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British Telecommunications PLC logo

British Telecommunications PLC

🇬🇧 United Kingdom

The ASN (Autonomous System Number) is a unique number assigned to an autonomous system, used to identify the network. ASN

AS3300

The RIR (Regional Internet Registry) is the organization responsible for managing ASN allocation in a specific region. RIR

RIPE

The type of ASN. Can be business, isp, hosting, government, or education. Type

isp

Website

bt.net

Related ASNs have the same name or website. Related

AS31249 AS49182 AS13205 AS15410 AS44127 AS208053 AS60112 AS13063 AS5400 AS16203

IPv4 CIDRs

109

IPv4 addresses

598528

IPv6 CIDRs

29

IPv6 addresses

4227858434

Upstreams are networks that provide transit to this ASN. Upstreams (11)

AS4657 StarHub Ltd logo StarHub Ltd
AS6762 Telecom Italia Sparkle (Seabone) logo Telecom Italia Sparkle (Seabone)
AS2914 NTT America, Inc. logo NTT America, Inc.
AS4637 Telstra Global logo Telstra Global
AS30844 Liquid Intelligent Technologies  logo Liquid Intelligent Technologies
View more
AS6461 Zayo Bandwidth logo Zayo Bandwidth
AS9002 RETN Limited logo RETN Limited
AS6939 Hurricane Electric LLC logo Hurricane Electric LLC
AS1299 Arelion (fka. Telia Carrier) logo Arelion (fka. Telia Carrier)
AS3491 PCCW Global, Inc. logo PCCW Global, Inc.
AS11271 SENCINET LATAM BRASIL LTDA

Downstreams are networks that receive transit from this ASN. Downstreams (23)

AS19812 BT Americas, Inc logo BT Americas, Inc
AS45187 Rackspace IT Hosting AS IT Hosting Provider Hong Kong logo Rackspace IT Hosting AS IT Hosting Provider Hong Kong
AS22683 Koninklijke Philips N.V. logo Koninklijke Philips N.V.
AS72 Schlumberger Limited logo Schlumberger Limited
AS399449 Kyndryl logo Kyndryl
View more
AS136767 BMW AG (Bayerische Motoren Werke Aktiengesellschaft) logo BMW AG (Bayerische Motoren Werke Aktiengesellschaft)
AS212565 Specsavers Optical Group Limited logo Specsavers Optical Group Limited
AS40659 BMW of North America, LLC (Group Data Centers America) logo BMW of North America, LLC (Group Data Centers America)
AS35923 Johnson & Johnson Consumer Inc. logo Johnson & Johnson Consumer Inc.
AS78 BT Americas, Inc logo BT Americas, Inc
AS7246 Bristol-Myers Squibb Company logo Bristol-Myers Squibb Company
AS6220 inContact Inc. logo inContact Inc.
AS393493 Lotte Biologics USA, LLC logo Lotte Biologics USA, LLC
AS32906 FACTORY MUTUAL INSURANCE COMPANY logo FACTORY MUTUAL INSURANCE COMPANY
AS27000 Coty Inc. logo Coty Inc.
AS36224 HCL AMERICA INC logo HCL AMERICA INC
AS48647 Solvay SA logo Solvay SA
AS55290 Depository Trust & Clearing Corporation logo Depository Trust & Clearing Corporation
AS141399 Specsavers Pty Ltd logo Specsavers Pty Ltd
AS26478 Novartis Pharmaceuticals logo Novartis Pharmaceuticals
AS133782 Elsevier Ltd logo Elsevier Ltd
AS40126 Molson Coors Beverage Company logo Molson Coors Beverage Company
AS12200 Rackspace Hosting logo Rackspace Hosting

Peers are networks that exchange traffic with this ASN. Peers (47)

