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
Valor Node
  • Autonomous system (AS) number: 216360
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Open
  • 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: 3
 216360 Open No
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
MaiyunZhang
  • Autonomous system (AS) number: 211585
  • Type of AS: Educational/Research
  • Peering policy: Open
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 2
 211585 Open No
Puls Tech
  • Autonomous system (AS) number: 204676
  • Type of AS: Network Services
  • Peering policy: Selective
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Germany
  • Total peering locations for this AS: 8
 204676 Selective Yes
Level 86
  • Autonomous system (AS) number: 212483
  • Type of AS: Enterprise
  • Peering policy: Open
  • Speed: Unknown
  • Does this member peer at the route server?: Yes
  • Country of registration: United Kingdom
  • Total peering locations for this AS: 17
 212483 Open Yes
Riccardo Zanol
  • Autonomous system (AS) number: 209460
  • Type of AS:
  • Peering policy: Unknown
  • Speed: Unknown
  • Does this member peer at the route server?: No
  • Country of registration: Italy
  • Total peering locations for this AS: 1
 209460 Unknown Yes
Fabrizzio Jose Petrucci
  • Autonomous system (AS) number: 203528
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Italy
  • Total peering locations for this AS: 3
 203528 Unknown Yes
Beliy Most
  • Autonomous system (AS) number: 44406
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Russia
  • Total peering locations for this AS: 1
 44406 Unknown Yes
Paul-Henri Zimmerlin
  • Autonomous system (AS) number: 206569
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: France
  • Total peering locations for this AS: 1
 206569 Unknown Yes
Muilties Network
  • Autonomous system (AS) number: 205329
  • Type of AS: Educational/Research
  • Peering policy: Open
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Taiwan
  • Total peering locations for this AS: 17
 205329 Open Yes
Securebit AG
  • Autonomous system (AS) number: 58057
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Switzerland
  • Total peering locations for this AS: 16
 58057 Unknown Yes
DDPO
  • Autonomous system (AS) number: 210103
  • Type of AS: Non-Profit
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Belgium
  • Total peering locations for this AS: 3
 210103 Unknown Yes
FSIT AG
  • Autonomous system (AS) number: 59891
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Switzerland
  • Total peering locations for this AS: 8
 59891 Unknown Yes
Fish Network
  • Autonomous system (AS) number: 209218
  • 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: 3
 209218 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
Pankerl-Media
  • Autonomous system (AS) number: 34924
  • Type of AS:
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Germany
  • Total peering locations for this AS: 5
 34924 Unknown Yes
Securebit [Europe]
  • Autonomous system (AS) number: 34800
  • Type of AS:
  • Peering policy: Unknown
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Switzerland
  • Total peering locations for this AS: 9
 34800 Unknown Yes
Robert van der Meulen
  • Autonomous system (AS) number: 57048
  • Type of AS: Non-Profit
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Netherlands
  • Total peering locations for this AS: 3
 57048 Unknown Yes
10VPN Research Network
  • Autonomous system (AS) number: 49134
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United Kingdom
  • Total peering locations for this AS: 18
 49134 Unknown Yes
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
NITAET
  • Autonomous system (AS) number: 57883
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Ukraine
  • Total peering locations for this AS: 13
 57883 Unknown Yes
Jixian Zeng
  • Autonomous system (AS) number: 209645
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 0.1 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: China
  • Total peering locations for this AS: 1
 209645 Unknown Yes
Delight Fiber
  • Autonomous system (AS) number: 59813
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United Kingdom
  • Total peering locations for this AS: 7
 59813 Unknown Yes
Strategic Explorations
  • Autonomous system (AS) number: 207268
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United Kingdom
  • Total peering locations for this AS: 16
 207268 Unknown Yes
FABNET
  • Autonomous system (AS) number: 209209
  • Type of AS: Educational/Research
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Italy
  • Total peering locations for this AS: 2
 209209 Unknown Yes