Data as of Nov 7, 2026
157.238.211.0/24
No anonymizer space · no proxy exits in 30 daysNTT Data Americas, Inc · space held by NTT America, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 157.238.0.0/16 since Aug 2016 | AS2914 | Internet provider | 185 1 always on | NTT America, Inc. |
Network & registry
Origin network
AS393536
US
- Name
- NTT Data Americas, Inc
- Type
- Hosting
- Registered
- Jul 21, 2014
- Domain
- nttdata.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2016
- Current origin since
- Mar 2016 · 11 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 157.238.211.0/24 | AS393536 | /24 | ARIN | RPKI valid |
| 157.238.208.0/20 | AS2914 | /24 | ARIN | Another network |
| 157.238.0.0/16 | AS2914 | /16 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS393536 | NTTCOM | NTT Data RagingWire route-object | MAINT-NTTDATA-RAGINGWIRE | Mar 18, 2016 |
Whois
Registration for this announcement
- Range
- 157.
238. 0. 0/ 16 - Netname
- NTTA-157-238
- Registrant
- NTT America, Inc.
- Organization
- NTT America, Inc. (NTTAM-1)
- Org address
- 15809 Bear Creek Pkwy, Redmond, WA, 98052
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-157-238-0-0-1
- Parent
- NET-157-0-0-0-0
- Created
- Feb 4, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 4, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN