DNS Servers

Japan 212 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

  • 113.43.136.34

    ARTERIA Networks Corporation

    AS17506

    Asagaya-minami

    35.7021, 139.6375

    100% uptime

    276ms
    |
    2ms
    |
    493ms
  • 133.242.232.28

    SAKURA Internet Inc.

    AS7684

    Asagaya-minami

    35.7021, 139.6375

    100% uptime

    260ms
    |
    5ms
    |
    248ms
  • 59.140.229.91

    KDDI CORPORATION

    AS2516

    Chiba

    35.6000, 140.1167

    100% uptime

    268ms
    |
    14ms
    |
    226ms
  • 153.212.234.143

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Chiba

    35.6000, 140.1167

    100% uptime

    278ms
    |
    13ms
    |
    359ms
  • 45.32.18.128

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    267ms
    |
    2ms
    |
    280ms
  • 45.32.36.43

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    89% uptime

    258ms
    |
    1ms
    |
    288ms
  • 45.32.56.139

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    265ms
    |
    1ms
    |
    276ms
  • 45.32.254.233

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    254ms
    |
    8ms
    |
    214ms
  • 45.76.51.219

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    93% uptime

    260ms
    |
    8ms
    |
    279ms
  • 45.76.55.70

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    276ms
    |
    2ms
    |
    155ms
  • 45.76.105.63

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    264ms
    |
    1ms
    |
    27ms
  • 45.77.11.240

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    96% uptime

    266ms
    |
    11ms
    |
    267ms
  • 45.77.21.115

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    96% uptime

    262ms
    |
    4ms
    |
    272ms
  • 45.77.178.188

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    89% uptime

    259ms
    |
    5ms
    |
    290ms
  • 45.77.178.219

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    258ms
    |
    2ms
    |
    313ms
  • 45.77.180.153

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    78% uptime

    262ms
    |
    1ms
    |
    288ms
  • 66.42.33.24

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    96% uptime

    268ms
    |
    18ms
    |
    240ms
  • 66.42.39.42

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    89% uptime

    272ms
    |
    4ms
    |
    270ms
  • 139.180.203.109

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    264ms
    |
    7ms
    |
    263ms
  • 198.13.35.68

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    258ms
    |
    6ms
    |
    274ms
  • 198.13.58.167

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    255ms
    |
    6ms
    |
    270ms
  • 202.182.98.135

    The Constant Company, LLC

    AS20473

    Ebara

    35.6130, 139.7031

    100% uptime

    255ms
    |
    4ms
    |
    274ms
  • 152.117.229.102

    Sony Network Communications Inc.

    AS2527

    Fukuoka

    33.6000, 130.4167

    100% uptime

    269ms
    |
    1ms
    |
    337ms
  • 61.87.109.71

    Community Network Center Inc.

    AS9354

    Gujō

    35.7369, 136.9585

    100% uptime

    254ms
    |
    0ms
    |
    830ms
  • 60.91.186.31

    SoftBank Corp.

    AS17676

    Hirakata

    34.8135, 135.6491

    96% uptime

    267ms
    |
    5ms
    |
    64ms
  • 60.46.253.238

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Hiroshima

    34.4000, 132.4500

    100% uptime

    277ms
    |
    4ms
    |
    401ms
  • 155.248.186.76

    Oracle Corporation

    AS31898

    Inzai

    35.8089, 140.1185

    100% uptime

    252ms
    |
    14ms
    |
    16ms
  • 45.143.131.176

    xTom Japan Corporation

    AS3258

    Kanda-jinbōchō

    35.6841, 139.7521

    96% uptime

    254ms
    |
    4ms
    |
    252ms
  • 165.101.8.2

    Incorporated Educational Institution Kaichigakuen

    AS152870

    Kashiwa

    35.8622, 139.9773

    100% uptime

    233ms
    |
    4ms
    |
    33ms
  • 165.101.8.3

    Incorporated Educational Institution Kaichigakuen

    AS152870

    Kashiwa

    35.8622, 139.9773

    100% uptime

    239ms
    |
    5ms
    |
    165ms
  • 39.111.7.130

    Sony Network Communications Inc.