AS399449 Kyndryl logo Kyndryl
AS35923 Johnson & Johnson Consumer Inc. logo Johnson & Johnson Consumer Inc.
AS3491 PCCW Global, Inc. logo PCCW Global, Inc.
AS11271 SENCINET LATAM BRASIL LTDA
AS6220 inContact Inc. logo inContact Inc.
View more
AS393493 Lotte Biologics USA, LLC logo Lotte Biologics USA, LLC
AS40126 Molson Coors Beverage Company logo Molson Coors Beverage Company
AS4637 Telstra Global logo Telstra Global
AS57304 RETN Russia logo RETN Russia
AS7246 Bristol-Myers Squibb Company logo Bristol-Myers Squibb Company
AS40659 BMW of North America, LLC (Group Data Centers America) logo BMW of North America, LLC (Group Data Centers America)
AS22683 Koninklijke Philips N.V. logo Koninklijke Philips N.V.
AS212565 Specsavers Optical Group Limited logo Specsavers Optical Group Limited
AS9002 RETN Limited logo RETN Limited
AS1299 Arelion (fka. Telia Carrier) logo Arelion (fka. Telia Carrier)
AS1403 EBOX logo EBOX
AS4657 StarHub Ltd logo StarHub Ltd
AS48647 Solvay SA logo Solvay SA
AS55290 Depository Trust & Clearing Corporation logo Depository Trust & Clearing Corporation
AS141399 Specsavers Pty Ltd logo Specsavers Pty Ltd
AS133782 Elsevier Ltd logo Elsevier Ltd
AS4826 Vocus Connect International Backbone logo Vocus Connect International Backbone
AS4635 HKIX Route Servers logo HKIX Route Servers
AS45187 Rackspace IT Hosting AS IT Hosting Provider Hong Kong logo Rackspace IT Hosting AS IT Hosting Provider Hong Kong
AS19812 BT Americas, Inc logo BT Americas, Inc
AS12200 Rackspace Hosting logo Rackspace Hosting
AS6461 Zayo Bandwidth logo Zayo Bandwidth
AS30844 Liquid Intelligent Technologies  logo Liquid Intelligent Technologies
AS26478 Novartis Pharmaceuticals logo Novartis Pharmaceuticals
AS72 Schlumberger Limited logo Schlumberger Limited
AS36224 HCL AMERICA INC logo HCL AMERICA INC
AS2914 NTT America, Inc. logo NTT America, Inc.
AS32906 FACTORY MUTUAL INSURANCE COMPANY logo FACTORY MUTUAL INSURANCE COMPANY
AS78 BT Americas, Inc logo BT Americas, Inc
AS58057 Securebit AG logo Securebit AG
AS14907 Wikimedia Foundation Inc. logo Wikimedia Foundation Inc.
AS3303 Swisscom (Schweiz) AG logo Swisscom (Schweiz) AG
AS33891 Core-Backbone GmbH logo Core-Backbone GmbH
AS26380 MasterCard Technologies LLC logo MasterCard Technologies LLC
AS22652 Videotron Ltee logo Videotron Ltee
AS6762 Telecom Italia Sparkle (Seabone) logo Telecom Italia Sparkle (Seabone)
AS24482 SG.GS logo SG.GS
AS27000 Coty Inc. logo Coty Inc.
AS9304 HGC Global Communications Limited logo HGC Global Communications Limited
AS6939 Hurricane Electric LLC logo Hurricane Electric LLC
AS55720 Gigabit Hosting Sdn Bhd logo Gigabit Hosting Sdn Bhd
AS136767 BMW AG (Bayerische Motoren Werke Aktiengesellschaft) logo BMW AG (Bayerische Motoren Werke Aktiengesellschaft)

IPv4 CIDRs (109)

