Data as of Nov 7, 2026
184.120.128.0/20
No anonymizer space · no proxy exits in 30 daysComcast International Holdings UK Limited · space held by Comcast Cable Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 184.120.128.0/19 since Jan 2022 | AS212465 | Residential | Comcast Cable Communications, LLC | ||
| 184.112.0.0/12 since Feb 2010 | AS7922 | Internet provider | 181 18 always on | Comcast Cable Communications, LLC |
Network & registry
Origin network
AS212465
GB
- Name
- Comcast International Holdings UK Limited
- Registered
- Oct 22, 2020
- Domain
- comcast.com
- Industry
- Phone Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2024
- Current origin since
- Apr 2026 · 7 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 184.120.128.0/20 | AS212465 | /20 | ARIN | RPKI valid |
| 184.120.128.0/19 | AS212465 | /19 | ARIN | Too specific |
| 184.120.0.0/15 | AS5607 | /24 | ARIN | Another network |
| 184.112.0.0/12 | AS7922 | /12 | ARIN | Another network |
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