DNS Servers

United Kingdom of Great Britain and Northern Ireland 825 local DNS servers

Download list

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

  • 51.77.227.77

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    78ms
  • 51.77.227.78

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    75ms
  • 51.89.128.253

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    41ms
  • 51.89.143.244

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.89.146.97

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    42ms
  • 51.89.146.98

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    42ms
  • 51.89.146.99

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    41ms
  • 51.89.206.102

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.89.210.252

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    42ms
  • 51.89.210.253

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    42ms
  • 51.89.220.80

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    41ms
  • 51.89.247.195

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    36ms
  • 51.195.135.199

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.195.236.202

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    51ms
  • 51.195.248.118

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.195.248.119

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.195.248.193

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 51.219.72.178

    Gamma Telecom Holdings Ltd

    AS31655

    London

    51.5085, -0.1257

    96% uptime

    27ms
    |
    1ms
    |
    140ms
  • 51.219.129.61

    Gamma Telecom Holdings Ltd

    AS31655

    London

    51.5085, -0.1257

    99% uptime

    30ms
    |
    6ms
    |
    97ms
  • 51.219.210.228

    Gamma Telecom Holdings Ltd

    AS31655

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    5ms
    |
    48ms
  • 54.37.241.222

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    42ms
  • 54.37.242.17

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    42ms
  • 54.38.144.36

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    97% uptime

    21ms
    |
    1ms
    |
    301ms
  • 54.38.209.14

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 54.38.209.133

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    42ms
  • 54.38.210.189

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    98% uptime

    21ms
    |
    0ms
    |
    41ms
  • 54.38.213.156

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    37ms
  • 57.128.153.165

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    37ms
  • 57.128.153.192

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    43ms
  • 57.128.154.52

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    1ms
    |
    41ms
  • 57.128.155.55

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    37ms
  • 62.31.235.226

    Virgin Media Limited

    AS5089

    London

    51.5085, -0.1257

    99% uptime

    33ms
    |
    4ms
    |
    73ms
  • 62.64.182.230

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    33ms
  • 62.64.188.2

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    1ms
    |
    39ms
  • 62.64.188.4

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    1ms
    |
    42ms
  • 62.64.188.5

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    1ms
    |
    41ms
  • 62.64.189.234

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    28ms
  • 62.64.204.154

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    2ms
    |
    42ms
  • 62.89.135.81

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    2ms
    |
    51ms
  • 62.89.135.82

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    33ms
    |
    1ms
    |
    55ms
  • 62.89.135.87

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    35ms
    |
    1ms
    |
    57ms
  • 62.89.135.96

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    1ms
    |
    56ms
  • 62.89.135.97

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    1ms
    |
    58ms
  • 62.89.135.124

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    36ms
    |
    1ms
    |
    64ms
  • 62.89.135.127

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    31ms
    |
    4ms
    |
    47ms
  • 62.89.135.128

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    35ms
    |
    2ms
    |
    38ms
  • 62.89.135.186

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    35ms
    |
    1ms
    |
    59ms
  • 62.89.135.187

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    99% uptime

    37ms
    |
    3ms
    |
    62ms
  • 62.89.135.192

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    1ms
    |
    57ms
  • 62.89.135.193

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    98% uptime

    36ms
    |
    1ms
    |
    63ms
  • 62.89.135.245

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    1ms
    |
    53ms
  • 62.89.144.9

    Redcentric Solutions Ltd

    AS8419

    London

    51.5085, -0.1257

    98% uptime

    32ms
    |
    4ms
    |
    49ms
  • 62.197.63.50

    GNC Realisations 2026 Limited

    AS202596

    London

    51.5085, -0.1257

    100% uptime

    22ms
    |
    1ms
    |
    31ms
  • 62.223.216.76

    Gamma Telecom Holdings Ltd

    AS31655

    London

    51.5085, -0.1257

    100% uptime

    29ms
    |
    1ms
    |
    95ms
  • 64.227.32.105

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    39ms
  • 64.227.40.19

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    42ms
  • 68.183.35.61

    DigitalOcean, LLC

    AS14061

    London

    51.5085, -0.1257

    100% uptime

    17ms
    |
    1ms
    |
    38ms
  • 77.68.112.118

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    99% uptime

    21ms
    |
    1ms
    |
    106ms
  • 77.75.184.4

    Convergence Group (Wireless) Networks Limited

    AS42973

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    1ms
    |
    25ms
  • 77.75.184.5

    Convergence Group (Wireless) Networks Limited

    AS42973

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    1ms
    |
    27ms
  • 77.246.24.122

    BNW TECHNOLOGY LTD

    AS34442

    London

    51.5085, -0.1257

    99% uptime

    20ms
    |
    2ms
    |
    44ms
  • 78.141.193.48

    The Constant Company, LLC

    AS20473

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    34ms
  • 78.141.205.33

    The Constant Company, LLC

    AS20473

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    40ms
  • 78.141.229.85

    The Constant Company, LLC

    AS20473

    London

    51.5130, -0.0800

    100% uptime

    20ms
    |
    1ms
    |
    39ms
  • 78.141.234.49

    The Constant Company, LLC

    AS20473

    London

    51.5094, -0.0590

    100% uptime

    20ms
    |
    1ms
    |
    52ms
  • 78.141.235.101

    The Constant Company, LLC

    AS20473

    London

    51.5094, -0.0590

    100% uptime

    19ms
    |
    1ms
    |
    36ms
  • 79.173.161.241

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    96% uptime

    21ms
    |
    1ms
    |
    57ms
  • 79.173.166.146

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    100% uptime

    28ms
    |
    2ms
    |
    89ms
  • 79.173.168.106

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    2ms
    |
    33ms
  • 79.173.191.29

    Telcom Networks Limited

    AS5631

    London

    51.5085, -0.1257

    98% uptime

    21ms
    |
    1ms
    |
    58ms
  • 80.76.208.90

    Netegral

    AS34623

    London

    51.5085, -0.1257

    98% uptime

    20ms
    |
    1ms
    |
    102ms
  • 80.87.19.75

    Wavenet Limited

    AS21267

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    1ms
    |
    52ms
  • 80.95.204.88

    ICUK Computing Services Limited

    AS51561

    London

    51.5085, -0.1257

    97% uptime

    26ms
    |
    1ms
    |
    77ms
  • 80.95.207.47

    ICUK Computing Services Limited

    AS51561

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    1ms
    |
    43ms
  • 80.209.148.109

    ICUK Computing Services Limited

    AS51561

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    1ms
    |
    49ms
  • 81.2.89.65

    Andrews & Arnold Ltd

    AS20712

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    1ms
    |
    64ms
  • 81.144.175.195

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    0ms
    |
    79ms
  • 81.144.211.115

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    29ms
    |
    0ms
    |
    58ms
  • 81.174.133.228

    Plusnet

    AS6871

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    7ms
    |
    88ms
  • 82.20.221.28

    Virgin Media Limited

    AS5089

    London

    51.5085, -0.1257

    99% uptime

    31ms
    |
    3ms
    |
    51ms
  • 82.146.154.2

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    4ms
    |
    36ms
  • 82.146.154.3

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    4ms
    |
    34ms
  • 82.146.154.4

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    3ms
    |
    37ms
  • 82.146.154.6

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    4ms
    |
    36ms
  • 82.146.154.7

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    3ms
    |
    38ms
  • 82.146.154.8

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    3ms
    |
    37ms
  • 82.146.154.9

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    4ms
    |
    32ms
  • 82.146.154.10

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    4ms
    |
    31ms
  • 82.146.154.11

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    99% uptime

    22ms
    |
    3ms
    |
    32ms
  • 82.146.154.12

    ChunkyChips.net Limited

    AS29446

    London

    51.5085, -0.1257

    99% uptime

    23ms
    |
    3ms
    |
    34ms
  • 82.153.70.137

    EUGAMEHOST LTD

    AS203758

    London

    51.5085, -0.1257

    98% uptime

    21ms
    |
    1ms
    |
    41ms
  • 82.165.204.89

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    2ms
  • 83.98.48.242

    Aspire Technology Solutions Ltd

    AS51043

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    1ms
    |
    32ms
  • 83.98.55.110

    Aspire Technology Solutions Ltd

    AS51043

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    5ms
    |
    38ms
  • 83.151.201.180

    Gigaclear Limited

    AS56329

    London

    51.5094, -0.0590

    98% uptime

    24ms
    |
    1ms
    |
    310ms
  • 83.151.203.230

    Gigaclear Limited

    AS56329

    London

    51.5094, -0.0590

    100% uptime

    25ms
    |
    1ms
    |
    45ms
  • 83.217.160.66

    YouFibre Limited

    AS212655

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    1ms
    |
    32ms
  • 84.92.102.116

    Plusnet

    AS6871

    London

    51.5085, -0.1257

    99% uptime

    21ms
    |
    9ms
    |
    38ms
  • 85.90.33.5

    Telehouse International Corporation of Europe Ltd

    AS39116

    London

    51.5085, -0.1257

    100% uptime

    13ms
    |
    0ms
    |
    82ms
  • 85.118.11.239

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    100% uptime

    36ms
    |
    1ms
    |
    60ms