Data as of Nov 7, 2026
50.231.42.0/24
No anonymizer space · no proxy exits in 30 daysApplied Systems, Inc · 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 | 11,480 1,124 always on | Comcast Cable Communications, LLC |
Network & registry
Origin network
AS30620
US
- Name
- Applied Systems, Inc
- Type
- Business
- Registered
- Jan 22, 2010
- Domain
- appliedsystems.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2020
- Current origin since
- Feb 2023 · 3.7 yr
- Origin networks
- 2
- Last change of origin
- Feb 2023
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 50.231.42.0/24 | AS30620 | /24 | ARIN | RPKI valid |
| 50.231.42.0/24 | AS33652 | /24 | ARIN | Another network |
| 50.231.0.0/16 | AS7922 | /16 | ARIN | Another network |
| 50.128.0.0/9 | AS7922 | /9 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS30620 | RADB | Comcast Cable Communications, Inc | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 50.
128. 0. 0/ 9 - Netname
- CCCH3-4
- 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-50-128-0-0-1
- Parent
- NET-50-0-0-0-0
- Created
- Oct 21, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 21, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
comcast. net - Name
- Network Abuse and Policy Observance
- Phone
- +1-888-565-4329
- Handle
- NAPO-ARIN