Data as of Nov 5, 2026
128.121.28.0/23
No anonymizer space · no proxy exits in 30 daysNTT America, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 128.121.28.0/24 since Jan 2026 | AS148996 | Unknown | NTT America, Inc. | |
| 128.121.29.0/24 since Jan 2026 | AS148996 | Unknown | NTT America, Inc. |
Network & registry
Announced by
Covering announcement 128.121.0.0/16
- Prefix
- 128.121.0.0/16
- Announced by
- AS2914 NTT America, Inc.
- Type
- Internet provider
- Proxy exits
- 4
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- NTTA-128-121
- Registrant
- NTT America, Inc.
- RIR
- ARIN
Origin network
AS2914
US
- Name
- NTT America, Inc.
- Type
- Internet provider
- Registered
- Dec 7, 1998
- Domain
- ntt.net
- Website
- www.gin.ntt.net/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 128.121.0.0/16
128.121.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 128.121.0.0/16 | AS2914 | /16 | ARIN | RPKI valid |
IRR
Route objects on 128.121.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2914 | NTTCOM | NTT NTTA-128-121 | MAINT-NTTCOM-BB | May 9, 2025 |
Whois
Registration for this announcement
- Range
- 128.
121. 0. 0/ 16 - Netname
- NTTA-128-121
- 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-128-121-0-0-1
- Parent
- NET-128-0-0-0-0
- Created
- Jul 11, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 11, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN