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Data as of Nov 14, 2026

203.131.244.0/22

No anonymizer space · no proxy exits in 30 days

NTT America, Inc. · space held by NTT Ltd Japan Corporation

Announcement
this exact prefix
RPKI valid
Announced by
AS2914
Type
Internet provider
73% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
203.131.240.0/20
since Aug 2016
AS2914Internet provider1NTT Ltd Japan Corporation

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.131.240.0/204,096NTTGIN-JPNTT Ltd Japan Corporation (ORG-NWTC4-AP) · JPALLOCATED PORTABLE—abuse@gin.ntt.net
└ 203.131.244.0/24256NTT-HK-WANSunknownALLOCATED NON-PORTABLE—abuse@gin.ntt.net
└ 203.131.247.32/2816NETBLK-FPTFPT CorporationALLOCATED NON-PORTABLE—abuse@gin.ntt.net

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

1,024 addresses
TypeAddressesShareRanges
Internet provider75273%2
Residential25625%1
Business161.6%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Jul 2009
Current origin since
Aug 2016 · 10 yr
Origin networks
1