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Mobile carrier

BT

BT is a mobile carrier in United Kingdom, run by BT Group. Its subscribers' devices reach the internet from 13,502,939 IPv4 addresses Carrier IP holds.

13,502,939
IPv4 addresses
4
MCC-MNC codes
1
AS
10
IPv6 ranges
1
MVNO on its codes

Network codes

Its mobile country and network codes, with the radio bands and status of each.

MCC-MNCBRANDOPERATORSTATUSBANDS
234-00BTBT GroupOperationalGSM 900 · GSM 1800 · UMTS 2100
234-08BT OnePhoneBT OnePhone (UK) LtdOperationalMVNO
234-76BTBT GroupOperationalGSM 900 · GSM 1800
235-77BTBT GroupUnknown

The company behind it

Whose network it is, and who that company is.

Company
British Telecommunications Limited

Where its space is

Its IPv4 that IP Geolocation places in a city, by city. A /24 counts for the carrier covering most of it.

  1. London, England9,837,921 · 73.52%
  2. Ipswich, England3,458,874 · 25.85%
  3. Nottingham, England17,528 · 0.13%
  4. Manchester, England10,479 · 0.08%
  5. Kingston upon Hull, England8,816 · 0.07%
  6. Belfast, Northern Ireland7,256 · 0.05%
  7. Amsterdam, North Holland6,144 · 0.05%
  8. Reading, England4,280 · 0.03%
  9. Derby, England2,872 · 0.02%
  10. Augsburg, Bavaria2,560 · 0.02%
  11. Folkestone, England2,304 · 0.02%
  12. Edinburgh, Scotland2,080 · 0.02%

Networks

The autonomous systems its space is announced from, by the IPv4 each announces.

  1. AS2856 British Telecommunications Limited13,860,864 · 100.00%

What the databases see

Addresses each address-keyed database holds in its space, as a share of it, with the largest providers: mobile proxy exits are the ones to watch. A /24 counts for the carrier covering most of it; counts overlap.

Speed tests

Speeds measured from its space in the last 90 days.

From M-Lab
30.6 Mbps
median download
14.7 Mbps
median upload
121,095
download tests
109,838
upload tests

MVNOs on its network

The virtual operators on its network codes: brands selling mobile service over this network.

  • BT One Phone

Number prefixes

The mobile number prefixes first assigned to it. A ported number keeps its prefix, so one says where a number began, not who serves it now.

  • +44 75201

Its address ranges

Its largest IPv4 ranges, then its IPv6 ones, as Carrier IP draws them.

first 100 of 1,363
RANGEIPV4
86.151.33.117-86.160.219.126637,450
81.151.111.0-81.159.255.255561,408
86.179.12.155-86.186.138.120490,974
109.147.209.91-109.154.60.83420,601
86.133.44.0-86.139.120.41412,714
86.164.101.246-86.170.65.255384,010
86.128.0.0-86.133.42.255338,688
31.100.0.0/1431.104.0.0/16327,680
31.90.0.0/1531.92.0.0/1531.94.0.0/16327,680
217.43.125.75-217.47.255.255295,605
86.139.120.43-86.143.223.255288,725
81.135.0.0-81.139.31.255270,336
147.148.227.0-147.152.255.255269,568
95.148.173.0-95.151.255.255217,856
81.140.243.249-81.144.31.255207,879
31.121.222.0-31.124.255.255205,312
31.114.0.0/1531.116.0.0/1631.117.0.0/24196,864
217.39.1.0-217.41.242.255193,024
109.155.196.201-109.158.139.0181,816
86.171.187.45-86.174.117.123178,767
217.35.74.9-217.37.255.255177,655
86.143.225.0-86.146.143.113175,730
81.131.64.0-81.133.204.138167,051
86.174.117.125-86.176.250.249165,245
86.189.127.0/2486.189.128.0/1786.190.0.0/15164,096
31.49.60.100-31.51.172.255159,900
86.146.188.39-86.148.208.164136,318
81.148.214.0-81.150.215.15131,344
31.106.0.0/15131,072
31.126.0.0/15131,072
46.68.0.0/15131,072
5.80.0.0/15131,072
86.186.138.122-86.188.128.255128,646
31.51.174.0-31.53.95.77110,926
86.160.219.128-86.162.131.68108,485
109.144.193.0-109.146.84.255103,424
217.41.244.0-217.43.125.73100,682
109.146.86.0-109.147.209.8997,114
31.53.226.249-31.55.68.25590,631
86.162.186.185-86.164.18.10587,985
217.33.254.0-217.35.74.785,000
31.117.249.0-31.119.63.25583,712
31.48.0.0-31.49.60.9880,995
86.177.150.42-86.178.204.1479,333
86.148.208.166-86.149.217.24567,920
109.249.0.0/1665,536
132.146.0.0/1665,536
91.111.0.0/1665,536
149.254.2.0-149.254.255.25565,024
62.239.7.0-62.239.255.25563,744
81.145.244.0-81.146.230.25562,208
109.158.176.101-109.159.155.25560,315
213.121.214.0-213.122.177.25556,320
81.129.24.168-81.129.241.23855,623
86.150.74.143-86.151.33.11555,013
109.154.70.147-109.155.19.10052,434
51.14.0.0-51.14.201.25551,712
81.139.55.0-81.139.255.25551,456
86.170.67.0-86.171.7.2650,203
86.171.7.28-86.171.187.4346,096
109.155.19.102-109.155.196.19945,410
81.147.145.70-81.148.65.25545,242
31.119.81.0-31.119.255.25544,800
81.146.232.0-81.147.145.6843,333
217.32.0.0/17217.32.128.0/19217.32.160.0/2143,008
193.113.23.0-193.113.180.25540,448
81.133.204.140-81.134.105.25540,308
165.120.0.0-165.120.156.13840,075
86.176.250.251-86.177.150.4039,726
81.150.215.17-81.151.109.25538,639
81.130.111.0-81.131.0.25537,376
31.112.0.0/1731.112.128.0/2231.112.132.0/2434,048
31.53.95.79-31.53.226.24733,705
144.87.128.0/1732,768
51.230.0.0/1732,768
81.128.0.0/1732,768
9.237.96.0/199.237.128.0/189.237.192.0/1932,768
31.117.2.0-31.117.124.25531,488
109.144.9.0-109.144.130.25531,232
86.149.217.247-86.150.74.14128,823
81.129.241.240-81.130.95.25528,176
31.55.77.0-31.55.183.25527,392
86.188.247.0-86.189.96.25527,136
195.99.8.0-195.99.111.25526,624
213.122.191.0-213.123.35.25525,856
165.120.156.140-165.120.255.25525,460
213.1.56.0-213.1.144.25522,784
81.140.160.0-81.140.243.24721,496
86.164.18.107-86.164.101.24421,386
62.7.91.0-62.7.173.25521,248
81.145.60.0-81.145.138.25520,224
194.72.210.0-194.73.31.25519,968
62.6.64.0/1862.6.128.0/2162.6.136.0/2219,456
213.123.141.84-213.123.216.25519,372
31.112.181.0-31.112.255.25519,200
193.113.182.0/23193.113.184.0/21193.113.192.0/1818,944
31.55.185.0-31.55.255.25518,176
109.181.53.0-109.181.121.25517,664
95.148.63.0/2495.148.64.0/1895.148.128.0/2217,664
109.180.178.0-109.180.245.25517,408
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