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ISP

BT Americas, Inc

BT Americas, Inc uses 721,599 IPv4 addresses in 349 ranges, and 9 IPv6 ranges, by the registry records IP Company reads.

bt.com·United Kingdom

721,599
IPv4 addresses
349
IPv4 ranges
9
IPv6 ranges
13
ASes it operates
20
countries

About the company

Who it is, where it is registered and who owns it.

Description
Main retail division of United Kingdom telecommunications company BT Group
Founded
2013
Headquarters
81 Newgate Street, United Kingdom
Industry
Telecommunications industry

Who routes its space

The networks announcing its IPv4, by the addresses each announces.

  1. AS2856 British Telecommunications Limited221,696 · 30.72%
  2. AS6871 British Telecommunications Limited65,536 · 9.08%
  3. AS3313 RETELIT-X S.R.L.31,360 · 4.35%
  4. AS5400 British Telecommunications Limited17,684 · 2.45%
  5. AS13205 British Telecommunications Limited9,344 · 1.29%
  6. AS8903 LYNTIA NETWORKS S.A.7,296 · 1.01%
  7. AS209 CenturyLink Communications, LLC1,160 · 0.16%
  8. AS7018 AT&T Enterprises, LLC808 · 0.11%
  9. AS78 BT Americas, Inc768 · 0.11%
  10. AS46718 BT Conferencing768 · 0.11%
  11. AS174 Cogent Communications, LLC520 · 0.07%
  12. AS3561 CenturyLink Communications, LLC256 · 0.04%

Where its space is

Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.

top 12 of 20
  1. United States408,320 · 56.60%
  2. United Kingdom238,848 · 33.11%
  3. Italy31,744 · 4.40%
  4. The Netherlands20,736 · 2.87%
  5. Spain9,728 · 1.35%
  6. Luxembourg3,840 · 0.53%
  7. India1,536 · 0.21%
  8. United Arab Emirates512 · 0.07%
  9. Australia512 · 0.07%
  10. Hong Kong512 · 0.07%
  11. Indonesia512 · 0.07%
  12. Japan512 · 0.07%

Networks it operates

The autonomous systems registered under its domain, by the IPv4 each announces anywhere.

ASNNAMETYPEREGISTEREDIPV4
AS13205British Telecommunications LimitedISPUnited Kingdom17,664
AS78BT Americas, IncISPUnited States768
AS46718BT ConferencingISPUnited States768
AS49182British Telecommunications LimitedISPUnited Kingdom256
AS212556British Telecommunications LimitedISPUnited Kingdom256
AS2855British Telecommunications LimitedISPUnited Kingdom0
AS9217BT-InfonetISPUnited States0
AS9220BT-InfonetISPUnited States0
AS14039BT ConferencingBusinessUnited States0
AS21484BT Global Services Luxembourg S.a.r.lISPLuxembourg0
AS25127British Telecommunications LimitedISPUnited Kingdom0
AS57688British Telecommunications LimitedISPUnited Kingdom0
AS204047British Telecommunications LimitedISPUnited Kingdom0

What the databases see

Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
46.5 Mbps
median download
24.9 Mbps
median upload
2,534
download tests
2,568
upload tests

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.

