Data as of Nov 7, 2026
184.124.0.0/23
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 |
|---|---|---|---|---|---|
| 184.112.0.0/12 since Feb 2010 | AS7922 | Internet provider | 181 18 always on | Comcast Cable Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 184. | 1,310,720 | COMCAST-VOIP-4 | Comcast Cable Communications, LLC (CCCS) · US | Direct Allocation | Jan 12, 2010 | abuse@ |
| └ 184.124.0.0/15 | 131,072 | COMCAST-B2-3 | Comcast Cable Communications, LLC (C11398910) · US | Reassigned | Oct 23, 2025 | abuse@ via COMCAST-VOIP-4 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Comcast Cable Communications, LLC
- Handle
- CCCS
- Range
- 184.
108. 0. 0 - 184. 127. 255. 255 - Registration type
- Direct Allocation
- Record created
- Jan 12, 2010
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
- May 2022
- Current origin since
- May 2022 · 4.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 184.124.0.0/23 | AS212465 | /23 | ARIN | RPKI valid |
| 184.112.0.0/12 | AS7922 | /12 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS212465 | RADB | European DC | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 184.
124. 0. 0/ 15 - Netname
- COMCAST-B2-3
- Registrant
- Comcast Cable Communications, LLC
- Organization
- Comcast Cable Communications, LLC (C11398910)
- Type
- Reassigned
- Handle
- NET-184-124-0-0-1
- Parent
- NET-184-108-0-0-1
- Created
- Oct 23, 2025
- 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