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Government

NHS England

NHS England uses 680,908 IPv4 addresses in 541 ranges, and 2 IPv6 ranges, by the registry records IP Company reads.

nhs.net·United Kingdom

680,908
IPv4 addresses
541
IPv4 ranges
2
IPv6 ranges
3
ASes it operates
1
country

Who routes its space

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

  1. AS15404 COLT Technology Services Group Limited65,536 · 9.62%
  2. AS210450 BARTS HEALTH NHS TRUST2,560 · 0.38%
  3. AS8075 Microsoft Corporation1,536 · 0.23%
  4. AS25180 Exponential-E Ltd.1,536 · 0.23%
  5. AS43519 Nominet UK512 · 0.08%
  6. AS138177 NOMINET UK512 · 0.08%
  7. AS1299 Arelion Sweden AB256 · 0.04%
  8. AS2856 British Telecommunications Limited256 · 0.04%
  9. AS5413 Wavenet Limited256 · 0.04%
  10. AS13009 Redcentric Solutions Ltd256 · 0.04%
  11. AS5089 Virgin Media Limited24 · 0.00%

Where its space is

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

  1. United Kingdom685,568 · 100.00%

Networks it operates

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

ASNNAMETYPEREGISTEREDIPV4
AS210450BARTS HEALTH NHS TRUSTBusinessUnited Kingdom2,560
AS209761North of England Commissioning Support UnitGovernmentUnited Kingdom1,024
AS199501Royal Free London NHS Foundation TrustBusinessUnited Kingdom0

How its networks peer

Each network's peering policy, traffic, ratio and reach as its operator states them, with the internet exchanges and facilities it is at.

ASNPOLICYTRAFFICRATIOSCOPEEXCHANGESFACILITIES
AS20976100

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
9.5 Mbps
median download
9.9 Mbps
median upload
238
download tests
201
upload tests

