Data as of Nov 8, 2026
208.54.1.0/24
No anonymizer space · no proxy exits in 30 daysRadware Ltd · space held by T-Mobile USA, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 22, 2026
from AS3549 Level 3 Parent, LLC, after 4.6 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 208.54.0.0/17 since May 2005 | AS21928 | Mobile | 2 | T-Mobile USA, Inc. |
Network & registry
Origin network
AS198949
IL
- Name
- Radware Ltd
- Type
- Business
- Registered
- Jun 28, 2012
- Domain
- radware.com
- Website
- www.radware.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
- May 2005
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 4
- Last change of origin
- Oct 22, 2026
Recorded history
History
- Handoffs
- 3
- Also announced by
- 21928
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.54.1.0/24 | AS3549 | /24 | ARIN | Another network |
| 208.54.1.0/24 | AS4323 | /24 | ARIN | Another network |
| 208.54.1.0/24 | AS198949 | /24 | ARIN | RPKI valid |
| 208.54.0.0/17 | AS21928 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 208.
54. 0. 0 - 208. 54. 159. 255 - Netname
- TMO2
- Registrant
- T-Mobile USA, Inc.
- Organization
- T-Mobile USA, Inc. (TMOBI)
- Org address
- 12920 SE 38th Street, Bellevue, WA, 98006
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-208-54-0-0-1
- Parent
- NET-208-0-0-0-0
- Created
- Aug 10, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 10, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
t-mobile. com - Name
- abuse
- Phone
- +1-888-662-4662
- Handle
- ABUSE4857-ARIN