Data as of Nov 9, 2026
204.128.16.0/20
No anonymizer space · no proxy exits in 30 daysLevel 3 Parent, LLC · space held by Physio-Control, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 204.128.27.0/24 since Apr 2008 | AS209 | Business | Physio-Control, Inc. | |
| 204.128.28.0/23 since Aug 2019 | AS3356 | Business | Physio-Control, Inc. | |
| 204.128.30.0/23 since Aug 2019 | AS3356 | Business | Physio-Control, Inc. |
Network & registry
Origin network
AS3356
US
- Name
- Level 3 Parent, LLC
- Type
- Internet provider
- Registered
- Mar 10, 2000
- Domain
- lumen.com
- Website
- www.lumen.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2012
- Current origin since
- Aug 2019 · 7.2 yr
- Origin networks
- 3
- Last change of origin
- Aug 2019
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS54703 not the origin | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 204.
128. 16. 0/ 20 - Netname
- PHRED2
- Registrant
- Physio-Control, Inc.
- Organization
- Physio-Control, Inc. (PHYSIO)
- Org address
- PO Box 97006, Redmond, WA, 98073-9706
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-204-128-16-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Aug 22, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 22, 1994
- Status
- assigned
Report abuse
Abuse contact
- kenneth.
meagher@ stryker. com - Name
- Meagher, Ken
- Phone
- +1-517-775-2562
- Handle
- MEAGH7-ARIN