    AS2527

    Kawasaki

    35.5206, 139.7172

    100% uptime

    267ms
    |
    1ms
    |
    276ms
  • 61.127.193.14

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Kawasaki

    35.5206, 139.7172

    100% uptime

    268ms
    |
    3ms
    |
    626ms
  • 125.56.0.22

    QTnet,Inc.

    AS7679

    Kitakyushu

    33.8518, 130.8503

    96% uptime

    290ms
    |
    2ms
    |
    601ms
  • 61.193.129.2

    Nihon Network Service Co, .Ltd.

    AS17530

    Kofu

    35.6667, 138.5667

    100% uptime

    284ms
    |
    5ms
    |
    297ms
  • 92.202.37.34

    Sony Network Communications Inc.

    AS2527

    Kyoto

    35.0211, 135.7538

    96% uptime

    264ms
    |
    4ms
    |
    68ms
  • 118.22.21.60

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Kyoto

    35.0211, 135.7538

    100% uptime

    262ms
    |
    13ms
    |
    294ms
  • 219.163.8.19

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Kyoto

    35.0211, 135.7538

    100% uptime

    261ms
    |
    3ms
    |
    292ms
  • 133.247.246.230

    MCAT Ltd.

    AS131923

    Mihara

    34.4000, 133.0833

    100% uptime

    287ms
    |
    4ms
    |
    296ms
  • 61.194.100.136

    NTT PC Communications, Inc.

    AS2514

    Minato City

    35.6581, 139.7515

    100% uptime

    266ms
    |
    7ms
    |
    307ms
  • 202.223.247.232

    Research Organization of Information and Systems, National Institute of Informatics

    AS2907

    Mitaka

    35.6836, 139.5600

    100% uptime

    234ms
    |
    5ms
    |
    771ms
  • 124.255.82.6

    FreeBit Co.,Ltd.

    AS10013

    Nagoya

    35.1815, 136.9064

    93% uptime

    257ms
    |
    6ms
    |
    327ms
  • 160.86.99.87

    Sony Network Communications Inc.

    AS2527

    Nagoya

    35.1815, 136.9064

    100% uptime

    260ms
    |
    0ms
    |
    232ms
  • 219.117.246.89

    NTT PC Communications, Inc.

    AS2514

    Nagoya

    35.1815, 136.9064

    100% uptime

    298ms
    |
    8ms
    |
    38ms
  • 217.178.120.98

    INTERNET MULTIFEED CO.

    AS55392

    Niimi

    34.9833, 133.4667

    96% uptime

    278ms
    |
    8ms
    |
    433ms
  • 216.153.99.198

    Sony Network Communications Inc.

    AS2527

    Nishinomiya

    34.7156, 135.3320

    100% uptime

    263ms
    |
    1ms
    |
    278ms
  • 210.135.235.214

    IMIZU CABLE NETWORK CO.,LTD.

    AS23778

    Nishishinminato

    36.7796, 137.0758

    100% uptime

    261ms
    |
    5ms
    |
    302ms
  • 45.32.255.169

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    100% uptime

    255ms
    |
    8ms
    |
    249ms
  • 45.77.22.115

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    100% uptime

    256ms
    |
    6ms
    |
    293ms
  • 149.28.17.1

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    96% uptime

    262ms
    |
    15ms
    |
    284ms
  • 198.13.38.170

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    96% uptime

    260ms
    |
    5ms
    |
    272ms
  • 207.148.90.64

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    100% uptime

    256ms
    |
    7ms
    |
    272ms
  • 207.148.91.174

    The Constant Company, LLC

    AS20473

    Ōi

    35.6090, 139.7302

    100% uptime

    259ms
    |
    6ms
    |
    272ms
  • 23.106.142.219

    IT7 Networks Inc

    AS25820

    Osaka

    34.6938, 135.5011

    100% uptime

    260ms
    |
    1ms
    |
    267ms
  • 27.110.19.226

    COLT Technology Services Group Limited

    AS8220

    Osaka

    34.6938, 135.5011

    96% uptime

    236ms
    |
    1ms
    |
    260ms
  • 38.47.97.87

    VMISS Inc.

    AS400464

    Osaka

    34.6938, 135.5011

    100% uptime

    255ms
    |
    5ms
    |
    17ms
  • 49.212.145.129

    SAKURA Internet Inc.

