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Data as of Nov 8, 2026

218.223.4.0/23

No anonymizer space · no proxy exits in 30 days

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

Announcement
218.223.4.0/22
RPKI valid
Announced by
AS17953
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
218.223.0.0/21
since Sep 2023
AS17953BusinessJapan Network Information Center
218.223.0.0/20
since May 2005
AS17953BusinessJapan Network Information Center

Registrations in this block

The registry's network records over this block, widest first, each 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

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 218.223.4.0/22

Prefix
218.223.4.0/22
Announced by
AS17953 BroadBand Security, Inc.
Type
Business
RPKI
RPKI valid
Netname
ICO-CIDR-BLK-JP
Registrant
BroadBand Security, Inc
RIR
APNIC
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