Data as of Nov 10, 2026
50.202.50.0/24
No anonymizer space · no proxy exits in 30 daysGoogle LLC · space held by Comcast Cable Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 50.128.0.0/9 since Mar 2011 | AS7922 | Residential | 11,602 1,144 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 |
|---|---|---|---|---|---|---|
| 50.128.0.0/9 | 8,388,608 | CCCH3-4 | Comcast Cable Communications, LLC (CCCS) · US | Direct Allocation | Oct 21, 2010 | abuse@ |
| └ 50.202.50.0/24 | 256 | EFFICIENT-CAPITAL-MGMT-1 | Efficient Capital Management, LLC. (ECML-2) · US | Reallocated | Jul 31, 2013 | — |
Network & registry
IPv4 market
Holder
- Organization
- Comcast Cable Communications, LLC
- Handle
- CCCS
- Range
- 50.
128. 0. 0/ 9 - Registration type
- Direct Allocation
- Record created
- Oct 21, 2010
- Reallocated to
- Efficient Capital Management, LLC. (ECML-2)
- Reallocated range
- 50.
202. 50. 0/ 24 - Reallocated
- Jul 31, 2013
Origin network
AS36040
US
- Name
- Google LLC
- Type
- Business
- Registered
- Aug 3, 2005
- Domain
- google.com
- Website
- www.google.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Aug 2012
- Current origin since
- Apr 2024 · 2.6 yr
- Origin networks
- 2
- Last change of origin
- Apr 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 50.202.50.0/24 | AS32276 | /24 | ARIN | Another network |
| 50.202.50.0/24 | AS36040 | /24 | ARIN | RPKI valid |
| 50.128.0.0/9 | AS7922 | /9 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 50.
202. 50. 0/ 24 - Netname
- EFFICIENT-CAPITAL-MGMT-1
- Registrant
- Efficient Capital Management, LLC.
- Organization
- Efficient Capital Management, LLC. (ECML-2)
- Org address
- 4355 Weaver Pkwy, Suite 200, Warrenville, IL, 60555
- Org country
- US
- Type
- Reallocated
- Handle
- NET-50-202-50-0-1
- Parent
- NET-50-128-0-0-1
- Created
- Jul 31, 2013
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 21, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
efficientcapital. com - Name
- Abuse
- Phone
- +1-630-657-6800
- Handle
- ABUSE2074-ARIN