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Data as of Nov 5, 2026

63.250.176.0/23

No anonymizer space · no proxy exits in 30 days

British Telecommunications Limited · space held by INFONET Services Corporation

Announcement
63.250.176.0/22
RPKI valid
Announced by
AS3300
Type
Business
70% of it

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
63.250.128.0/18
since May 2005
AS3300Residential6
1 always on
INFONET Services Corporation

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
63.250.128.0/1816,384BT-IP-ICG-GIIB-BLK1INFONET Services Corporation (INFO) · USDirect AllocationNov 19, 1999matthias.blum@bt.com
└ 63.250.176.32/2732ARTHROCARE-201unknown———
└ 63.250.176.128/2816CONVERGIA-GTMunknown———
└ 63.250.176.144/2816BWMARITIME-1unknown———
└ 63.250.176.160/298NESTLEunknown———
└ 63.250.176.168/304NESTLEunknown———
└ 63.250.176.172/304GRUNDFOSunknown———
└ 63.250.176.176/298WESTCONunknown———
└ 63.250.176.184/304AIRBPITALIAunknown———
└ 63.250.176.188/304SCHINDLER-HOLDINGunknown———
└ 63.250.176.192/298NESTLENESPRESSOSAunknown———
└ 63.250.176.200/298NESTLEunknown———
└ 63.250.176.208/298PHILIPSunknown———
└ 63.250.176.216/298NESTLEunknown———
└ 63.250.176.224/2816KATOENNATIEunknown———
└ 63.250.176.240/2816TOTALunknown———
└ 63.250.177.0/25128KARLSTORZGMBHunknown———
└ 63.250.177.128/298TATA-CONSULTANCY-SERVICESunknown———
└ 63.250.177.136/298MBCC-GROUPunknown———
└ 63.250.177.144/298TATA-CONSULTANCY-SERVICES--INDIAunknown———
└ 63.250.177.152/298BIOGENIDEC-CCunknown———
└ 63.250.177.160/298BIOGENIDEC-CCunknown———
└ 63.250.177.168/298BMW-GROUPunknown———
└ 63.250.177.176/298VERITAS-USAunknown———
└ 63.250.177.184/298ARDAGH-GROUPunknown———
└ 63.250.177.192/298ARDAGH-GROUPunknown———

Composition

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

Announced space

Address share

Announced space

Types across the prefix

512 addresses
TypeAddressesShareRanges
Business36070%25
Residential15230%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 63.250.176.0/22

Prefix
63.250.176.0/22
Announced by
AS3300 British Telecommunications Limited
Type
Residential
RPKI
RPKI valid
Netname
BT-IP-ICG-GIIB-BLK1
Registrant
INFONET Services Corporation
RIR
ARIN
Origin network

AS3300

GB
Name
British Telecommunications Limited
Type
Internet provider
Registered
Oct 28, 1994
Domain
bt.net
Website
www.bt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed