DNS Servers

United Kingdom of Great Britain and Northern Ireland 1003 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

  • 185.196.92.151

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    100% uptime

    46ms
    |
    16ms
    |
    96ms
  • 185.196.92.215

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    100% uptime

    53ms
    |
    38ms
    |
    115ms
  • 185.196.95.9

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    97% uptime

    49ms
    |
    19ms
    |
    116ms
  • 185.196.95.17

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    100% uptime

    50ms
    |
    17ms
    |
    235ms
  • 185.196.95.45

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    100% uptime

    44ms
    |
    14ms
    |
    185ms
  • 185.196.95.65

    Pangea Connected Limited

    AS207456

    London

    51.5085, -0.1257

    100% uptime

    95ms
    |
    29ms
    |
    229ms
  • 185.199.222.48

    Krystal Hosting Ltd

    AS12488

    London

    51.5085, -0.1257

    100% uptime

    14ms
    |
    1ms
    |
    8ms
  • 185.229.77.81

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    0ms
    |
    44ms
  • 185.229.77.105

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    0ms
    |
    45ms
  • 185.229.77.200

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    0ms
    |
    54ms
  • 185.229.77.205

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    0ms
    |
    30ms
  • 185.229.77.217

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    0ms
    |
    31ms
  • 185.229.78.81

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    97% uptime

    27ms
    |
    0ms
    |
    44ms
  • 185.229.78.113

    Addooco IT Ltd

    AS205120

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    0ms
    |
    44ms
  • 185.236.187.39

    GNC Realisations 2026 Limited

    AS202596

    London

    51.5085, -0.1257

    100% uptime

    17ms
    |
    0ms
    |
    33ms
  • 185.240.109.219

    GNC Realisations 2026 Limited

    AS202596

    London

    51.5085, -0.1257

    100% uptime

    18ms
    |
    1ms
    |
    81ms
  • 188.39.251.169

    ENTANET International Limited

    AS8468

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    0ms
    |
    48ms
  • 188.94.72.242

    High Availability Hosting Limited

    AS49485

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    0ms
    |
    65ms
  • 188.127.95.6

    Vaioni Group Ltd

    AS35575

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    0ms
    |
    109ms
  • 193.105.189.70

    Optinet U.K. Limited

    AS43872

    London

    51.5085, -0.1257

    100% uptime

    31ms
    |
    0ms
    |
    97ms
  • 193.115.194.248

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    28ms
    |
    1ms
    |
    67ms
  • 193.115.216.94

    Virtual1 Limited

    AS47474

    London

    51.5237, -0.0877

    100% uptime

    28ms
    |
    0ms
    |
    52ms
  • 193.117.230.234

    Virtual1 Limited

    AS47474

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    30ms
  • 194.35.42.17

    NEAR IP, S.L.

    AS49600

    London

    51.5085, -0.1257

    100% uptime

    18ms
    |
    1ms
    |
    29ms
  • 194.60.86.155

    DA International Group Ltd.

    AS203380

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    23ms
  • 194.72.248.18

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    23ms
    |
    1ms
    |
    138ms
  • 194.74.53.154

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    1ms
    |
    67ms
  • 194.75.138.145

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    7ms
    |
    131ms
  • 194.164.229.218

    Aquiss Limited

    AS215066

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    1ms
    |
    55ms
  • 195.21.52.233

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 195.21.81.206

    ITS Technology Group Limited

    AS41354

    London

    51.5085, -0.1257

    100% uptime

    29ms
    |
    1ms
    |
    78ms
  • 195.21.82.217

    ITS Technology Group Limited

    AS41354

    London

    51.5085, -0.1257

    100% uptime

    25ms
    |
    0ms
    |
    75ms
  • 195.50.90.138

    Level 3 Parent, LLC

    AS3356

    London

    51.5085, -0.1257

    100% uptime

    27ms
    |
    1ms
    |
    66ms
  • 195.59.146.170

    Vodafone Group PLC

    AS1273

    London

    51.5085, -0.1257

    97% uptime

    18ms
    |
    1ms
    |
    54ms
  • 195.99.206.170

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    24ms
    |
    0ms
    |
    80ms
  • 195.137.20.70

    TalkTalk Communications Limited

    AS13285

    London

    51.5085, -0.1257

    97% uptime

    28ms
    |
    0ms
    |
    90ms
  • 195.143.27.217

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    34ms
  • 195.173.172.204

    Vodafone Group PLC

    AS1273

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    41ms
  • 198.244.131.167

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    38ms
  • 198.244.169.67

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    96% uptime

    20ms
    |
    1ms
    |
    43ms
  • 198.244.175.211

    OVH SAS

    AS16276

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    38ms
  • 209.250.230.215

    The Constant Company, LLC

    AS20473

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    8ms
  • 212.35.241.70

    Wavenet Limited

    AS5413

    London

    51.5085, -0.1257

    96% uptime

    31ms
    |
    0ms
    |
    87ms
  • 212.46.131.245

    BE SLOUGH DC UK LIMITED

    AS205434

    London

    51.5085, -0.1257

    100% uptime

    17ms
    |
    1ms
    |
    34ms
  • 212.69.60.3

    IDNet

    AS12496

    London

    51.5085, -0.1257

    100% uptime

    28ms
    |
    0ms
    |
    65ms
  • 212.139.148.54

    TalkTalk Communications Limited

    AS13285

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    108ms
  • 212.161.55.139

    COLT Technology Services Group Limited

    AS8220

    London

    51.5085, -0.1257

    100% uptime

    19ms
    |
    0ms
    |
    29ms
  • 212.188.247.2

    ClaraNET LTD

    AS8426

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    0ms
    |
    57ms
  • 213.39.119.154

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    0ms
    |
    35ms
  • 213.122.33.83

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    1ms
    |
    34ms
  • 213.146.132.120

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    96% uptime

    33ms
    |
    2ms
    |
    58ms
  • 213.146.135.152

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    100% uptime

    34ms
    |
    5ms
    |
    47ms
  • 213.146.135.156

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    100% uptime

    32ms
    |
    6ms
    |
    32ms
  • 213.146.136.139

    Redcentric Solutions Ltd

    AS13009

    London

    51.5085, -0.1257

    96% uptime

    33ms
    |
    4ms
    |
    52ms
  • 213.251.9.33

    GTT Communications Inc.

    AS3257

    London

    51.5094, -0.0590

    100% uptime

    15ms
    |
    1ms
    |
    34ms
  • 213.251.18.49

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    34ms
  • 213.251.32.186

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 213.251.33.250

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    33ms
  • 213.251.39.146

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    15ms
    |
    1ms
    |
    33ms
  • 213.251.51.146

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 213.251.56.33

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    32ms
  • 213.251.58.218

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    33ms
  • 213.251.63.225

    GTT Communications Inc.

