranaindo
  • Autonomous system (AS) number: 138876
  • Type of AS: Enterprise
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Indonesia
  • Total peering locations for this AS: 5
 138876 Unknown Yes
Shirakami Fubuki Network
  • Autonomous system (AS) number: 138919
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 1
 138919 Unknown No
Fantasy Sky Internet eXchange
  • Autonomous system (AS) number: 139073
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: China
  • Total peering locations for this AS: 5
 139073 Unknown Yes
GTDev Network
  • Autonomous system (AS) number: 139589
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: China
  • Total peering locations for this AS: 7
 139589 Unknown Yes
Sumber Teknologi Sejahtera
  • Autonomous system (AS) number: 139947
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Indonesia
  • Total peering locations for this AS: 3
 139947 Unknown No
Nusantara Teknologi Semesta
  • Autonomous system (AS) number: 140442
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: No
  • Country of registration: Indonesia
  • Total peering locations for this AS: 4
 140442 Unknown Yes
VestLine Network Taiwan
  • Autonomous system (AS) number: 140682
  • Type of AS: Network Services
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: China
  • Total peering locations for this AS: 7
 140682 Open Yes
Ekwinox Network Project
  • Autonomous system (AS) number: 141221
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 3
 141221 Unknown Yes
Satu Sistem Integrasi
  • Autonomous system (AS) number: 141634
  • Type of AS: Enterprise
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Indonesia
  • Total peering locations for this AS: 5
 141634 Unknown Yes
Baoshuo Network
  • Autonomous system (AS) number: 141776
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: China
  • Total peering locations for this AS: 11
 141776 Unknown Yes
Mactel
  • Autonomous system (AS) number: 142381
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Indonesia
  • Total peering locations for this AS: 1
 142381 Unknown Yes
Sndc Communication
  • Autonomous system (AS) number: 142419
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: Netherlands
  • Total peering locations for this AS: 4
 142419 Unknown No
Air's Project Private Network
  • Autonomous system (AS) number: 142553
  • Type of AS: Non-Profit
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: China
  • Total peering locations for this AS: 18
 142553 Unknown Yes
Infinitron Global Communications
  • Autonomous system (AS) number: 14447
  • Type of AS: Content
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 9
 14447 Open No