Data as of Nov 6, 2026
107.0.46.0/23
No anonymizer space · no proxy exits in 30 daysCounty of Marin · space held by Comcast Cable Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 107.0.0.0/14 since Aug 2010 | AS7922 | Residential | 2,074 368 always on | Comcast Cable Communications, LLC |
Network & registry
Origin network
AS10309
US
- Name
- County of Marin
- Type
- Business
- Registered
- Jun 23, 1997
- Domain
- marin.ca.us
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2011
- Current origin since
- Mar 2021 · 5.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 107.0.46.0/23 | AS10309 | /23 | ARIN | RPKI valid |
| 107.0.0.0/14 | AS7922 | /14 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS10309 | RADB | Comcast Subnet | MAINT-AS10309 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 107.
0. 0. 0 - 107. 5. 255. 255 - Netname
- JUMPSTART-5
- Registrant
- Comcast Cable Communications, LLC
- Organization
- Comcast Cable Communications, LLC (CCCS)
- Type
- Direct Allocation
- Handle
- NET-107-0-0-0-1
- Parent
- NET-107-0-0-0-0
- Created
- Jun 29, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 29, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
comcast. net - Name
- Network Abuse and Policy Observance
- Phone
- +1-888-565-4329
- Handle
- NAPO-ARIN