DNS Servers

United Kingdom of Great Britain and Northern Ireland 804 local DNS servers

For debugging only

This list is intended to help troubleshoot DNS issues. Do not configure these servers as your DNS resolver unless you know and trust the operator. A DNS resolver can log the domains you look up and can manipulate or block DNS responses.

Instead, use your ISP's default DNS server, or a global DNS server operated by an organisation you trust.

Global DNS servers

  • 51.89.142.207

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 51.89.162.159

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    98% uptime

    16ms
    |
    1ms
    |
    33ms
  • 51.89.206.102

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 51.89.210.253

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    37ms
  • 51.89.210.255

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    16ms
    |
    1ms
    |
    38ms
  • 51.89.238.163

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    98% uptime

    16ms
    |
    1ms
    |
    39ms
  • 51.195.135.199

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 51.195.169.53

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    98% uptime

    16ms
    |
    1ms
    |
    74ms
  • 51.195.236.200

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    48ms
  • 51.195.236.201

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    96% uptime

    16ms
    |
    1ms
    |
    49ms
  • 51.195.248.75

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    32ms
  • 51.195.248.118

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 51.195.248.119

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 51.219.129.61

    Gamma Telecom Holdings Ltd

    AS31655

    London

    51.5085, -0.1257

    100% uptime

    31ms
    |
    3ms
    |
    104ms
  • 52.151.83.162

    Microsoft Corporation

    AS8075

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    1ms
    |
    37ms
  • 54.37.16.80

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    98% uptime

    16ms
    |
    1ms
    |
    66ms
  • 54.37.241.222

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    39ms
  • 54.38.73.107

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    39ms
  • 54.38.144.36

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    17ms
    |
    1ms
    |
    332ms
  • 54.38.209.14

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 54.38.209.133

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    40ms
  • 54.38.213.156

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 57.128.153.165

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 57.128.153.192

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    38ms
  • 57.128.154.52

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    16ms
    |
    1ms
    |
    37ms
  • 57.128.155.55

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 62.31.96.10

    Virgin Media Limited

    AS5089

    London

    51.5085, -0.1257

    99% uptime

    35ms
    |
    1ms
    |
    74ms
  • 62.31.235.226

    Virgin Media Limited

    AS5089

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    4ms
    |
    73ms
  • 62.64.132.152

    AllPoints Fibre Networks Limited

    AS198440

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    0ms
    |
    54ms
  • 62.64.182.230

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    33ms
  • 62.64.188.2

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    1ms
    |
    42ms
  • 62.64.188.3

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    2ms
    |
    48ms
  • 62.64.188.4

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    0ms
    |
    48ms
  • 62.64.188.5

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    2ms
    |
    42ms
  • 62.64.188.6

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    0ms
    |
    48ms
  • 62.64.189.234

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    29ms
  • 62.64.253.180

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    2ms
    |
    55ms
  • 62.89.135.81

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    33ms
    |
    0ms
    |
    55ms
  • 62.89.135.82

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    99% uptime

    32ms
    |
    3ms
    |
    53ms
  • 62.89.135.86

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    4ms
    |
    57ms
  • 62.89.135.87

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    1ms
    |
    58ms
  • 62.89.135.96

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    99% uptime

    33ms
    |
    1ms
    |
    53ms
  • 62.89.135.119

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    33ms
    |
    1ms
    |
    53ms
  • 62.89.135.124

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    36ms
    |
    1ms
    |
    62ms
  • 62.89.135.125

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    37ms
    |
    5ms
    |
    64ms
  • 62.89.135.126

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    43ms
    |
    6ms
    |
    76ms
  • 62.89.135.127

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    36ms
    |
    1ms
    |
    61ms
  • 62.89.135.128

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    2ms
    |
    59ms
  • 62.89.135.186

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    3ms
    |
    56ms
  • 62.89.135.193

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    99% uptime

    35ms
    |
    0ms
    |
    65ms
  • 62.89.135.245

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    99% uptime

    27ms
    |
    2ms
    |
    43ms
  • 62.89.144.18

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    3ms
    |
    51ms
  • 64.40.9.5

    Gameserverkings

    AS26863

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    25ms
  • 64.227.32.105

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    41ms
  • 64.227.46.53

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    99% uptime

    19ms
    |
    0ms
    |
    37ms
  • 68.183.35.61

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    40ms
  • 68.183.45.4

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    17ms
    |
    1ms
    |
    40ms
  • 77.68.112.76

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    74ms
  • 77.68.112.118

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    47ms
  • 77.75.184.4

    Convergence Group (Wireless) Networks Limited

    AS42973

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    0ms
    |
    26ms
  • 77.75.184.5

    M247 UK Ltd

    AS42973

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    0ms
    |
    28ms
  • 78.141.193.48