Its address ranges

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

first 100 of 543
RANGEIPV4ORIGIN
141.97.0.0/1665,536
151.211.0.0/1665,536
161.17.0.0/1665,536AS15404
195.107.102.0-195.107.188.25522,272
195.106.206.0/23195.106.208.0/20195.106.224.0/1912,800
212.196.60.128-212.196.98.2559,856
155.231.15.0/24155.231.16.0/20155.231.32.0/208,448
212.196.219.0-212.196.248.2557,680
195.107.62.0-195.107.89.2557,168
155.231.82.0-155.231.107.2556,656
194.155.132.0-194.155.155.2556,144
155.231.64.0/204,096
194.101.172.0/22194.101.176.0/21194.101.184.0/224,096
194.155.114.0-194.155.129.2554,096
195.106.176.0/204,096
195.106.88.0/21195.106.96.0/214,096
212.148.176.0/204,096
212.196.191.0-212.196.205.2553,840
62.130.217.0-62.130.231.1273,712
155.231.242.0/23155.231.244.0/22155.231.248.0/213,584
193.84.226.0/23193.84.228.0/22193.84.232.0/213,584
212.196.174.0/23212.196.176.0/21212.196.184.0/223,584
155.231.121.0-155.231.133.2553,328
155.231.50.0-155.231.62.2553,328
195.106.152.0/21195.106.160.0/22195.106.164.0/243,328
212.196.121.0-212.196.133.2553,328
212.148.36.0/22212.148.40.0/213,072
212.196.100.0/22212.196.104.0/213,072
212.196.22.0/23212.196.24.0/21212.196.32.0/233,072
194.189.16.0/21194.189.24.0/23194.189.26.0/242,816
212.196.3.0-212.196.13.2552,816
155.231.178.0/23155.231.180.0/22155.231.184.0/222,560
194.155.12.0/22194.155.16.0/22194.155.20.0/232,560
194.189.200.0/21194.189.208.0/232,560
195.105.168.0/21195.105.176.0/232,560
194.155.48.0/21194.155.56.0/242,304
194.227.101.0-194.227.109.2552,304
195.105.15.0/24195.105.16.0/212,304
212.148.123.0/24212.148.124.0/22212.148.128.0/222,304
62.130.16.64-62.130.24.2552,240
194.227.175.128/25194.227.176.0/212,176
62.130.160.0/2162.130.168.0/252,176
62.130.8.0/2162.130.16.0/272,080
155.231.0.0/212,048
155.231.110.0/23155.231.112.0/22155.231.116.0/232,048
155.231.136.0/212,048
155.231.166.0/23155.231.168.0/22155.231.172.0/232,048
194.101.230.0/23194.101.232.0/22194.101.236.0/232,048
194.155.160.0/212,048
194.155.208.0/212,048
194.155.244.0/22194.155.248.0/222,048
194.189.144.0/212,048AS210450
194.189.168.0/212,048
194.227.128.0/212,048
194.227.138.0/23194.227.140.0/22194.227.144.0/232,048
194.227.224.0/212,048
194.227.91.0-194.227.98.2552,048
194.33.0.0/212,048
195.104.16.0/212,048
195.105.136.0/212,048
212.148.16.0/212,048
212.196.148.0/22212.196.152.0/222,048
195.105.120.144-195.105.127.2551,904
212.148.203.192-212.148.210.2551,856
155.231.233.0/24155.231.234.0/23155.231.236.0/221,792
194.189.0.0/22194.189.4.0/23194.189.6.0/241,792
194.189.111.0/24194.189.112.0/22194.189.116.0/231,792
195.105.112.0/22195.105.116.0/23195.105.118.0/241,792
195.105.155.0/24195.105.156.0/22195.105.160.0/231,792
195.105.64.0/22195.105.68.0/23195.105.70.0/241,792
212.148.229.0/24212.148.230.0/23212.148.232.0/221,792
212.196.136.0/22212.196.140.0/23212.196.142.0/241,792
212.148.197.0-212.148.203.1271,664
155.231.212.0/22155.231.216.0/231,536
194.101.124.0/22194.101.128.0/231,536
194.101.164.0/22194.101.168.0/231,536
194.189.104.0/22194.189.108.0/231,536
194.189.216.0/22194.189.220.0/231,536
194.227.46.0/23194.227.48.0/221,536
195.104.218.0/23195.104.220.0/221,536
195.104.4.0/22195.104.8.0/231,536
195.104.58.0/23195.104.60.0/221,536
195.105.40.0/22195.105.44.0/231,536
195.105.54.0/23195.105.56.0/221,536
195.106.166.0/23195.106.168.0/221,536
195.106.70.0/23195.106.72.0/221,536
195.107.218.0/23195.107.220.0/221,536
62.130.114.0/2362.130.116.0/221,536
155.231.10.0/23155.231.12.0/23155.231.14.0/241,280
194.189.120.0/22194.189.124.0/241,280
194.189.125.0/24194.189.126.0/23194.189.128.0/231,280
194.189.195.0/24194.189.196.0/221,280
194.189.68.0/22194.189.72.0/241,280
194.189.89.0/24194.189.90.0/23194.189.92.0/231,280
194.227.151.0/24194.227.152.0/221,280
194.227.248.0/22194.227.252.0/241,280
195.104.115.0/24195.104.116.0/221,280
195.107.247.0/24195.107.248.0/221,280
195.107.96.0/22195.107.100.0/241,280
212.196.38.0/23212.196.40.0/23212.196.42.0/241,280

Names it registers under

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

  1. NHS England549,556 · 80.71%
  2. Guy's and St Thomas' NHS Foundation Trust65,536 · 9.62%
  3. Royal Free London NHS Foundation Trust65,536 · 9.62%
  4. NHSMail service256 · 0.04%
  5. NHS-ENGLAND16 · 0.00%
  6. BARTS HEALTH NHS TRUST8 · 0.00%
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