    AS9371

    Osaka

    34.6938, 135.5011

    100% uptime

    245ms
    |
    1ms
    |
    347ms
  • 49.212.196.132

    SAKURA Internet Inc.

    AS9371

    Osaka

    34.6938, 135.5011

    100% uptime

    248ms
    |
    4ms
    |
    18ms
  • 58.191.60.25

    OPTAGE Inc.

    AS17511

    Osaka

    34.6938, 135.5011

    100% uptime

    266ms
    |
    0ms
    |
    294ms
  • 60.93.38.198

    SoftBank Corp.

    AS17676

    Osaka

    34.6938, 135.5011

    100% uptime

    271ms
    |
    5ms
    |
    116ms
  • 61.114.231.243

    Cyber Wave Japan Co., Ltd.

    AS10015

    Osaka

    34.6938, 135.5011

    100% uptime

    284ms
    |
    2ms
    |
    570ms
  • 64.176.41.50

    The Constant Company, LLC

    AS20473

    Osaka

    34.6938, 135.5011

    96% uptime

    276ms
    |
    10ms
    |
    248ms
  • 64.176.43.188

    The Constant Company, LLC

    AS20473

    Osaka

    34.6938, 135.5011

    89% uptime

    252ms
    |
    4ms
    |
    269ms
  • 64.176.47.22

    The Constant Company, LLC

    AS20473

    Osaka

    34.6938, 135.5011

    100% uptime

    284ms
    |
    0ms
    |
    252ms
  • 64.176.53.191

    The Constant Company, LLC

    AS20473

    Osaka

    34.6938, 135.5011

    100% uptime

    278ms
    |
    0ms
    |
    244ms
  • 120.143.48.206

    NTT PC Communications, Inc.

    AS2514

    Osaka

    34.6938, 135.5011

    100% uptime

    276ms
    |
    4ms
    |
    128ms
  • 126.249.167.169

    SoftBank Corp.

    AS17676

    Osaka

    34.6938, 135.5011

    96% uptime

    245ms
    |
    4ms
    |
    284ms
  • 129.225.155.55

    Oracle Corporation

    AS31898

    Osaka

    34.6938, 135.5011

    100% uptime

    243ms
    |
    2ms
    |
    203ms
  • 131.147.205.105

    Sony Network Communications Inc.

    AS2527

    Osaka

    34.6938, 135.5011

    100% uptime

    274ms
    |
    2ms
    |
    307ms
  • 140.83.62.205

    Oracle Corporation

    AS31898

    Osaka

    34.6938, 135.5011

    96% uptime

    246ms
    |
    8ms
    |
    258ms
  • 160.251.171.125

    GMO Internet, Inc.

    AS58791

    Osaka

    34.6938, 135.5011

    100% uptime

    277ms
    |
    3ms
    |
    302ms
  • 162.43.53.234

    XServer Cloud Inc.

    AS131965

    Osaka

    34.6938, 135.5011

    100% uptime

    236ms
    |
    9ms
    |
    258ms
  • 178.157.60.124

    IT7 Networks Inc

    AS25820

    Osaka

    34.6938, 135.5011

    96% uptime

    261ms
    |
    1ms
    |
    296ms
  • 210.156.0.130

    Cyber Kansai Project

    AS4718

    Osaka

    34.6938, 135.5011

    96% uptime

    278ms
    |
    3ms
    |
    308ms
  • 211.1.228.61

    NTT SmartConnect Corporation

    AS7671

    Osaka

    34.6938, 135.5011

    93% uptime

    256ms
    |
    4ms
    |
    347ms
  • 217.142.230.175

    Oracle Corporation

    AS31898

    Osaka

    34.6938, 135.5011

    100% uptime

    270ms
    |
    5ms
    |
    13ms
  • 217.142.239.111

    Oracle Corporation

    AS31898

    Osaka

    34.6938, 135.5011

    100% uptime

    266ms
    |
    3ms
    |
    13ms
  • 219.117.224.108

    NTT PC Communications, Inc.

    AS2514

    Osaka

    34.6938, 135.5011

    100% uptime

    282ms
    |
    9ms
    |
    393ms
  • 59.146.22.48

    Sony Network Communications Inc.