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    21ms
    |
    0ms
    |
    34ms
  • 78.141.193.173

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    20ms
    |
    0ms
    |
    42ms
  • 78.141.198.16

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    19ms
    |
    0ms
    |
    36ms
  • 78.141.205.33

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    20ms
    |
    0ms
    |
    39ms
  • 78.141.229.85

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    20ms
    |
    0ms
    |
    39ms
  • 78.141.235.101

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    19ms
    |
    0ms
    |
    36ms
  • 79.141.170.54

    HZ Hosting Ltd

    AS61046

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    0ms
    |
    37ms
  • 79.141.171.54

    HZ Hosting Ltd

    AS61046

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    1ms
    |
    39ms
  • 79.173.145.217

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    96% uptime

    21ms
    |
    0ms
    |
    53ms
  • 79.173.151.57

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    55ms
  • 79.173.168.106

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    34ms
  • 80.87.19.75

    Wavenet Limited

    AS21267

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    0ms
    |
    53ms
  • 80.94.192.18

    Talk Straight Ltd.

    AS199335

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    1ms
    |
    104ms
  • 80.94.192.92

    Talk Straight Ltd.

    AS199335

    London

    51.5085, -0.1257

    98% uptime

    34ms
    |
    1ms
    |
    110ms
  • 80.94.192.102

    Talk Straight Ltd.

    AS199335

    London

    51.5085, -0.1257

    100% uptime

    31ms
    |
    0ms
    |
    103ms
  • 80.94.192.116

    Talk Straight Ltd.

    AS199335

    London

    51.5085, -0.1257

    98% uptime

    35ms
    |
    2ms
    |
    118ms
  • 80.169.90.90

    COLT Technology Services Group Limited

    AS8220

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    0ms
    |
    32ms
  • 80.208.216.11

    Backbone Connect Limited

    AS41107

    London

    51.5085, -0.1257

    98% uptime

    19ms
    |
    0ms
    |
    40ms
  • 80.249.21.42

    G.Network Communications Limited

    AS202596

    London

    51.5085, -0.1257

    100% uptime

    22ms
    |
    2ms
    |
    64ms
  • 81.130.177.58

    British Telecommunications PLC

    AS2856

    London

    51.5085, -0.1257

    98% uptime

    28ms
    |
    1ms
    |
    55ms
  • 81.130.177.59

    British Telecommunications PLC

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    28ms
    |
    0ms
    |
    56ms
  • 81.130.177.61

    British Telecommunications PLC

    AS2856

    London

    51.5085, -0.1257

    99% uptime

    28ms
    |
    1ms
    |
    227ms
  • 81.153.42.222

    British Telecommunications PLC

    AS2856

    London

    51.5085, -0.1257

    96% uptime

    21ms
    |
    0ms
    |
    58ms
  • 81.178.116.235

    TalkTalk Communications Limited

    AS13285

    London

    51.5085, -0.1257

    98% uptime

    28ms
    |
    3ms
    |
    75ms
  • 82.33.250.202

    Virgin Media Limited

    AS5089

    London

    51.5085, -0.1257

    100% uptime

    31ms
    |
    2ms
    |
    73ms
  • 82.39.96.245

    Olilo UK & Ireland Ltd

    AS212683

    London

    51.5085, -0.1257

    98% uptime

    28ms
    |
    0ms
    |
    68ms
  • 82.146.154.2

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    22ms
    |
    1ms
    |
    33ms
  • 82.146.154.4

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    38ms
  • 82.146.154.11

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    36ms
  • 82.165.204.89

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    0ms
    |
    2ms
  • 83.98.48.242

    Aspire Technology Solutions Ltd

    AS51043

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    0ms
    |
    36ms
  • 83.151.203.230

    Gigaclear Limited

    AS56329

    London

    51.5085, -0.1257

    99% uptime

    25ms
    |
    0ms
    |
    48ms
  • 83.217.160.66

    YouFibre Limited

    AS212655

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    0ms
    |
    34ms
  • 85.90.32.76

    Telehouse International Corporation of Europe Ltd

    AS39116

    London

    51.5085, -0.1257

    98% uptime

    13ms
    |
    0ms
    |
    178ms
  • 85.118.11.238

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    100% uptime

    33ms
    |
    2ms
    |
    55ms
  • 85.118.11.239

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    100% uptime

    35ms
    |
    4ms
    |
    61ms
  • 85.159.210.136

    Akamai Connected Cloud

    AS63949

    London

    51.5085, -0.1257

    98% uptime

    20ms
    |
    0ms
    |
    27ms
  • 85.159.215.137

    Akamai Connected Cloud

    AS63949

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    32ms
  • 85.208.198.91

    SERVERNET INTERNET LIMITED

    AS60439

    London

    51.5085, -0.1257

    100% uptime

    14ms
    |
    0ms
    |
    32ms