Data as of Nov 3, 2026

104.129.78.0/24

No anonymizer space · no proxy exits in 30 days

Crown Castle Fiber LLC · space held by Zayo Bandwidth

Announcement
this exact prefix
No RPKI
Announced by
Type
Unknown
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
104.129.78.0/23
since Sep 2021
AS46887Internet providerZayo Bandwidth
104.129.64.0/19
since Jun 2014
AS46887Internet provider5Zayo Bandwidth

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
104.129.64.0/198,192ZAYO-CCF-104-129-64-0Zayo Bandwidth (ZAYOB) · USDirect AllocationJun 3, 2014[email protected]
└ 104.129.78.0/24256NET-104-129-78-0-24netBlazr (C05197540) · USReassignedJul 30, 2014[email protected]
via ZAYO-CCF-104-129-64-0

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

Registry

Holder

Organization
Zayo Bandwidth
Handle
ZAYOB
Range
104.129.64.0/19
Registration type
Direct Allocation
Record created
Jun 3, 2014
Origin network

AS46887

US
Name
Crown Castle Fiber LLC
Type
Internet provider
Registered
Apr 13, 2009
Domain
zayo.com
Website
www.crowncastle.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed