Community IX - Atlanta - CIX-ATL

United States of America

City: Atlanta
Website: http://www.communityix.org

About this IXP

Data last updated February 2026

Capacity at this IXP

13,870 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 Community IX - Atlanta - CIX-ATL as shown in PeeringDB in February 2026

Members of this IXP

104

ASNs (autonomous system numbers) are listed in PeeringDB

In the last 12 months

ASNs left2
New ASNs joined24

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

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.

United States of America: 90
Canada: 2
Netherlands: 2
France: 2
Singapore: 2

View all countries of registration

Romania: 1
Lithuania: 1
China: 1
United Kingdom: 1
Australia: 1
Luxembourg: 1

Types of network at this IXP

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

NSP: 31
Cable/DSL/ISP: 30
Content: 29
Educational/Research: 4
Network Services: 4

View all network types

Enterprise: 3
Unknown: 2
Route Server: 1

Members peering at the route server

92 / 104

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

88 / 104

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 Community IX - Atlanta - CIX-ATL

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
365 Data Centers (BroadbandONE) Autonomous system (AS) number: 19151 Type of AS: NSP Peering policy: Selective 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: 20	19151	Selective	Yes
Accelecom-31877 Autonomous system (AS) number: 31877 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: United States of America Total peering locations for this AS: 2	31877	Unknown	No
ACE CDN Autonomous system (AS) number: 139341 Type of AS: Content Peering policy: Open Port speed: 100 Gbps Does this member peer at the route server?: Yes Country of registration: Singapore Total peering locations for this AS: 111	139341	Open	Yes
Adaptive Data Networks Autonomous system (AS) number: 23367 Type of AS: NSP 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: 8	23367	Open	Yes
Akamai Technologies Autonomous system (AS) number: 20940 Type of AS: Content Peering policy: Open Port speed: 1,100 Gbps Does this member peer at the route server?: Yes Country of registration: Netherlands Total peering locations for this AS: 235	20940	Open	Yes
Alabama Fiber Network Autonomous system (AS) number: 40463 Type of AS: NSP Peering policy: Selective 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: 1	40463	Selective	Yes
Alibaba Autonomous system (AS) number: 45102 Type of AS: Content Peering policy: Open Port speed: 100 Gbps Does this member peer at the route server?: Yes Country of registration: China Total peering locations for this AS: 44	45102	Open	Yes
AlphaCore Autonomous system (AS) number: 393446 Type of AS: NSP 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: 1	393446	Open	Yes
Amazon.com Autonomous system (AS) number: 16509 Type of AS: Enterprise Peering policy: Selective Port speed: 800 Gbps Does this member peer at the route server?: No Country of registration: United States of America Total peering locations for this AS: 153	16509	Selective	Yes
Automattic Autonomous system (AS) number: 2635 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: 50	2635	Unknown	Yes
Belzoni Cable Autonomous system (AS) number: 33218 Type of AS: Cable/DSL/ISP 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: 3	33218	Open	Yes
Ben Lomand Connect Autonomous system (AS) number: 21766 Type of AS: Cable/DSL/ISP Peering policy: Unknown 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: 1	21766	Unknown	Yes
Blizzard Entertainment Autonomous system (AS) number: 57976 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: 65	57976	Unknown	Yes
Broadcast Networks Autonomous system (AS) number: 17077 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: United States of America Total peering locations for this AS: 3	17077	Unknown	No
BULLOCH Autonomous system (AS) number: 21713 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: United States of America Total peering locations for this AS: 1	21713	Selective	Yes
ByteDance Autonomous system (AS) number: 396986 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: 93	396986	Selective	Yes
CableSouth Media III Autonomous system (AS) number: 54804 Type of AS: Cable/DSL/ISP 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: 2	54804	Open	Yes
CacheFly Autonomous system (AS) number: 30081 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: 40	30081	Open	Yes
Central Virginia Services Autonomous system (AS) number: 397005 Type of AS: NSP 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: 4	397005	Open	No
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: 348	13335	Open	Yes
Clouvider Autonomous system (AS) number: 62240 Type of AS: Content 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: 15	62240	Open	Yes
Community IX Holdings Autonomous system (AS) number: 63221 Type of AS: Route Server 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: 3	63221	Open	Yes
Comporium, Inc. Autonomous system (AS) number: 14615 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: United States of America Total peering locations for this AS: 2	14615	Unknown	No
Conexon Connect Autonomous system (AS) number: 399898 Type of AS: Cable/DSL/ISP Peering policy: Open Port speed: 800 Gbps Does this member peer at the route server?: Yes Country of registration: United States of America Total peering locations for this AS: 2	399898	Open	Yes
CoreSite Autonomous system (AS) number: 2734 Type of AS: NSP 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: 13	2734	Open	Yes
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