Data as of Nov 15, 2026
81.20.72.96/28
No anonymizer space · no proxy exits in 30 daysNTT America, Inc. · space held by NTT United Kingdom Ltd
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 |
|---|---|---|---|---|---|---|
| 81.20.64.0/20 | 4,096 | UK-NTTUNITED-20020131 | NTT United Kingdom Ltd (ORG-NUKL1-RIPE) · GB | ALLOCATED PA | Apr 24, 2023 | abuse@ |
| └ 81.20.72.96/28 | 16 | NTT-NFO-NET | Additional BGP sessions | ASSIGNED PA | Aug 5, 2014 | abuse@ via UK-NTTUNITED-20020131 |
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 81.20.64.0/20
- Prefix
- 81.20.64.0/20
- Announced by
- AS2914 NTT America, Inc.
- Type
- Internet provider
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- UK-NTTUNITED-20020131
- 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 81.20.64.0/20
81.20.64.0/20
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 |
|---|---|---|---|---|
| 81.20.64.0/20 | AS2914 | /20 | RIPE | RPKI valid |
IRR
Route objects on 81.20.64.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2914 | NTTCOM | NL-NTT-20020131 | MAINT-NTTCOM-BB | May 9, 2025 |
Whois
Registration for this announcement
- Range
- 81.
20. 64. 0/ 20 - Netname
- UK-NTTUNITED-20020131
- 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
- Jan 31, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- Abuse-C Role
- Handle
- AR70078-RIPE