    AS2527

    Oyama

    36.3000, 139.8000

    100% uptime

    269ms
    |
    1ms
    |
    37ms
  • 61.127.32.66

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Saitama

    35.9081, 139.6566

    100% uptime

    272ms
    |
    4ms
    |
    332ms
  • 150.99.178.34

    Research Organization of Information and Systems, National Institute of Informatics

    AS2907

    Saitama

    35.9081, 139.6566

    100% uptime

    254ms
    |
    4ms
    |
    55ms
  • 172.86.208.210

    extride inc.

    AS63772

    Samata

    32.6211, 130.8213

    100% uptime

    289ms
    |
    1ms
    |
    590ms
  • 153.156.1.105

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Sapporo

    43.0667, 141.3500

    93% uptime

    275ms
    |
    11ms
    |
    674ms
  • 152.165.31.84

    Sony Network Communications Inc.

    AS2527

    Sōka

    35.8364, 139.7996

    96% uptime

    275ms
    |
    1ms
    |
    276ms
  • 133.18.180.253

    KAGOYA JAPAN Inc.

    AS24282

    Sugai

    34.7331, 135.8183

    100% uptime

    269ms
    |
    4ms
    |
    269ms
  • 180.21.133.159

    NTT DOCOMO BUSINESS,Inc.

    AS4713

    Takasaki

    36.3333, 139.0167

    100% uptime

    257ms
    |
    7ms
    |
    287ms
  • 121.104.209.92

    KDDI CORPORATION

    AS2516

    Tendō

    38.3536, 140.3697

    100% uptime

    279ms
    |
    9ms
    |
    323ms
  • 165.101.8.1

    Incorporated Educational Institution Kaichigakuen

    AS152870

    Tokorozawa

    35.7992, 139.4690

    100% uptime

    253ms
    |
    2ms
    |
    223ms
  • 61.201.24.249

    SoftBank Corp.

    AS4725

    Tokushima

    34.0667, 134.5667

    100% uptime

    264ms
    |
    4ms
    |
    313ms
  • 5.104.82.169

    Contabo Asia Private Limited

    AS141995

    Tokyo

    35.6895, 139.6917

    100% uptime

    222ms
    |
    16ms
    |
    20ms
  • 5.104.83.136

    Contabo Asia Private Limited

    AS141995

    Tokyo

    35.6895, 139.6917

    89% uptime

    220ms
    |
    17ms
    |
    261ms
  • 5.104.86.209

    Contabo Asia Private Limited

    AS141995

    Tokyo

    35.6895, 139.6917

    96% uptime

    221ms
    |
    10ms
    |
    232ms
  • 8.209.203.3

    Alibaba (US) Technology Co., Ltd.

    AS45102

    Tokyo

    35.6895, 139.6917

    100% uptime

    233ms
    |
    4ms
    |
    254ms
  • 8.216.82.12

    Alibaba (US) Technology Co., Ltd.

    AS45102

    Tokyo

    35.6895, 139.6917

    100% uptime

    243ms
    |
    6ms
    |
    259ms
  • 23.128.228.10

    Eons Data Communications Limited

    AS138997

    Tokyo

    35.6895, 139.6917

    100% uptime

    258ms
    |
    0ms
    |
    295ms
  • 23.128.228.253

    Eons Data Communications Limited

    AS138997

    Tokyo

    35.6895, 139.6917

    78% uptime

    261ms
    |
    0ms
    |
    283ms
  • 27.123.14.19

    OnairNet Inc.

    AS38638

    Tokyo

    35.6895, 139.6917

    100% uptime

    264ms
    |
    1ms
    |
    329ms
  • 31.223.184.175

    G-Core Labs S.A.

    AS199524

    Tokyo

    35.6895, 139.6917

    100% uptime

    249ms
    |
    4ms
    |
    261ms
  • 34.146.89.95

    Google LLC

    AS396982

    Tokyo

    35.6895, 139.6917

    100% uptime

    251ms
    |
    1ms
    |
    285ms
  • 35.190.224.220

    Google LLC

    AS396982

    Tokyo

    35.6895, 139.6917

    100% uptime

    252ms
    |
    1ms
    |
    267ms
  • 39.110.202.169

    Sony Network Communications Inc.

    AS2527

    Tokyo

    35.6895, 139.6917

    100% uptime

    273ms
    |
    1ms
    |
    573ms