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AS2552

WashU, WUSTL

United States (US)

ASN Information

AS NumberAS2552
AS NameWUSTL-ASN
OrganizationWUSTL-ASN - Washington University
Also known asWashU, WUSTL
CountryUnited States (US)
RegistryARIN
ASN TypeEducational/Research
Last Seen
Announcement Count5
IPv4 Prefix Count3
IPv6 Prefix Count2
RPKI StatusValid ×3Unknown (could not be determined) ×2
IRR RecordsView IRR route objects
Websitehttps://wustl.edu ↗

AS Path to AS2552

  1. 49544i3Dnet i3D.net B.V
  2. 3356LEVEL3 - Level 3 Parent, LLC
  3. 2552Origin

Most common path, seen 30× in route collector data, latest at a collector in Eugene, OR (2026-10-23 12:44:16 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 21 peer session(s)São Paulo: 33 peer session(s)Johannesburg: 34 peer session(s)Singapore: 40 peer session(s)Amsterdam: 44 peer session(s)London: 56 peer session(s)Eugene, OR: 116 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 (5)

View All →
PrefixFamilyRPKILast Seen
65.254.96.0/19IPv4ValidNot looked up yet
128.252.0.0/16IPv4ValidNot looked up yet
192.31.46.0/24IPv4ValidNot looked up yet
2604:3e00::/32IPv6Not checkedNot looked up yet
2606:fd80::/32IPv6Not checkedNot looked up yet

Peers (3)

View All →
ASNameRelationshipPathsLast Seen
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)516
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)305
AS11537INTERNET2-RESEARCH-EDU - Internet2Upstream (inferred)38

Neighbours seen next to AS2552 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 (2)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
Equinix AshburnAshburn, US206.126.237.1372001:504:0:2::2552:110GNo
Equinix ChicagoChicago, US208.115.137.832001:504:0:4::2552:110GNo

IX ports registered by AS2552 (self-reported by the network).

Interconnection Facilities (2)

FacilityCityCountry
Equinix DC1-DC15,DC21-DC22 - AshburnAshburnUnited States
Equinix CH1/CH2/CH4 - ChicagoChicagoUnited States

Data centres where AS2552 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETNot available
Member of AS-SETsSee IRR page
Peering policySelective
Multiple locationsNot Required
Ratio requirementNo
ContractNot Required
TrafficNot available
Traffic ratioNot Disclosed
Geographic scopeNot available
Max prefixes (IPv4 / IPv6)3 / 2
Unicast / IPv6 / MulticastYes / Yes / No
Looking glassNot available
Route serverNot available

Contact Information (1)

RoleNameEmailPhone
NOCWUSTL-NOCnoc@wustl.edu314-935-7048

Only contacts the network has chosen to publish are shown.

Upstreams (3)

ASNameRelationshipPathsLast Seen
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)516
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)305
AS11537INTERNET2-RESEARCH-EDU - Internet2Upstream (inferred)38

Downstreams (0)

No downstream ASNs found for AS2552 in current data sources.

Registry and network details

Registered holderWUSTL-ASN - Washington University
RegisteredYes
Peering policySelective
IRR AS-setNot available
Registry record last modifiedNot available
MaintainersNot available
Internet exchanges2
Facilities2
Network profile updated

Data updated . See limitations.