61.14.0.0/18
61.14.4.0/22
61.14.8.0/22
61.14.12.0/22
61.14.2.0/23
View more
61.14.1.0/24
61.14.7.0/24
61.14.11.0/24
61.14.15.0/24
61.14.20.0/22
61.14.24.0/22
61.14.28.0/22
61.14.31.0/24
61.14.32.0/22
61.14.36.0/22
61.14.40.0/22
61.14.44.0/22
61.14.34.0/24
61.14.36.0/24
61.14.39.0/24
61.14.48.0/22
61.14.52.0/24
63.250.128.0/18
63.250.128.0/22
63.250.132.0/22
63.250.136.0/22
63.250.140.0/22
63.250.131.0/24
63.250.132.0/24
63.250.135.0/24
63.250.144.0/22
63.250.148.0/22
63.250.152.0/22
63.250.156.0/22
63.250.144.0/24
63.250.147.0/24
63.250.151.0/24
63.250.155.0/24
63.250.159.0/24
63.250.160.0/22
63.250.168.0/22
63.250.163.0/24
63.250.164.0/24
63.250.171.0/24
63.250.172.0/24
63.250.173.0/24
63.250.174.0/24
63.250.176.0/22
63.250.180.0/22
63.250.184.0/22
63.250.187.0/24
63.250.189.0/24
63.250.191.0/24
72.29.128.0/20
72.29.132.0/22
136.238.168.0/24
136.238.185.0/24
136.238.187.0/24
136.238.229.0/24
136.238.232.0/24
136.238.238.0/24
136.238.239.0/24
136.238.240.0/24
136.238.241.0/24
136.238.243.0/24
185.249.5.0/24
185.249.6.0/24
192.92.32.0/19
192.92.24.0/21
192.92.20.0/22
192.92.18.0/23
192.92.80.0/23
192.92.82.0/24
192.157.136.0/21
192.157.132.0/22
192.157.130.0/23
192.157.144.0/20
192.157.160.0/23
192.237.64.0/18
194.33.52.0/24
195.206.69.0/24
195.206.70.0/24
198.137.75.0/24
198.178.237.0/24
198.178.239.0/24
198.207.64.0/18
198.207.64.0/22
199.6.64.0/18
203.187.128.0/19
203.187.128.0/22
203.187.145.0/24
203.187.146.0/24
204.52.187.0/24
204.79.84.0/24
204.140.64.0/18
204.231.0.0/17
204.231.128.0/18
205.248.0.0/16
206.182.0.0/16
206.182.128.0/18
206.182.192.0/18
206.182.134.0/24
206.182.164.0/24
207.117.0.0/16
207.209.0.0/16
207.209.0.0/19
207.209.64.0/19
209.28.0.0/16
209.28.174.0/24

Location

City

-

Country

🇬🇧 United Kingdom

Coordinates

55.37805, -3.435973

Timezone

-

We transparently share the different sources used to determine a likely location for this IP address. Source

whois

Abuse

Email

abuse@eu.bt.net

Phone

+31 23 569 7969

Query via the API View API documentation

curl iplib.re/AS3300

JSON response

{
  "network": {
    "rir": "RIPE",
    "asn": 3300,
    "name": "British Telecommunications PLC",
    "type": "isp",
    "website": "bt.net",
    "related": [
      31249,
      49182,
      13205,
      15410,
      44127,
      208053,
      60112,
      13063,
      5400,
      16203
    ]
  },
  "connectivity": {
    "upstreams": [
      4657,
      6762,
      2914,
      4637,
      30844
    ],
    "downstreams": [
      19812,
      45187,
      22683,
      72,
      399449
    ],
    "peers": [
      399449,
      35923,
      3491,
      11271,
      6220
    ]
  },
  "location": {
    "latitude": 55.37805,
    "longitude": -3.435973,
    "country": "GB",
    "source": "whois"
  },
  "abuse": {
    "email": "abuse@eu.bt.net",
    "phone": "+31 23 569 7969"
  },
  "ipv4": {
    "ranges": [
      "61.14.0.0/18",
      "61.14.4.0/22",
      "61.14.8.0/22",
      "61.14.12.0/22",
      "61.14.2.0/23"
    ],
    "cidrs": 109,
    "ips": 598528
  },
  "ipv6": {
    "ranges": [
      "2402:fb00::/32",
      "2402:fb00::/36",
      "2402:fb00:f00::/40",
      "2402:fb00:1000::/36",
      "2402:fb00:1f00::/40"
    ],
    "cidrs": 29,
    "ips": 4227858434
  }
}