Peering.cz eXchange

Czechia

City: Prague, Bratislava, Vienna, Frankfurt
Website: http://www.peering.cz

About this IXP

Data last updated May 2026

Capacity at this IXP

20,400 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 Peering.cz eXchange as shown in PeeringDB in May 2026

Members of this IXP

185

ASNs (autonomous system numbers) are listed in PeeringDB

In the last 12 months

ASNs left8
New ASNs joined13

Participates in the MANRS IXP program

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

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: May 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.

Czechia: 71
Slovakia: 21
United States of America: 19
Germany: 16
Austria: 15

View all countries of registration

Poland: 8
Netherlands: 6
United Kingdom: 5
Ukraine: 3
Romania: 3
Bulgaria: 2
Canada: 2
Slovenia: 2
Türkiye: 2
France: 2
Jordan: 1
Burkina Faso: 1
Denmark: 1
Hungary: 1
United Arab Emirates: 1
Lithuania: 1
Russia: 1
Singapore: 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: 77
NSP: 53
Content: 30
Unknown: 10
Network Services: 7

View all network types

Non-Profit: 5
Educational/Research: 2
Route Server: 1

Members peering at the route server

161 / 185

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

164 / 185

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 Peering.cz eXchange

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

Name	AS Number	Peering policy	RPKI Enabled
1&1 Versatel Deutschland Autonomous system (AS) number: 8881 Type of AS: Cable/DSL/ISP Peering policy: Unknown Port speed: 400 Gbps Does this member peer at the route server?: Yes Country of registration: Germany Total peering locations for this AS: 9	8881	Unknown	Yes
A1 Telekom Austria AG Autonomous system (AS) number: 8447 Type of AS: Cable/DSL/ISP Peering policy: Selective Port speed: 200 Gbps Does this member peer at the route server?: Yes Country of registration: Austria Total peering locations for this AS: 5	8447	Selective	Yes
ANTIK Telecom Autonomous system (AS) number: 42841 Type of AS: Cable/DSL/ISP Peering policy: Unknown Port speed: 140 Gbps Does this member peer at the route server?: Yes Country of registration: Slovakia Total peering locations for this AS: 7	42841	Unknown	Yes
Akamai Technologies Autonomous system (AS) number: 20940 Type of AS: Content Peering policy: Open Port speed: 500 Gbps Does this member peer at the route server?: Yes Country of registration: Netherlands Total peering locations for this AS: 244	20940	Open	Yes
Alf servis Autonomous system (AS) number: 52092 Type of AS: Cable/DSL/ISP Peering policy: Open Port speed: 200 Gbps Does this member peer at the route server?: Yes Country of registration: Czechia Total peering locations for this AS: 2	52092	Open	Yes
Allegro.pl Autonomous system (AS) number: 42656 Type of AS: Content Peering policy: Unknown Port speed: 100 Gbps Does this member peer at the route server?: Yes Country of registration: Poland Total peering locations for this AS: 6	42656	Unknown	Yes
AmigoNet Autonomous system (AS) number: 59970 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: Czechia Total peering locations for this AS: 2	59970	Unknown	Yes
AnschlussWerk Autonomous system (AS) number: 31317 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: Germany Total peering locations for this AS: 6	31317	Selective	Yes
Apple Inc. Autonomous system (AS) number: 714 Type of AS: Content Peering policy: Selective Port speed: 200 Gbps Does this member peer at the route server?: No Country of registration: United States of America Total peering locations for this AS: 79	714	Selective	No
Aristo Networks Autonomous system (AS) number: 216265 Type of AS: NSP Peering policy: Open Port speed: 100 Gbps Does this member peer at the route server?: Yes Country of registration: United Kingdom Total peering locations for this AS: 12	216265	Open	Yes
Beyond.pl Autonomous system (AS) number: 31229 Type of AS: Content 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: 10	31229	Open	Yes
Bite Lietuva Autonomous system (AS) number: 13194 Type of AS: NSP Peering policy: Selective Port speed: 100 Gbps Does this member peer at the route server?: Yes Country of registration: Lithuania Total peering locations for this AS: 16	13194	Selective	Yes
Blizzard Entertainment Autonomous system (AS) number: 57976 Type of AS: Content Peering policy: Open 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: 64	57976	Open	Yes
CC INTERNET Autonomous system (AS) number: 202921 Type of AS: Cable/DSL/ISP Peering policy: Unknown Port speed: 160 Gbps Does this member peer at the route server?: Yes Country of registration: Czechia Total peering locations for this AS: 1	202921	Unknown	Yes
CDN77 Autonomous system (AS) number: 60068 Type of AS: Content Peering policy: Open Port speed: 1,000 Gbps Does this member peer at the route server?: Yes Country of registration: United Kingdom Total peering locations for this AS: 57	60068	Open	Yes
CIRA-CLOUD1 Autonomous system (AS) number: 55195 Type of AS: Network Services Peering policy: Open Port speed: 10 Gbps Does this member peer at the route server?: Yes Country of registration: Canada Total peering locations for this AS: 19	55195	Open	Yes
Cloudflare Autonomous system (AS) number: 13335 Type of AS: Content Peering policy: Open 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: 350	13335	Open	Yes
Clouvider Autonomous system (AS) number: 62240 Type of AS: Content Peering policy: Open Port speed: 200 Gbps Does this member peer at the route server?: Yes Country of registration: United Kingdom Total peering locations for this AS: 14	62240	Open	Yes
CoSYS DATA GmbH Autonomous system (AS) number: 50782 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: Austria Total peering locations for this AS: 2	50782	Open	Yes
ColocationIX Autonomous system (AS) number: 61955 Type of AS: NSP Peering policy: Selective Port speed: 10 Gbps Does this member peer at the route server?: No Country of registration: Germany Total peering locations for this AS: 16	61955	Selective	Yes
Connect plus Autonomous system (AS) number: 48602 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: Czechia Total peering locations for this AS: 2	48602	Open	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: 29	33891	Selective	No
Core4Net Autonomous system (AS) number: 197307 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: Czechia Total peering locations for this AS: 1	197307	Open	Yes
DELTA ONLINE Autonomous system (AS) number: 34820 Type of AS: Cable/DSL/ISP Peering policy: Open Port speed: 40 Gbps Does this member peer at the route server?: Yes Country of registration: Slovakia Total peering locations for this AS: 5	34820	Open	Yes
DPT Autonomous system (AS) number: 210139 Type of AS: Cable/DSL/ISP Peering policy: Unknown Port speed: 400 Gbps Does this member peer at the route server?: Yes Country of registration: Czechia Total peering locations for this AS: 1	210139	Unknown	Yes
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