Data as of Nov 8, 2026
209.57.128.0/17
Anonymizer · ISP proxyNTT America, Inc.
IPv4 market
Path
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 209.57.128.0/17 | /24s |
|---|---|---|
| Rackdog | 32,768100% | 128 |
Leased from
Owners leasing their own space
| Name | In 209.57.128.0/17 | /24s |
|---|---|---|
| NTT America, Inc. | 32,768100% | 128 |
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 209.57.128.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.144.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.160.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.176.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.192.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.208.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.224.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. | |
| 209.57.240.0/20 since Dec 2025 | AS6079 | ISP proxy | IP broker Rackdog | NTT America, Inc. |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.57.0.0/16 | 65,536 | NTTA-209-57 | NTT America, Inc. (NTTAM-1) · US | Direct Allocation | Jul 7, 2000 | abuse@ |
| └ 209.57.128.0/17 | 32,768 | RCN-209-57-128 | RCN (C11598238) · US | Reassigned | May 19, 2026 | abuse@ via NTTA-209-57 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 209.57.0.0/16
- Prefix
- 209.57.0.0/16
- Announced by
- AS2914 NTT America, Inc.
- Type
- Internet provider
- Anonymizer addresses
- 1,024 addresses · 1.6%ISP proxy
- Operator
- Proxy providerssold by Novada
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- NTTA-209-57
- 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 209.57.0.0/16
209.57.0.0/16
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 209.57.0.0/16 | AS2914 | /16 | ARIN | RPKI valid |
IRR
Route objects on 209.57.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2914 | NTTCOM | VRIO-209-057 | MAINT-NTTCOM-BB | Aug 21, 2018 |
Whois
Registration for this announcement
- Range
- 209.
57. 0. 0/ 16 - Netname
- NTTA-209-57
- 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-209-57-0-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Jul 7, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 7, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN