Data as of Nov 7, 2026
184.120.0.0/15
No anonymizer spaceComcast Cable Communications, LLC
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 184.120.0.0/19 since Jan 2022 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.32.0/19 since Aug 2021 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.32.0/20 since Apr 2026 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.48.0/20 since Apr 2026 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.64.0/19 since Jul 2023 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.128.0/19 since Jan 2022 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.128.0/20 since Apr 2026 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.144.0/20 since Apr 2026 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.160.0/19 since Jul 2024 | AS212465 | Residential | Comcast Cable Communications, LLC | |
| 184.120.160.0/20 since Apr 2026 | AS212465 | Residential | Comcast Cable Communications, LLC |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
131,072 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 90,112 | 69% | 2 | |
| Residential | 40,960 | 31% | 8 |
Network & registry
Announced by
Covering announcement 184.112.0.0/12
- Prefix
- 184.112.0.0/12
- Announced by
- AS7922 Comcast Cable Communications, LLC
- Type
- Internet provider
- Proxy exits
- 181
- Always-on exits
- 18
- RPKI
- RPKI valid
- Netname
- COMCAST-VOIP-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 184.112.0.0/12
184.112.0.0/12
Routing history
- Pattern
- Stable
- First seen
- Feb 2010
- Current origin since
- Feb 2010 · 17 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 184.112.0.0/12 | AS7922 | /12 | ARIN | RPKI valid |
IRR
Route objects on 184.112.0.0/12
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7922 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 184.
108. 0. 0 - 184. 127. 255. 255 - Netname
- COMCAST-VOIP-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-184-108-0-0-1
- Parent
- NET-184-0-0-0-0
- Created
- Jan 12, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 12, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
comcast. net - Name
- Network Abuse and Policy Observance
- Phone
- +1-888-565-4329
- Handle
- NAPO-ARIN