Neutral Internet Exchange in the Czech Republic - NIX.CZ

Czechia

City
Prague
Website
http://www.nix.cz/

About this IXP

Data last updated December 2025

Capacity at this IXP

17,843 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 Neutral Internet Exchange in the Czech Republic - NIX.CZ as shown in PeeringDB in December 2025

Members of this IXP

159

ASNs (autonomous system numbers) are listed in PeeringDB

In the last 12 months

  • ASNs left11
  • New ASNs joined3

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

Yes

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: December 2025

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.

  • Czechia: 84
  • United States of America: 21
  • Slovakia: 16
  • United Kingdom: 5
  • Poland: 5
View all countries of registration
  • Austria: 4
  • Netherlands: 4
  • France: 3
  • Germany: 3
  • Brazil: 3
  • Romania: 2
  • Luxembourg: 1
  • Bulgaria: 1
  • Ukraine: 1
  • Sweden: 1
  • Singapore: 1
  • Hong Kong: 1
  • Croatia: 1
  • Jordan: 1
  • Israel: 1

Types of network at this IXP

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

  • NSP: 51
  • Content: 39
  • Cable/DSL/ISP: 39
  • Unknown: 13
  • Non-Profit: 5
View all network types
  • Enterprise: 4
  • Network Services: 3
  • Educational/Research: 3
  • Route Collector: 1
  • Route Server: 1

Members peering at the route server

137 / 159

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

141 / 159

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 Neutral Internet Exchange in the Czech Republic - NIX.CZ

This list uses the data available in PeeringDB, which is based on self-reported data, and was last updated in Pulse December 2025

Name AS Number Peering policy RPKI Enabled
Cisco Umbrella
  • Autonomous system (AS) number: 36692
  • Type of AS: Content
  • Peering policy: Unknown
  • 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: 50
 36692 Unknown Yes
Cloud4com, a.s.
  • Autonomous system (AS) number: 47110
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 47110 Unknown Yes
Cloudflare
  • Autonomous system (AS) number: 13335
  • Type of AS: Content
  • Peering policy: Open
  • Port speed: 200 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United States of America
  • Total peering locations for this AS: 345
 13335 Open Yes
cloudinfrastack
  • Autonomous system (AS) number: 8646
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 2 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 2
 8646 Unknown Yes
CMIS
  • Autonomous system (AS) number: 204949
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 204949 Unknown Yes
Colt
  • Autonomous system (AS) number: 8220
  • Type of AS: NSP
  • Peering policy: Selective
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: United Kingdom
  • Total peering locations for this AS: 49
 8220 Selective Yes
ComSource
  • Autonomous system (AS) number: 199803
  • Type of AS: Network Services
  • Peering policy: Unknown
  • Port speed: 110 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 3
 199803 Unknown Yes
Connect plus
  • Autonomous system (AS) number: 48602
  • 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: Czechia
  • Total peering locations for this AS: 2
 48602 Unknown Yes
Coolhousing
  • Autonomous system (AS) number: 35592
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 25 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 35592 Unknown Yes
Core-Backbone
  • Autonomous system (AS) number: 33891
  • Type of AS: NSP
  • Peering policy: Selective
  • Port speed: 100 Gbps
  • Does this member peer at the route server?: No
  • Country of registration: Germany
  • Total peering locations for this AS: 28
 33891 Selective No
CTGNet
  • Autonomous system (AS) number: 23764
  • Type of AS: NSP
  • Peering policy: Selective
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Hong Kong
  • Total peering locations for this AS: 38
 23764 Selective Yes
CZ.NIC, z.s.p.o.
  • Autonomous system (AS) number: 25192
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 200 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 13
 25192 Unknown Yes
CZ.NIC, z.s.p.o. (AS200070)
  • Autonomous system (AS) number: 200070
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 7
 200070 Unknown Yes
DataSpring
  • Autonomous system (AS) number: 201730
  • Type of AS: NSP
  • Peering policy: Unknown
  • Port speed: 40 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 201730 Unknown Yes
DELTA ONLINE
  • Autonomous system (AS) number: 34820
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Slovakia
  • Total peering locations for this AS: 5
 34820 Unknown Yes
Dragon Internet a.s.
  • Autonomous system (AS) number: 15614
  • 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: Czechia
  • Total peering locations for this AS: 2
 15614 Unknown Yes
Dr. Max BDC
  • Autonomous system (AS) number: 208060
  • Type of AS: Enterprise
  • Peering policy: Unknown
  • Port speed: 40 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 208060 Unknown Yes
eHAMnet
  • Autonomous system (AS) number: 44712
  • Type of AS: Cable/DSL/ISP
  • Peering policy: Unknown
  • Port speed: 2 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 44712 Unknown Yes
Embark Studios (AS48448)
  • Autonomous system (AS) number: 48448
  • Type of AS: Content
  • Peering policy: Selective
  • Port speed: 20 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Sweden
  • Total peering locations for this AS: 3
 48448 Selective Yes
Energotel
  • Autonomous system (AS) number: 31117
  • Type of AS: NSP
  • Peering policy: Open
  • Port speed: 200 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Slovakia
  • Total peering locations for this AS: 5
 31117 Open Yes
ERON X
  • Autonomous system (AS) number: 211816
  • Type of AS: Network Services
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 2
 211816 Unknown No
EXATEL SA
  • Autonomous system (AS) number: 20804
  • Type of AS: NSP
  • Peering policy: Open
  • Port speed: 10 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Poland
  • Total peering locations for this AS: 25
 20804 Open Yes
Fastly, Inc.
  • Autonomous system (AS) number: 54113
  • Type of AS: Content
  • Peering policy: Unknown
  • 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: 139
 54113 Unknown Yes
Fiber Telecom Czechia
  • Autonomous system (AS) number: 50833
  • Type of AS: Content
  • Peering policy: Unknown
  • Port speed: 1 Gbps
  • Does this member peer at the route server?: Yes
  • Country of registration: Czechia
  • Total peering locations for this AS: 1
 50833 Unknown Yes
FIXnet s.r.o.
  • Autonomous system (AS) number: 197046
  • 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: Czechia
  • Total peering locations for this AS: 2
 197046 Unknown Yes