Data as of Nov 3, 2026
131.239.12.0/22
1 residential-proxy exit · 30 daysCrown Castle Fiber LLC · space held by Zayo Bandwidth
Residential-proxy exits
Proxy exits
1
0.10% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
2
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
5 observations
Proxy providers listing exits
- Byteful
- WealthProxies
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 131.239.0.0/16 since Nov 2021 | AS46887 | Internet provider | 183 25 always on | Zayo Bandwidth |
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 131.239.15.0/24 since Nov 2021 | AS46887 | Internet provider | 1 | 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] |
| └ 131.239.12.0/29 | 8 | NET-CCF-0-131-239-12-0-29 | unknown | — | — | — |
| └ 131.239.12.8/29 | 8 | LTF--131-239-12-8-29 | unknown | — | — | — |
| └ 131.239.12.16/28 | 16 | LTF--131-239-12-16-28 | unknown | — | — | — |
| └ 131.239.12.32/27 | 32 | LTF--131-239-12-32-27 | unknown | — | — | — |
| └ 131.239.12.64/29 | 8 | NET-Z-CCF--131-239-12-64-29 | unknown | — | — | — |
| └ 131.239.12.72/29 | 8 | NET-Z-CCF--131-239-12-72-29 | unknown | — | — | — |
| └ 131.239.12.88/29 | 8 | NET-CCF---131-239-12-88-29 | unknown | — | — | — |
| └ 131.239.12.100/30 | 4 | NET-CCF--0-131-239-12-100-30 | unknown | — | — | — |
| └ 131.239.12.104/29 | 8 | LTF--131-239-12-104-29 | unknown | — | — | — |
| └ 131.239.12.120/29 | 8 | NET-CCF--LT-614-131-239-12-120-29 | unknown | — | — | — |
| └ 131.239.12.132/30 | 4 | NET-CCF---131-239-12-132-30 | unknown | — | — | — |
| └ 131.239.12.152/29 | 8 | LTF--131-239-12-152-29 | unknown | — | — | — |
| └ 131.239.12.160/27 | 32 | LTF--131-239-12-160-27 | unknown | — | — | — |
| └ 131.239.12.192/29 | 8 | LTF--131-239-12-192-29 | unknown | — | — | — |
| └ 131.239.12.208/29 | 8 | LTF-LT-661-131-239-12-208-29 | unknown | — | — | — |
| └ 131.239.12.216/29 | 8 | LTF-SD-51159-131-239-12-216-29 | unknown | — | — | — |
| └ 131.239.12.224/27 | 32 | LTF--131-239-12-224-27 | unknown | — | — | — |
| └ 131.239.13.0/29 | 8 | NET-CCF--131-239-13-0-29 | unknown | — | — | — |
| └ 131.239.13.20/30 | 4 | NET-CCF---131-239-13-20-30 | unknown | — | — | — |
| └ 131.239.13.24/29 | 8 | NET-Z-CCF-0-131-239-13-24-29 | unknown | — | — | — |
| └ 131.239.13.32/30 | 4 | NET-CCF---131-239-13-32-30 | unknown | — | — | — |
| └ 131.239.13.40/29 | 8 | NET-CCF---131-239-13-40-29 | unknown | — | — | — |
| └ 131.239.13.48/29 | 8 | NET-CCF---131-239-13-48-29 | unknown | — | — | — |
| └ 131.239.13.56/29 | 8 | NET-CCF---131-239-13-56-29 | unknown | — | — | — |
| └ 131.239.13.64/28 | 16 | NET-CCF--0-131-239-13-64-28 | unknown | — | — | — |
