Data as of Nov 3, 2026
64.72.78.0/24
No anonymizer space · no proxy exits in 30 daysCrown Castle Fiber LLC · space held by Zayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 64.72.64.0/19 since Aug 2009 | AS46887 | Internet provider | 11 | Zayo 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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 64.72.64.0/19 | 8,192 | ZAYO-CCF-64-72-64-0 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Jan 28, 2002 | [email protected] |
| └ 64.72.78.32/28 | 16 | LTF-LT-341-64-72-78-32-28 | unknown | — | — | — |
| └ 64.72.78.56/29 | 8 | NET-64-72-78-56-29 | unknown | — | — | — |
| └ 64.72.78.64/26 | 64 | LTF-LT-639-64-72-78-64-26 | unknown | — | — | — |
| └ 64.72.78.128/25 | 128 | HVDN-SWIP-300 | unknown | — | — | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 128 | 50% | 1 | |
| Internet provider | 128 | 50% | 1 |
Network & registry
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
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2021
- Current origin since
- Nov 2021 · 5.0 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS46887 | RADB | MAINT-AS27506 | Sep 3, 2025 |
Whois
Registration for this announcement
- Range
- 64.72.64.0/19
- Netname
- ZAYO-CCF-64-72-64-0
- Registrant
- Zayo Bandwidth
- Organization
- Zayo Bandwidth (ZAYOB)
- Org address
- 1401 Wynkoop St., Denver, CO, 80202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-72-64-0-1
- Parent
- NET-64-0-0-0-0
- Created
- Jan 28, 2002
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 28, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN