Skip to content
KYNEXBGP Toolkit
CROWNCASTLE-AS16657 - Crown Castle Fiber LLC logo

AS16657

CROWNCASTLE-AS16657 - Crown Castle Fiber LLC

United States (US)

ASN Information

AS NumberAS16657
AS NameZAYO-CCF-AS16657
OrganizationCROWNCASTLE-AS16657 - Crown Castle Fiber LLC
Also known asNot available
CountryUnited States (US)
RegistryARIN
ASN TypeNot available
Last Seen
Announcement Count3
IPv4 Prefix Count3
IPv6 Prefix Count0
RPKI StatusNotFound ×3
IRR RecordsView IRR route objects
WebsiteNot available

AS Path to AS16657

  1. 37271Workonline Communications(Pty) Ltd - Workonline Communications(Pty) Ltd
  2. 6461ZAYO-6461 - Zayo Bandwidth
  3. 46887CROWNCASTLE-AS46887 - Crown Castle Fiber LLC
  4. 16657Origin

Most common path, seen 12× in route collector data, latest at a collector in Johannesburg (2026-10-19 17:05:43 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 11 peer session(s)São Paulo: 16 peer session(s)Johannesburg: 19 peer session(s)Singapore: 21 peer session(s)Amsterdam: 24 peer session(s)London: 27 peer session(s)Eugene, OR: 56 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 (3)

View All →
PrefixFamilyRPKILast Seen
151.181.32.0/24IPv4NotFoundNot looked up yet
151.181.36.0/24IPv4NotFoundNot looked up yet
208.69.87.0/24IPv4NotFoundNot looked up yet

Peers (1)

View All →
ASNameRelationshipPathsLast Seen
AS46887CROWNCASTLE-AS46887 - Crown Castle Fiber LLCUpstream (inferred)522

Neighbours seen next to AS16657 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 AS16657.

IX ports registered by AS16657 (self-reported by the network).

Interconnection Facilities (0)

No interconnection facilities are registered for AS16657.

Data centres where AS16657 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 requirementNot available
ContractNot available
TrafficNot available
Traffic ratioNot available
Geographic scopeNot available
Max prefixes (IPv4 / IPv6)Not available
Unicast / IPv6 / MulticastNot available
Looking glassNot available
Route serverNot available

Contact Information (0)

No public contacts are registered for AS16657.

Only contacts the network has chosen to publish are shown.

Upstreams (1)

ASNameRelationshipPathsLast Seen
AS46887CROWNCASTLE-AS46887 - Crown Castle Fiber LLCUpstream (inferred)522

Downstreams (0)

No downstream ASNs found for AS16657 in current data sources.

Registry and network details

Registered holderCROWNCASTLE-AS16657 - Crown Castle Fiber LLC
RegisteredYes
Peering policyNot available
IRR AS-setNot available
Registry record last modifiedNot available
MaintainersNot available
Internet exchangesNot available
FacilitiesNot available
Network profile updatedNot available

Data updated . See limitations.