    AS3257

    London

    51.5085, -0.1257

    100% uptime

    16ms
    |
    1ms
    |
    34ms
  • 213.255.246.99

    Clouvider

    AS62240

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    24ms
  • 217.33.94.171

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    42ms
  • 217.33.94.172

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    36ms
  • 217.34.99.2

    British Telecommunications Limited

    AS2856

    London

    51.5085, -0.1257

    100% uptime

    26ms
    |
    1ms
    |
    24ms
  • 217.144.89.5

    IDNet

    AS12496

    London

    51.5085, -0.1257

    100% uptime

    20ms
    |
    0ms
    |
    56ms
  • 217.146.84.178

    Hydra Communications Ltd

    AS25369

    London

    51.5085, -0.1257

    100% uptime

    14ms
    |
    1ms
    |
    51ms
  • 217.146.84.179

    Hydra Communications Ltd

    AS25369

    London

    51.5085, -0.1257

    100% uptime

    14ms
    |
    1ms
    |
    54ms
  • 217.154.42.63

    IONOS SE

    AS8560

    London

    51.5085, -0.1257

    100% uptime

    21ms
    |
    1ms
    |
    58ms
  • 109.109.152.136

    Jola Cloud Solutions Ltd

    AS212174

    Long Eaton

    52.8986, -1.2714

    100% uptime

    101ms
    |
    12ms
    |
    231ms
  • 193.160.191.168

    Baltic Broadband Limited

    AS203421

    Maghull

    53.5162, -2.9412

    97% uptime

    25ms
    |
    0ms
    |
    142ms
  • 85.208.198.91

    SERVERNET INTERNET LIMITED

    AS60439

    Maidenhead

    51.5228, -0.7199

    100% uptime

    14ms
    |
    0ms
    |
    31ms
  • 195.11.146.219

    Vodafone Group PLC

    AS1273

    Maidstone

    51.2667, 0.5167

    96% uptime

    32ms
    |
    1ms
    |
    89ms
  • 77.75.184.4

    Convergence Group (Wireless) Networks Limited

    AS42973

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    34ms
  • 77.75.184.5

    Convergence Group (Wireless) Networks Limited

    AS42973

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    36ms
  • 80.252.121.186

    Telcom Networks Limited

    AS5631

    Manchester

    53.4809, -2.2374

    100% uptime

    34ms
    |
    0ms
    |
    94ms
  • 89.21.3.65

    Equinix (EMEA) Acquisition Enterprises B.V.

    AS15830

    Manchester

    53.4809, -2.2374

    100% uptime

    20ms
    |
    1ms
    |
    169ms
  • 89.21.3.193

    Equinix (EMEA) Acquisition Enterprises B.V.

    AS15830

    Manchester

    53.4809, -2.2374

    100% uptime

    20ms
    |
    0ms
    |
    142ms
  • 103.110.210.42

    Telcom Networks Limited

    AS5631

    Manchester

    53.4809, -2.2374

    100% uptime

    34ms
    |
    0ms
    |
    114ms
  • 149.40.118.10

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    97% uptime

    22ms
    |
    0ms
    |
    58ms
  • 149.86.71.149

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    100% uptime

    20ms
    |
    0ms
    |
    64ms
  • 149.86.74.238

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    100% uptime

    27ms
    |
    0ms
    |
    36ms
  • 149.86.74.251

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    93% uptime

    34ms
    |
    1ms
    |
    125ms
  • 149.107.97.222

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    75ms
  • 149.107.99.242

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    100% uptime

    27ms
    |
    0ms
    |
    44ms
  • 149.107.121.195

    ITS Technology Group Limited

    AS41354

    Manchester

    53.4809, -2.2374

    100% uptime

    21ms
    |
    0ms
    |
    116ms
  • 164.39.46.146

    Convergence Group (Wireless) Networks Limited

    AS42973

    Manchester

    53.4809, -2.2374

    100% uptime

    23ms
    |
    1ms
    |
    54ms
  • 164.39.46.148

    Convergence Group (Wireless) Networks Limited

    AS42973

    Manchester

    53.4809, -2.2374

    100% uptime

    23ms
    |
    1ms
    |
    55ms
  • 178.238.136.12

    ANS ACADEMY LIMITED

    AS61323

    Manchester

    53.4809, -2.2374

    100% uptime

    20ms
    |
    1ms
    |
    259ms
  • 209.42.11.227

    Telcom Networks Limited

    AS5631

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    54ms
  • 209.42.11.228

    Telcom Networks Limited

    AS5631

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    52ms
  • 213.146.175.238

    IP River Limited

    AS62163

    Manchester

    53.4809, -2.2374

    96% uptime

    26ms
    |
    1ms
    |
    88ms
  • 217.138.55.133

    Convergence Group (Wireless) Networks Limited

    AS16247

    Manchester

    53.4809, -2.2374

    100% uptime

    25ms
    |
    0ms
    |
    58ms
  • 81.131.7.114

    British Telecommunications Limited

    AS2856

    Mansfield

    53.1333, -1.2000

    100% uptime

    25ms
    |
    1ms
    |
    74ms
  • 86.22.152.45

    Virgin Media Limited

    AS5089

    March

    52.5513, 0.0883

    91% uptime

    28ms
    |
    1ms
    |
    174ms
  • 81.130.177.60

    British Telecommunications Limited

    AS2856

    Margate

    51.3813, 1.3862

    100% uptime

    25ms
    |
    1ms
    |
    214ms
  • 81.130.177.58

    British Telecommunications Limited

    AS2856

    Market Deeping

    52.6765, -0.3163

    100% uptime

    25ms
    |
    1ms
    |
    48ms
  • 81.130.177.59

    British Telecommunications Limited

    AS2856

    Market Deeping

    52.6765, -0.3163

    100% uptime

    25ms
    |
    1ms
    |
    49ms