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AS11776

Atlantic Broadband

United States (US)

ASN Information

AS NumberAS11776
AS NameATLANTICBB-JOHNSTOWN
OrganizationATLANTICBB-JOHNSTOWN - Breezeline
Also known asAtlantic Broadband
CountryUnited States (US)
RegistryARIN
ASN TypeCable/DSL/ISP
Last Seen
Announcement Count1,944
IPv4 Prefix Count1,925
IPv6 Prefix Count19
RPKI StatusValid50 of 50 prefixes
IRR RecordsView IRR route objects
Websitehttp://www.breezeline.com ↗

AS Path to AS11776

  1. 37271—
  2. 174COGENT-174 - Cogent Communications, LLC
  3. 11776Origin

Most common path, seen 20× in route collector data, latest at a collector in Johannesburg (2026-10-25 13:38:39 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 11 peer session(s)São Paulo: 15 peer session(s)Johannesburg: 19 peer session(s)Singapore: 21 peer session(s)Amsterdam: 24 peer session(s)London: 29 peer session(s)Eugene, OR: 54 peer session(s)
High (10+ peers)Medium (3–9)Low (1–2)

Approximate route collector locations, coloured by peer sessions carrying this AS's routes.

Announced Prefixes (1,944)

View All →
PrefixFamilyRPKILast Seen
23.244.0.0/17IPv4ValidNot looked up yet
23.244.0.0/23IPv4ValidNot looked up yet
23.244.23.0/24IPv4ValidNot looked up yet
23.244.24.0/23IPv4ValidNot looked up yet
23.244.26.0/23IPv4ValidNot looked up yet
23.244.28.0/23IPv4ValidNot looked up yet
23.244.30.0/23IPv4ValidNot looked up yet
23.244.33.0/24IPv4ValidNot looked up yet

Peers (31)

View All →
ASNameRelationshipPathsLast Seen
AS1299TWELVE99 Arelion Sweden ABUpstream (inferred)505
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)274
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)61
AS49544i3Dnet i3D.net B.VUpstream (inferred)15
AS2914NTT-DATA-2914 - NTT America, Inc.Upstream (inferred)Inferred—
AS11370UW-ASN-01 - UltraWISP, LLCDownstream (inferred)Inferred—
AS16993ASN-CFI - Cumberland Farms, Inc.Downstream (inferred)Inferred—
AS18751BPL-B1 - Basketball Properties LtdDownstream (inferred)Inferred—

Neighbours seen next to AS11776 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.

Public Peering Exchange Points (3)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
Any2ChicagoChicago, US206.51.43.252001:504:13:4::25100GNo
Any2EastWashington DC, Reston, Boston, New York, Atlanta, US206.51.40.292001:504:13:1::29100GNo
PIT-IXPittsburgh, US206.71.141.162001:504:77::16100GNo

IX ports registered by AS11776 (self-reported by the network).

Interconnection Facilities (15)

FacilityCityCountry
Equinix DC1-DC15,DC21-DC22 - AshburnAshburnUnited States
CoreSite - Atlanta (AT1)AtlantaUnited States
Digital Realty ATL13 - AtlantaAtlantaUnited States
Markley Group One Summer Street BostonBostonUnited States
CoreSite - Chicago (CH2)ChicagoUnited States
Equinix CH1/CH2/CH4 - ChicagoChicagoUnited States
Expedient Cleveland - 151 NEOClevelandUnited States
Cologix COL1ColumbusUnited States
Expedient Columbus - DublinDublinUnited States
Markley Group LowellLowellUnited States
Equinix MI1 - Miami, NOTAMiamiUnited States
Equinix PH1 - PhiladelphiaPhiladelphiaUnited States
DataBank Pittsburgh (PIT1)PittsburghUnited States
Expedient Columbus - Upper ArlingtonUpper ArlingtonUnited States
CoreSite - Washington,DC (DC2)WashingtonUnited States

Data centres where AS11776 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETAS-ATLANTICBB
Member of AS-SETsSee IRR page
Peering policyOpen
Multiple locationsNot Required
Ratio requirementNo
ContractNot Required
Traffic1-5Tbps
Traffic ratioHeavy Inbound
Geographic scopeNorth America
Max prefixes (IPv4 / IPv6)2500 / 50
Unicast / IPv6 / MulticastYes / Yes / No
Looking glassNot available
Route serverNot available

Contact Information (2)

RoleNameEmailPhone
NOCNOCnoc@breezeline.com—
PolicyPeeringpeering@breezeline.com—

Only contacts the network has chosen to publish are shown.

Upstreams (5)

ASNameRelationshipPathsLast Seen
AS1299TWELVE99 Arelion Sweden ABUpstream (inferred)505
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)274
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)61
AS49544i3Dnet i3D.net B.VUpstream (inferred)15
AS2914NTT-DATA-2914 - NTT America, Inc.Upstream (inferred)Inferred—

Downstreams (26)

View all →
ASNameRelationshipPathsLast Seen
AS11370UW-ASN-01 - UltraWISP, LLCDownstream (inferred)Inferred—
AS16993ASN-CFI - Cumberland Farms, Inc.Downstream (inferred)Inferred—
AS18751BPL-B1 - Basketball Properties LtdDownstream (inferred)Inferred—
AS19357NESL - New Enterprise Stone & Lime CompanyDownstream (inferred)Inferred—
AS19917—Downstream (inferred)Inferred—
AS20392—Downstream (inferred)Inferred—
AS21767WASHINGTON-COLLEGE - Washington CollegeDownstream (inferred)Inferred—
AS30012—Downstream (inferred)Inferred—
AS35978KINETIC-1-2009 - GPB Communications IncDownstream (inferred)Inferred—
AS36240COMMUNICATIONS-UNLIMITED-INC - Communications Unlimited Inc.Downstream (inferred)Inferred—
AS36857FREUDE - Freudenberg-NOK General ParternershipDownstream (inferred)Inferred—
AS40593CCSI-AS - Cloud Compliance SolutionsDownstream (inferred)Inferred—

Registry and network details

Registered holderATLANTICBB-JOHNSTOWN - Breezeline
RegisteredYes
Peering policyOpen
IRR AS-setAS-ATLANTICBB
Registry record last modifiedNot available
MaintainersNot available
Internet exchanges3
Facilities15
Network profile updated

Data updated . See limitations.