first 100 of 358 ranges
RANGEIPV4ORIGIN
31.126.0.0/15131,072AS2856
129.179.0.0/1665,536
150.143.0.0/1665,536AS6871
160.41.0.0/1665,536
168.125.0.0/1665,536
31.104.0.0/1665,536AS2856
162.54.0.0/1732,768
192.209.128.0/1732,768
198.210.128.0/1732,768
198.231.128.0/1732,768
81.148.64.0/198,192AS2856
213.194.2.0-213.194.31.2557,680AS5400
199.80.32.0/204,096
199.80.48.0/221,024
192.122.217.0-192.122.234.2554,608
81.130.0.0/204,096AS2856
81.130.80.0/204,096AS2856
81.135.144.0/204,096AS2856
193.35.182.0-193.35.196.2553,840
213.92.52.0/221,024AS3313
213.92.56.0/212,048AS3313
216.98.176.0/212,048
216.98.184.0/221,024
80.255.165.0/24256AS5400
80.255.166.0/23512AS5400
80.255.168.0/212,048AS5400
81.174.115.0-81.174.125.2552,816AS3313
203.158.78.0/23512
203.158.80.0/212,048
205.143.144.0/212,048
217.140.0.0/212,048AS13205
81.130.216.0/212,048AS2856
95.129.184.0/212,048
217.140.16.133-217.140.23.2551,915
212.41.153.0/24256AS5400
212.41.154.0/23512AS5400
212.41.156.0/221,024AS5400
217.140.49.0/24256AS13205
217.140.50.0/23512AS13205
217.140.52.0/221,024AS13205
212.239.1.128/25128AS3313
212.239.2.0/23512AS3313
212.239.4.0/221,024AS3313
212.239.104.0-212.239.110.231,560AS3313
194.185.215.0/24256AS3313
194.185.216.0/221,024AS3313
194.185.220.0/24256AS3313
213.9.168.0/221,024AS8903
213.9.172.0/24256AS8903
217.140.58.0/23512AS13205
217.140.60.0/23512AS13205
217.140.62.0/24256AS13205
31.11.59.0/24256
31.11.60.0/221,024
81.148.192.0/221,024AS2856
81.148.196.0/24256AS2856
81.174.75.0/24256AS3313
81.174.76.0/221,024AS3313
185.52.108.0/221,024
185.93.168.0/221,024
194.185.130.0/23512AS3313
194.185.132.0/23512AS3313
203.158.64.0/221,024
203.158.90.0/23512
203.158.92.0/23512
212.163.248.0/221,024AS8903
217.140.28.0/221,024
217.140.8.0/221,024AS13205
81.174.110.0/23512AS3313
81.174.112.0/23512AS3313
194.79.48.128/25128
194.79.49.0/24256
194.79.50.0/23512
212.239.97.176-212.239.100.255848AS3313
194.185.1.0/24256AS3313
194.185.2.0/23512AS3313
194.185.135.0/24256AS3313
194.185.136.0/23512AS3313
194.185.211.0/24256AS3313
194.185.212.0/23512AS3313
194.185.52.0/23512AS3313
194.185.54.0/24256AS3313
212.41.139.0/24256AS5400
212.41.140.0/23512AS5400
80.255.160.224/2732AS5400
80.255.161.0/24256AS5400
80.255.162.0/24256AS5400
194.185.106.0/23512AS3313
194.185.208.0/23512AS3313
194.185.222.0/23512AS3313
194.185.56.0/23512AS3313
194.185.75.0/24256AS3313
194.185.76.0/24256AS3313
194.185.9.0/24256AS3313
194.185.10.0/24256AS3313
203.158.68.0/23512AS5400
203.158.70.0/23512
203.158.72.0/23512AS5400
203.158.74.0/23512
203.158.76.0/23512AS5400
203.158.88.0/23512AS5400
212.163.134.0/23512AS8903
212.163.240.0/23512AS8903
213.194.48.0/23512AS5400
213.194.62.0/23512AS5400
213.9.136.0/23512AS8903
213.9.212.0/23512AS8903
213.92.30.0/23512AS3313
216.98.189.0/24256
216.98.190.0/24256
31.11.56.0/23512AS13205
78.109.0.0/23512AS13205
78.109.14.0/23512AS13205
217.140.12.0/24256AS13205
217.140.13.0/25128AS13205
212.239.96.128-212.239.97.163292AS3313
194.185.6.4-194.185.7.31284AS3313
192.100.153.0/24256AS78
192.101.93.0/24256
192.12.251.0/24256
192.31.31.0/24256
192.43.220.0/24256
192.5.209.0/24256AS78
192.5.212.0/24256AS78
192.65.153.0/24256
193.113.42.0/24256AS2856
194.102.25.0/24256AS2856
194.185.110.0/24256AS3313
194.185.117.0/24256AS3313
194.185.128.0/24256AS3313
194.185.129.0/24256AS3313
194.185.139.0/24256AS3313
194.185.143.0/24256AS3313
194.185.146.0/24256AS3313
194.185.17.0/24256AS3313
194.185.179.0/24256AS3313

Names it registers under

The holder names its registry records give, by the IPv4 under each.

  1. BT Americas, Inc301,576 · 41.79%
  2. British Telecommunications Limited220,797 · 30.60%
  3. BT Management Services100,352 · 13.91%
  4. BT-OPENWORLD23,808 · 3.30%
  5. BT Italia S.p.A.19,888 · 2.76%
  6. BT Global Services11,828 · 1.64%
  7. 'BT Italia S.p.A'11,504 · 1.59%
  8. BT Global Communication India8,192 · 1.14%
  9. BTES MVNO NET7,296 · 1.01%
  10. BT Conferencing4,096 · 0.57%
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