Data as of Nov 3, 2026
131.239.185.0/24
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 |
|---|---|---|---|---|---|
| 131.239.0.0/16 since Nov 2021 | AS46887 | Internet provider | 185 27 always on | 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 |
|---|---|---|---|---|---|---|
| 131.239.0.0/16 | 65,536 | ZAYO-CCF-131-239-0-0 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Feb 6, 1989 | [email protected] |
| └ 131.239.185.8/29 | 8 | LTF-0-131-239-185-8-29 | unknown | — | — | — |
| └ 131.239.185.24/29 | 8 | LTF-0-131-239-185-24-29 | unknown | — | — | — |
| └ 131.239.185.32/29 | 8 | NET-0-131-239-185-32-29 | unknown | — | — | — |
| └ 131.239.185.48/29 | 8 | LTF--131-239-185-48-29 | unknown | — | — | — |
| └ 131.239.185.56/30 | 4 | NET-CCF--0-131-239-185-56-30 | unknown | — | — | — |
| └ 131.239.185.64/29 | 8 | NET-CCF---131-239-185-64-29 | unknown | — | — | — |
| └ 131.239.185.72/29 | 8 | LTF-0-131-239-185-72-29 | unknown | — | — | — |
| └ 131.239.185.96/29 | 8 | LTF-0-131-239-185-96-29 | unknown | — | — | — |
| └ 131.239.185.104/29 | 8 | LTF-0-131-239-185-104-29 | unknown | — | — | — |
| └ 131.239.185.112/29 | 8 | NET-0-131-239-185-112-29 | unknown | — | — | — |
| └ 131.239.185.128/29 | 8 | LTF-131-239-185-128-29 | unknown | — | — | — |
| └ 131.239.185.136/29 | 8 | LTF--131-239-185-136-29 | unknown | — | — | — |
| └ 131.239.185.144/29 | 8 | LTF--131-239-185-144-29 | unknown | — | — | — |
| └ 131.239.185.152/29 | 8 | LTF--131-239-185-152-29 | unknown | — | — | — |
| └ 131.239.185.160/29 | 8 | LTF--131-239-185-160-29 | unknown | — | — | — |
| └ 131.239.185.188/30 | 4 | NET-Z-CCF--131-239-185-188-30 | unknown | — | — | — |
| └ 131.239.185.192/26 | 64 | NET-0-131-239-185-192-26 | unknown | — | — | — |
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 | Crown Castle Fiber LLC | MAINT-AS27506 | May 23, 2025 |
Whois
Registration for this announcement
- Range
- 131.239.0.0/16
- Netname
- ZAYO-CCF-131-239-0-0
- Registrant
- Zayo Bandwidth
- Organization
- Zayo Bandwidth (ZAYOB)
- Org address
- 1401 Wynkoop St., Denver, CO, 80202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-131-239-0-0-1
- Parent
- NET-131-0-0-0-0
- Created
- Feb 6, 1989
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 6, 1989
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN