Data as of Nov 14, 2026
50.231.136.0/24
3 residential-proxy exits · 30 daysComcast Cable Communications, LLC
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
6
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
32 observations
Proxy providers listing exits
- AnyIP
- FastProxy
- FloppyData
- LemonBright
- Proxiware
- ProxyEmpire
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 | |
|---|---|---|---|---|
| Residential | 244 | 95% | 2 | |
| Business | 12 | 4.7% | 2 |
Network & registry
Announced by
Covering announcement 50.128.0.0/9
- Prefix
- 50.128.0.0/9
- Announced by
- AS7922 Comcast Cable Communications, LLC
- Type
- Residential
- Proxy exits
- 11,965
- Always-on exits
- 1,002
- RPKI
- RPKI valid
- Netname
- CCCH3-4
- Registrant
- Comcast Cable Communications, LLC
- RIR
- ARIN
Origin network
AS7922
US
- Name
- Comcast Cable Communications, LLC
- Type
- Internet provider
- Registered
- Feb 14, 1997
- Domain
- comcast.com
- Website
- corporate.comcast.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 50.128.0.0/9
50.128.0.0/9
Routing history
- Pattern
- Stable
- First seen
- Mar 2011
- Current origin since
- Mar 2011 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 50.128.0.0/9 | AS7922 | /9 | ARIN | RPKI valid |
IRR
Route objects on 50.128.0.0/9
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7922 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 50.
128. 0. 0/ 9 - Netname
- CCCH3-4
- Registrant
- Comcast Cable Communications, LLC
- Organization
- Comcast Cable Communications, LLC (CCCS)
- Org address
- 1800 Bishops Gate Blvd, Mt Laurel, NJ, 08054
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-50-128-0-0-1
- Parent
- NET-50-0-0-0-0
- Created
- Oct 21, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 21, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
comcast. net - Name
- Network Abuse and Policy Observance
- Phone
- +1-888-565-4329
- Handle
- NAPO-ARIN