Data as of Nov 10, 2026
83.231.131.0/29
No anonymizer space · no proxy exits in 30 daysNTT America, Inc. · space held by NTT United Kingdom Ltd
Network & registry
Announced by
Covering announcement 83.231.128.0/17
- Prefix
- 83.231.128.0/17
- Announced by
- AS2914 NTT America, Inc.
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- UK-NTTUNITED-20040603
- Registrant
- NTT United Kingdom Ltd
- RIR
- RIPE NCC
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 83.231.128.0/17
83.231.128.0/17
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 |
|---|---|---|---|---|
| 83.231.128.0/17 | AS2914 | /17 | RIPE | RPKI valid |
IRR
Route objects on 83.231.128.0/17
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2914 | NTTCOM | UK-NTT-20040603 | MAINT-NTTCOM-BB | May 9, 2025 |
Whois
Registration for this announcement
- Range
- 83.
231. 128. 0/ 17 - Netname
- UK-NTTUNITED-20040603
- Registrant
- NTT United Kingdom Ltd
- Registrant country
- GB
- Organization
- NTT United Kingdom Ltd (ORG-NUKL1-RIPE)
- Org country
- GB
- Type
- ALLOCATED PA
- Created
- Apr 24, 2023
- Updated
- May 8, 2025
- Maintainer
- MAINT-VIPAR
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Jun 3, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- Abuse-C Role
- Handle
- AR70078-RIPE