Skip to content
KYNEXBGP Toolkit
UTEXAS logo

AS18

UTEXAS

United States (US)

ASN Information

AS NumberAS18
AS NameUTEXAS
OrganizationUTEXAS - University of Texas at Austin
Also known asNot available
CountryUnited States (US)
RegistryARIN
ASN TypeNot available
Last Seen
Announcement Count8
IPv4 Prefix Count8
IPv6 Prefix Count0
RPKI StatusValid ×1NotFound ×7
IRR RecordsView IRR route objects
WebsiteNot available

AS Path to AS18

  1. 199524GCORE G-Core Labs S.A.
  2. 174COGENT-174 - Cogent Communications, LLC
  3. 18Origin

Most common path, seen 20× in route collector data, latest at a collector in Johannesburg (2026-10-25 08:51:37 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 11 peer session(s)São Paulo: 15 peer session(s)Johannesburg: 17 peer session(s)Singapore: 21 peer session(s)Amsterdam: 24 peer session(s)London: 29 peer session(s)Eugene, OR: 58 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 (8)

View All →
PrefixFamilyRPKILast Seen
128.62.0.0/16IPv4NotFoundNot looked up yet
128.83.0.0/16IPv4NotFoundNot looked up yet
129.116.0.0/16IPv4NotFoundNot looked up yet
146.6.0.0/16IPv4NotFoundNot looked up yet
198.213.192.0/18IPv4NotFoundNot looked up yet
198.214.80.0/20IPv4NotFoundNot looked up yet
198.214.250.0/23IPv4NotFoundNot looked up yet
206.76.64.0/18IPv4ValidNot looked up yet

Peers (3)

View All →
ASNameRelationshipPathsLast Seen
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)615
AS6922TEXASAGENCYNET - Texas Department of Information ResourcesUpstream (inferred)220
AS276OTS-AS-276 - University of Texas SystemUpstream (inferred)40

Neighbours seen next to AS18 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 (0)

IX Updates →

No Internet Exchange ports are registered for AS18.

IX ports registered by AS18 (self-reported by the network).

Interconnection Facilities (0)

No interconnection facilities are registered for AS18.

Data centres where AS18 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETNot available
Member of AS-SETsSee IRR page
Peering policyNot available
Multiple locationsNot available
Ratio requirementNo
ContractNot available
TrafficNot available
Traffic ratioNot Disclosed
Geographic scopeNot Disclosed
Max prefixes (IPv4 / IPv6)Not available
Unicast / IPv6 / MulticastNo / No / No
Looking glassNot available
Route serverNot available

Contact Information (0)

No public contacts are registered for AS18.

Only contacts the network has chosen to publish are shown.

Upstreams (3)

ASNameRelationshipPathsLast Seen
AS174COGENT-174 - Cogent Communications, LLCUpstream (inferred)615
AS6922TEXASAGENCYNET - Texas Department of Information ResourcesUpstream (inferred)220
AS276OTS-AS-276 - University of Texas SystemUpstream (inferred)40

Downstreams (0)

No downstream ASNs found for AS18 in current data sources.

Registry and network details

Registered holderUTEXAS - University of Texas at Austin
RegisteredYes
Peering policyNot available
IRR AS-setNot available
Registry record last modifiedNot available
MaintainersNot available
Internet exchanges0
Facilities0
Network profile updated

Data updated . See limitations.