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Data as of Nov 9, 2026

212.21.196.0/22

No anonymizer space · no proxy exits in 30 days

British Telecommunications Limited

Announcement
212.21.192.0/19
RPKI valid
Announced by
AS5400
Type
Business
63% of it

Registrations in this block

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

RangeAddressesNetnameHolderTypeCreatedAbuse contact
212.21.192.0/198,192UK-BTGIA-980827British Telecommunications Limited (ORG-CNS3-RIPE) · GBALLOCATED PAAug 2, 2002abuse@eu.bt.net
└ 212.21.196.0/304ltx-international-itLTX InternationalASSIGNED PAJun 26, 2002abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.4/304Broadwing_Communications_ICU_MedicalunknownASSIGNED PANov 11, 2013abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.8/298VANGUARDVANGUARDASSIGNED PAJun 9, 2016abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.24/298AMAZONAMAZONASSIGNED PAOct 18, 2017abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.32/2816ge-capitalARESE no 12ASSIGNED PAMay 7, 2004abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.48/298Sensient_FlavorsSensient Flavors ltdASSIGNED PAJun 16, 2015abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.96/298CONVERGIA_GTMunknownASSIGNED PASep 13, 2016abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.120/298ARDAGH_GROUPEXP659681ASSIGNED PAAug 25, 2026abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.128/304sarlux-IGCC-itSarlux IGCCASSIGNED PAOct 14, 2002abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.136/298XODUS_GROUPunknownASSIGNED PAJul 10, 2015abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.144/298GKN-Birfield-SpGKN-Birfield-SpASSIGNED PANov 17, 2003abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.160/2732PRIMARK_BTIRunknownASSIGNED PAAug 12, 2002abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.196.192/2664primark_btirprimark btirASSIGNED PANov 23, 2018abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.0/304nike_european_operations_netherlands_bvunknownASSIGNED PADec 3, 2021abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.8/304unilever_plcunilever plcASSIGNED PAJan 31, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.12/312experian_limitedexperian limitedASSIGNED PAApr 10, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.14/312FIAT_GROUPEXP581797ASSIGNED PAJan 2, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.32/298nestlenestleASSIGNED PASep 16, 2021abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.40/298XPO_LOGISTICSEXP615727ASSIGNED PAMar 23, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.48/298STELLANTISEXP645491ASSIGNED PANov 26, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.56/298BTBTASSIGNED PAMar 19, 2018abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.64/2816GE-REAL-ESTATEGE Real Estate Italia SRLASSIGNED PAFeb 22, 2005abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.80/2816GENESYS_LTDGenesys LtdASSIGNED PANov 14, 2005abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.96/2816Pearson-PLCPearson-PLCASSIGNED PAJan 9, 2006abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.112/2816BT-BE_ResearchunknownASSIGNED PAMay 26, 2016abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.128/2732tetra_paktetra pakASSIGNED PAMay 30, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.160/2732hertz_europe_ltdhertz europe ltdASSIGNED PAApr 9, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.192/2732hertz_europe_ltd_btgsirelandhertz europe ltd btgsirelandASSIGNED PAMay 3, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.224/298BOOKING_COMEXP541061ASSIGNED PADec 6, 2023abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.232/298REED_ELSEVIER-BTGSUKEXP562579ASSIGNED PADec 20, 2023abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.197.240/2816BT-BE_ResearchunknownASSIGNED PAJul 9, 2019abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.0/298STELLANTISEXP611834ASSIGNED PAOct 7, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.8/298STELLANTISEXP613514ASSIGNED PAOct 24, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.16/298STELLANTISEXP613520ASSIGNED PAOct 28, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.24/298STELLANTISEXP614010ASSIGNED PAOct 29, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.32/2816FIAT_GROUPEXP579357ASSIGNED PAFeb 6, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.48/298CONCENTRIX_CORPORATION_USEXP607837ASSIGNED PASep 30, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.56/298STELLANTISEXP611833ASSIGNED PAOct 1, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.64/298STELLANTISEXP613521ASSIGNED PAOct 30, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.72/298STELLANTISEXP614096ASSIGNED PANov 4, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.80/298STELLANTISEXP614243ASSIGNED PANov 4, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.88/298STELLANTISEXP614272ASSIGNED PANov 4, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.96/298STELLANTISEXP614808ASSIGNED PANov 6, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.104/298STELLANTISEXP614807ASSIGNED PANov 6, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.112/298STELLANTISEXP614797ASSIGNED PANov 6, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.120/298XPO_LOGISTICSEXP614679ASSIGNED PANov 8, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.128/298STELLANTISEXP614242ASSIGNED PANov 13, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.136/298STELLANTISEXP616879ASSIGNED PANov 28, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.144/298XPO_LOGISTICSEXP615527ASSIGNED PADec 4, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.152/298STELLANTISEXP617613ASSIGNED PADec 10, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.160/298STELLANTISEXP617612ASSIGNED PADec 12, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.168/298STELLANTISEXP617594ASSIGNED PADec 13, 2024abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.176/298STELLANTISEXP628408ASSIGNED PAApr 24, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.184/298STELLANTISEXP628407ASSIGNED PAMay 2, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.192/298STELLANTISEXP629894ASSIGNED PAMay 8, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.200/298LOCKHEED_MARTINEXP630338ASSIGNED PAMay 20, 2025abuse@eu.bt.net
via UK-BTGIA-980827
└ 212.21.198.208/2816BT_LABEXP100000ASSIGNED PAApr 17, 2026abuse@eu.bt.net
via UK-BTGIA-980827

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

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
Business64063%57
Internet provider38438%8

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 212.21.192.0/19

Prefix
212.21.192.0/19
Announced by
AS5400 British Telecommunications Limited
Type
Internet provider
RPKI
RPKI valid
Netname
UK-BTGIA-980827
Registrant
British Telecommunications Limited
RIR
RIPE NCC
Origin network

AS5400

GB
Name
British Telecommunications Limited
Type
Internet provider
Registered
Aug 15, 1995
Domain
bt.net
Website
www.bt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed