DNS Servers

Korea (Republic of) 106 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

  • 59.14.208.29

    Korea Telecom

    AS4766

    Ansan-si

    37.3236, 126.8219

    88% uptime

    288ms
    |
    0ms
    |
    306ms
  • 175.196.78.5

    Korea Telecom

    AS4766

    Anyang-si

    37.3925, 126.9269

    100% uptime

    286ms
    |
    3ms
    |
    394ms
  • 222.114.13.218

    Korea Telecom

    AS4766

    Asan

    36.7836, 127.0042

    88% uptime

    300ms
    |
    9ms
    |
    336ms
  • 14.43.186.15

    Korea Telecom

    AS4766

    Busan

    35.1017, 129.0300

    100% uptime

    279ms
    |
    5ms
    |
    299ms
  • 119.198.248.48

    Korea Telecom

    AS4766

    Busan

    35.1017, 129.0300

    100% uptime

    282ms
    |
    6ms
    |
    74ms
  • 121.175.130.80

    Korea Telecom

    AS4766

    Busan

    35.1017, 129.0300

    100% uptime

    286ms
    |
    4ms
    |
    307ms
  • 121.175.169.83

    Korea Telecom

    AS4766

    Busan

    35.1017, 129.0300

    100% uptime

    286ms
    |
    4ms
    |
    318ms
  • 222.97.41.63

    Korea Telecom

    AS4766

    Busan

    35.1017, 129.0300

    100% uptime

    289ms
    |
    5ms
    |
    294ms
  • 121.152.90.32

    Korea Telecom

    AS4766

    Cheonan

    36.8065, 127.1522

    100% uptime

    291ms
    |
    6ms
    |
    304ms
  • 146.56.115.81

    Oracle Corporation

    AS31898

    Chuncheon

    37.8747, 127.7342

    98% uptime

    220ms
    |
    9ms
    |
    1ms
  • 158.180.83.148

    Oracle Corporation

    AS31898

    Chuncheon

    37.8747, 127.7342

    98% uptime

    220ms
    |
    9ms
    |
    232ms
  • 119.201.141.48

    Korea Telecom

    AS4766

    Daegu

    35.8703, 128.5911

    100% uptime

    284ms
    |
    9ms
    |
    306ms
  • 211.199.21.90

    Korea Telecom

    AS4766

    Daegu

    35.8703, 128.5911

    100% uptime

    287ms
    |
    5ms
    |
    342ms
  • 218.157.202.208

    Korea Telecom

    AS4766

    Daegu

    35.8703, 128.5911

    100% uptime

    284ms
    |
    4ms
    |
    290ms
  • 121.152.208.28

    Korea Telecom

    AS4766

    Daejeon

    36.3491, 127.3849

    100% uptime

    279ms
    |
    2ms
    |
    356ms
  • 124.195.183.18

    CMB Daejeon Broadcasting Co,.Ltd

    AS38684

    Daejeon

    36.3491, 127.3849

    100% uptime

    254ms
    |
    4ms
    |
    273ms
  • 221.158.33.212

    Korea Telecom

    AS4766

    Daejeon

    36.3491, 127.3849

    100% uptime

    293ms
    |
    6ms
    |
    322ms
  • 132.145.89.151

    Oracle Corporation

    AS31898

    Gangseo-gu

    37.5308, 126.8751

    100% uptime

    321ms
    |
    4ms
    |
    311ms
  • 132.226.174.181

    Oracle Corporation

    AS31898

    Gangseo-gu

    37.5308, 126.8751

    94% uptime

    321ms
    |
    3ms
    |
    335ms
  • 141.164.34.194

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    223ms
    |
    0ms
    |
    306ms
  • 141.164.35.183

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    224ms
    |
    0ms
    |
    306ms
  • 141.164.36.106

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    94% uptime

    224ms
    |
    0ms
    |
    238ms
  • 141.164.37.24

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    225ms
    |
    0ms
    |
    302ms
  • 141.164.39.45

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    285ms
    |
    28ms
    |
    303ms
  • 141.164.43.146

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    99% uptime

    298ms
    |
    34ms
    |
    300ms
  • 141.164.58.152

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    223ms
    |
    0ms
    |
    304ms
  • 141.164.61.73

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    286ms
    |
    29ms
    |
    295ms
  • 141.164.63.13

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    223ms
    |
    0ms
    |
    304ms
  • 158.247.198.98

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    99% uptime

    286ms
    |
    29ms
    |
    309ms
  • 158.247.199.200

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    224ms
    |
    0ms
    |
    302ms
  • 158.247.204.195

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    295ms
    |
    34ms
    |
    302ms
  • 158.247.207.58

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    223ms
    |
    0ms
    |
    304ms
  • 158.247.212.18

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    298ms
    |
    34ms
    |
    304ms
  • 158.247.213.101

