Data as of Nov 10, 2026
144.
Internet providerResidential-proxy exit
- Proxy exit
- Seen today · 29 of 30 days · 4,062 observationsBright Data and 18 more pools · Day by day ↓
- Type
- Internet provider
- Risk
- 100 / 100 · Active residential proxy exitlive residential-proxy score
- Announced by
- AS46887Crown Castle Fiber LLCInternet provider
- Announcement
- 144.121.0.0/22No RPKI
- Company
- Zayo Bandwidth
- Location
- Watertown, Massachusetts, United States
Proxy activity
Oct 11, 2026 – Nov 9, 2026
This address, day by day
Network & registry
Announced by
Announcement
- Prefix
- 144.121.0.0/22
- Announced by
- AS46887 Crown Castle Fiber LLC
- Type
- Internet provider
- Proxy exits
- 2
- Always-on exits
- 2
- RPKI
- No RPKI
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
Who has announced 144.121.0.0/22
144.121.0.0/22
Routing history
- Pattern
- Stable
- First seen
- Dec 2024
- Current origin since
- Dec 2024 · 1.9 yr
- Origin networks
- 1
IRR
Route objects on 144.121.0.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS46887 | RADB | Crown Castle Fiber LLC | MAINT-AS27506 | May 23, 2025 |
Whois
Registration for this address
- Range
- 144.
121. 0. 0/ 16 - Netname
- ZAYO-CCF-144-121-0-0
- Registrant
- Zayo Bandwidth
- Organization
- Zayo Bandwidth (ZAYOB)
- Org address
- 1401 Wynkoop St., Denver, CO, 80202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-144-121-0-0-1
- Parent
- NET-144-0-0-0-0
- Created
- Apr 29, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 29, 2016
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN
Geolocation
Location detail
- Country
- United States
- Region
- Massachusetts
- City
- Watertown
- Coordinates
- 42.
3709, -71. 1828 - Time zone
- America/New_York
- Continent
- North America
- GeoNames
- 4954611