Data as of Nov 12, 2026
100.172.131.0/24
2 residential-proxy exits · 30 daysT-Mobile USA, Inc.
Residential-proxy exits
Proxy exits
2
0.78% of its addresses · 30 days
Providers
6
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
16 observations
Proxy providers listing exits
- Decodo
- Evomi
- Infatica
- InfiniteProxies
- Oxylabs
- Thordata
Network & registry
Announced by
Covering announcement 100.128.0.0/9
- Prefix
- 100.128.0.0/9
- Announced by
- AS21928 T-Mobile USA, Inc.
- Type
- Mobile
- Proxy exits
- 17
- RPKI
- RPKI valid
- Netname
- CORE2
- Registrant
- T-Mobile USA, Inc.
- RIR
- ARIN
Origin network
AS21928
US
- Name
- T-Mobile USA, Inc.
- Type
- Internet provider
- Registered
- Jun 12, 2002
- Domain
- t-mobile.com
- Website
- www.t-mobile.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 100.128.0.0/9
100.128.0.0/9
Routing history
- Pattern
- Stable
- First seen
- May 2006
- Current origin since
- Jun 2012 · 14 yr
- Origin networks
- 2
- Last change of origin
- Jun 2012
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 100.128.0.0/9 | AS21928 | /24 | ARIN | RPKI valid |
IRR
Route objects on 100.128.0.0/9
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21928 | ARIN | USA | MNT-TMOBI | Nov 14, 2024 |
Whois
Registration for this announcement
- Range
- 100.
128. 0. 0/ 9 - Netname
- CORE2
- 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-100-128-0-0-1
- Parent
- NET-100-0-0-0-0
- Created
- Feb 27, 2012
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 27, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
t-mobile. com - Name
- abuse
- Phone
- +1-888-662-4662
- Handle
- ABUSE4857-ARIN