AT&T

AS7018
Tier 1 Carrier/ISPTransit-Freewww.att.com/business/enterprise→

AT&T operates one of the United States' largest Tier 1 IP backbone networks, ranked #20 for AS cone globally with 2,179 direct BGP peers and 2,059 downstream networks. AS7018 represents AT&T's enterprise and wholesale IP backbone—one of the foundational networks of the modern internet. The network provides IP transit, dedicated internet, SD-WAN, and managed security services to enterprises, carriers, and government customers, with RPKI ROV validation enabled.

Overview written: 04/04/2026
Get quotes from AT&TWe review every request and send carrier responses to your email.
Routing & Connectivity
AS Cone Rank#21
Known Peers2,345
Prefixes v4625
Prefixes v615
IX Presence—
RPKI ROVdisabled
Avg Path Length2.8
Source: bgp.toolsbgp.tools verified 10/18/2026Avg path length from RouteViews (CC-BY 4.0, updated nightly)View live data on bgp.tools →
Operational Capabilities
BGP Communities
None
Flowspec
Not supported
RTBH
Supported
IPv6
Native dual-stack
Port Sizes
1G – 100G
Commit Model
Flat-rate and burstable (95th percentile)
Source: Carrier documentationCarrier-sourcedVerified 04/04/2026View BGP communities on bgp.tools →
Content Provider Reach
10 providers tracked
Google
AS15169
Direct peer
Amazon/AWS
AS16509
Direct peer
Microsoft/Azure
AS8075
Direct peer
Meta
AS32934
No direct peer
Cloudflare
AS13335
Direct peer
Source: bgp.tools adjacency dataAdjacency only — no quality assessmentVerified 10/18/2026View all peers on bgp.tools →
Routing Governance
RPKI ROA Coverage
—
RPKI Route Origin Validation
disabled
IRR Records
ARIN
DDoS Mitigation
Basic (RTBH only; no public scrubbing service documented)
RPKI: bgp.toolsIRR: IRR ExplorerVerified 04/04/2026
Facility Presence

Building-level presence for AT&T isn’t mapped on Peerfloor yet.

Need AT&T at a specific site? Ask us and we’ll check serviceability.

Verify This Data
bgp.tools
Live routing metrics, communities, RPKI
→
PeeringDB
Peering policy, facilities, NOC contacts
→
CAIDA AS Rank
Customer cone, provider/peer relationships
→
RIPEstat
Routing history, BGP updates, path analysis
→
bgp.he.net
Prefix list, peers, IX participation, IRR
→
IRR Explorer
IRR objects, RPKI comparison, origin validation
→
AT&T Website
Product pages, SLA terms, BGP community docs
→
Operator Reviews

No reviews yet. Be the first operator to review AT&T.

Reviews cover 7 dimensions: Provisioning, Performance, NOC Support, BGP Quality, Billing, Contracts, Account Management.

Community Intelligence
Operator experiences, peering dynamics, and discussion threads about AT&T— contributed by the community
→

See something wrong or outdated? Let us know →

Peerfloor carrier data is community-maintained. Corrections are verified and applied within 48 hours.

Privacy·Terms·Methodology·© 2026 Peerfloor LLC