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Data as of Nov 8, 2026

218.223.8.0/21

No anonymizer space · no proxy exits in 30 days

BroadBand Security, Inc. · space held by Japan Network Information Center

Announcement
this exact prefix
RPKI valid
Announced by
AS17953
Type
Business
88% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
218.223.0.0/20
since May 2005
AS17953BusinessJapan Network Information Center
More specific

Announcements inside

PrefixOriginTypeHolderRPKI
218.223.8.0/22
since Aug 2012
AS17953BusinessJapan Network Information Center
218.223.12.0/22
since Aug 2012
AS17953BusinessJapan Network Information Center
218.223.14.0/24
since Jun 2026
AS16509HostingJapan Network Information Center

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
218.216.0.0 - 218.231.255.2551,048,576JPNIC-NET-JPJapan Network Information CenterALLOCATED PORTABLE—hostmaster@nic.ad.jp

Composition

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

Announced space

Address share

Announced space

Types across the prefix

2,048 addresses
TypeAddressesShareRanges
Business1,79288%3
Hosting25613%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Japan Network Information Center
Range
218.216.0.0 - 218.231.255.255
Registration type
ALLOCATED PORTABLE
Origin network

AS17953

JP
Name
BroadBand Security, Inc.
Type
Business
Registered
Sep 21, 2001
Domain
bbsec.co.jp
Spamhaus ASN-DROP
not listed