| └ 131.239.13.80/29 | 8 | NET-Z-CCF--131-239-13-80-29 | unknown | — | — | — |
| └ 131.239.13.88/29 | 8 | LTF--131-239-13-88-29 | unknown | — | — | — |
| └ 131.239.13.96/29 | 8 | NET-CCF--SD-49524-131-239-13-96-29 | unknown | — | — | — |
| └ 131.239.13.112/29 | 8 | NET-CCF---131-239-13-112-29 | unknown | — | — | — |
| └ 131.239.13.128/29 | 8 | NET-CCF---131-239-13-128-29 | unknown | — | — | — |
| └ 131.239.13.136/30 | 4 | NET-CCF--LT-580-131-239-13-136-30 | unknown | — | — | — |
| └ 131.239.13.140/30 | 4 | NET-CCF--0-131-239-13-140-30 | unknown | — | — | — |
| └ 131.239.13.144/29 | 8 | NET-131-239-13-144-29 | unknown | — | — | — |
| └ 131.239.13.152/29 | 8 | LTF--131-239-13-152-29 | unknown | — | — | — |
| └ 131.239.13.160/30 | 4 | NET-Z-CCF-0-131-239-13-160-30 | unknown | — | — | — |
| └ 131.239.13.164/30 | 4 | NET-CCF---131-239-13-164-30 | unknown | — | — | — |
| └ 131.239.13.168/29 | 8 | LTF--131-239-13-168-29 | unknown | — | — | — |
| └ 131.239.13.176/29 | 8 | NET-Z-CCF-0-131-239-13-176-29 | unknown | — | — | — |
| └ 131.239.13.184/29 | 8 | NET-Z-CCF-0-131-239-13-184-29 | unknown | — | — | — |
| └ 131.239.13.192/28 | 16 | LTF--131-239-13-192-28 | unknown | — | — | — |
| └ 131.239.13.208/29 | 8 | LTF-0-131-239-13-208-29 | unknown | — | — | — |
| └ 131.239.13.216/30 | 4 | NET-Z-CCF--131-239-13-216-30 | unknown | — | — | — |
| └ 131.239.13.224/29 | 8 | LTF--131-239-13-224-29 | unknown | — | — | — |
| └ 131.239.13.236/30 | 4 | NET-CCF--0-131-239-13-236-30 | unknown | — | — | — |
| └ 131.239.13.240/29 | 8 | LTF--131-239-13-240-29 | unknown | — | — | — |
| └ 131.239.13.248/29 | 8 | LTF-PERMASTEELISA-NORTH-AMERICA-131-239-13-248-29 | unknown | — | — | — |
| └ 131.239.14.0/29 | 8 | NET-Z-CCF--131-239-14-0-29 | unknown | — | — | — |
| └ 131.239.14.8/29 | 8 | NET-Z-CCF--131-239-14-8-29 | unknown | — | — | — |
| └ 131.239.14.16/29 | 8 | LTF--131-239-14-16-29 | unknown | — | — | — |
| └ 131.239.14.24/29 | 8 | NET-CCF---131-239-14-24-29 | unknown | — | — | — |
| └ 131.239.14.32/29 | 8 | LTF-LT-407-131-239-14-32-29 | unknown | — | — | — |
| └ 131.239.14.44/30 | 4 | NET-CCF---131-239-14-44-30 | unknown | — | — | — |
| └ 131.239.14.56/29 | 8 | NET-CCF---131-239-14-56-29 | unknown | — | — | — |
| └ 131.239.14.72/29 | 8 | LTF--131-239-14-72-29 | unknown | — | — | — |
| └ 131.239.14.80/28 | 16 | LTF--131-239-14-80-28 | unknown | — | — | — |
| └ 131.239.14.96/29 | 8 | LTF--131-239-14-96-29 | unknown | — | — | — |
| └ 131.239.14.104/29 | 8 | LTF--131-239-14-104-29 | unknown | — | — | — |
| └ 131.239.14.112/29 | 8 | LTF--131-239-14-112-29 | unknown | — | — | — |
| └ 131.239.14.120/30 | 4 | NET-CCF---131-239-14-120-30 | unknown | — | — | — |
| └ 131.239.14.124/30 | 4 | NET-CCF--SD-50007-131-239-14-124-30 | unknown | — | — | — |
| └ 131.239.14.128/30 | 4 | NET-Z-CCF-0-131-239-14-128-30 | unknown | — | — | — |
| └ 131.239.14.132/30 | 4 | NET-CCF---131-239-14-132-30 | unknown | — | — | — |
| └ 131.239.14.136/29 | 8 | LTF--131-239-14-136-29 | unknown | — | — | — |
| └ 131.239.14.144/29 | 8 | NET-CCF--SD-50961-131-239-14-144-29 | unknown | — | — | — |
| └ 131.239.14.152/30 | 4 | NET-CCF---131-239-14-152-30 | unknown | — | — | — |
| └ 131.239.14.160/27 | 32 | NET-Z-CCF--131-239-14-160-27 | unknown | — | — | — |
| └ 131.239.14.192/29 | 8 | NET-CCF-LT-747-131-239-14-192-29 | unknown | — | — | — |
| └ 131.239.14.200/29 | 8 | NET-CCF-LT-747-131-239-14-200-29 | unknown | — | — | — |
| └ 131.239.14.208/29 | 8 | NET-CCF--SD-50292-131-239-14-208-29 | unknown | — | — | — |
| └ 131.239.14.216/29 | 8 | NET-CCF---131-239-14-216-29 | unknown | — | — | — |
| └ 131.239.14.224/29 | 8 | NET-CCF---131-239-14-224-29 | unknown | — | — | — |
| └ 131.239.14.232/29 | 8 | NET-CCF---131-239-14-232-29 | unknown | — | — | — |
| └ 131.239.14.240/28 | 16 | NET-CCF---131-239-14-240-28 | unknown | — | — | — |
| └ 131.239.15.0/29 | 8 | NET-CCF--131-239-15-0-29 | unknown | — | — | — |
| └ 131.239.15.16/29 | 8 | LTF--131-239-15-16-29 | unknown | — | — | — |
| └ 131.239.15.32/28 | 16 | LTF--131-239-15-32-28 | unknown | — | — | — |
| └ 131.239.15.64/28 | 16 | LTF--131-239-15-64-28 | unknown | — | — | — |
| └ 131.239.15.80/29 | 8 | NET-CCF-0-131-239-15-80-29 | unknown | — | — | — |
| └ 131.239.15.88/30 | 4 | NET-CCF--131-239-15-88-30 | unknown | — | — | — |
| └ 131.239.15.100/30 | 4 | NET-Z-CCF--131-239-15-100-30 | unknown | — | — | — |
| └ 131.239.15.104/29 | 8 | NET-CCF---131-239-15-104-29 | unknown | — | — | — |
| └ 131.239.15.112/29 | 8 | NET-CCF---131-239-15-112-29 | unknown | — | — | — |
| └ 131.239.15.120/30 | 4 | NET-CCF---131-239-15-120-30 | unknown | — | — | — |
| └ 131.239.15.128/29 | 8 | LTF--131-239-15-128-29 | unknown | — | — | — |
| └ 131.239.15.140/30 | 4 | NET-CCF---131-239-15-140-30 | unknown | — | — | — |
| └ 131.239.15.144/28 | 16 | NET-Z-CCF--131-239-15-144-28 | unknown | — | — | — |
| └ 131.239.15.160/27 | 32 | NET-CCF--131-239-15-160-27 | unknown | — | — | — |
| └ 131.239.15.192/27 | 32 | LTF--131-239-15-192-27 | unknown | — | — | — |
| └ 131.239.15.224/28 | 16 | NET-Z-CCF-0-131-239-15-224-28 | unknown | — | — | — |
| └ 131.239.15.240/29 | 8 | NET-Z-CCF--131-239-15-240-29 | unknown | — | — | — |
| └ 131.239.15.248/29 | 8 | NET-Z-CCF--131-239-15-248-29 | 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