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    292ms
    |
    32ms
    |
    302ms
  • 158.247.219.140

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    289ms
    |
    31ms
    |
    303ms
  • 158.247.226.16

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    299ms
    |
    34ms
    |
    300ms
  • 158.247.234.125

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    222ms
    |
    0ms
    |
    306ms
  • 158.247.238.70

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    225ms
    |
    0ms
    |
    302ms
  • 158.247.241.171

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    224ms
    |
    0ms
    |
    302ms
  • 158.247.249.177

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    99% uptime

    286ms
    |
    29ms
    |
    307ms
  • 158.247.250.248

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    224ms
    |
    0ms
    |
    235ms
  • 158.247.254.238

    The Constant Company, LLC

    AS20473

    Gangseo-gu

    37.5822, 126.8866

    100% uptime

    225ms
    |
    0ms
    |
    234ms
  • 193.123.225.73

    Oracle Corporation

    AS31898

    Gangseo-gu

    37.5308, 126.8751

    94% uptime

    320ms
    |
    0ms
    |
    329ms
  • 193.123.247.241

    Oracle Corporation

    AS31898

    Gangseo-gu

    37.5308, 126.8751

    94% uptime

    321ms
    |
    6ms
    |
    325ms
  • 61.73.8.113

    Korea Telecom

    AS4766

    Goyang-si

    37.6564, 126.8350

    98% uptime

    285ms
    |
    17ms
    |
    310ms
  • 115.23.94.231

    Korea Telecom

    AS4766

    Gwangju

    35.1547, 126.9156

    94% uptime

    285ms
    |
    5ms
    |
    308ms
  • 1.234.31.2

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    98% uptime

    218ms
    |
    1ms
    |
    298ms
  • 14.51.253.218

    Korea Telecom

    AS4766

    Incheon

    37.4565, 126.7052

    98% uptime

    290ms
    |
    4ms
    |
    303ms
  • 49.247.146.38

    SMILESERV

    AS38700

    Incheon

    37.4565, 126.7052

    94% uptime

    215ms
    |
    11ms
    |
    283ms
  • 59.17.147.1

    Korea Telecom

    AS4766

    Incheon

    37.4565, 126.7052

    100% uptime

    282ms
    |
    6ms
    |
    290ms
  • 101.202.35.190

    DREAMMARK1

    AS17878

    Incheon

    37.4565, 126.7052

    98% uptime

    272ms
    |
    19ms
    |
    290ms
  • 115.178.76.41

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    218ms
    |
    1ms
    |
    299ms
  • 180.71.56.202

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    218ms
    |
    1ms
    |
    504ms
  • 211.202.2.27

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    219ms
    |
    1ms
    |
    550ms
  • 211.245.31.2

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    219ms
    |
    1ms
    |
    298ms
  • 218.38.12.112

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    98% uptime

    219ms
    |
    1ms
    |
    229ms
  • 221.139.104.219

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    219ms
    |
    1ms
    |
    366ms
  • 222.99.118.176

    Korea Telecom

    AS4766

    Incheon

    37.4565, 126.7052

    99% uptime

    291ms
    |
    23ms
    |
    313ms
  • 222.233.44.14

    SK Broadband Co Ltd

    AS9318

    Incheon

    37.4565, 126.7052

    100% uptime

    220ms
    |
    1ms
    |
    301ms
  • 211.177.217.89

    SK Broadband Co Ltd

    AS9318

    Jeonju

    35.8219, 127.1489

    99% uptime

    227ms
    |
    3ms
    |
    483ms
  • 14.38.109.121

    Korea Telecom

    AS4766

    Pyeongtaek

    36.9947, 127.0889

    100% uptime

    292ms
    |
    10ms
    |
    299ms
  • 203.239.100.154

    VP

    AS9527

    Sejong

    36.5924, 127.2922

    100% uptime

    226ms
    |
    1ms
    |
    232ms
  • 14.43.94.20

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    98% uptime

    280ms
    |
    4ms
    |
    401ms
  • 20.249.202.171

    Microsoft Corporation

    AS8075

    Seoul

    37.5660, 126.9784

    100% uptime

    217ms
    |
    10ms
    |
    251ms
  • 40.82.159.199

    Microsoft Corporation

    AS8075

    Seoul

    37.5660, 126.9784

    100% uptime

    217ms
    |
    3ms
    |
    262ms
  • 45.88.182.211

    WorkTitans B.V.

    AS209847

    Seoul

    37.5660, 126.9784

    94% uptime

    261ms
    |
    3ms
    |
    449ms
  • 58.225.225.208

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    219ms
    |
    1ms
    |
    267ms
  • 58.225.225.209

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    219ms
    |
    4ms
    |
    268ms
  • 58.229.6.69

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    94% uptime

    219ms
    |
    1ms
    |
    242ms
  • 58.233.240.75

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    220ms
    |
    1ms
    |
    225ms
  • 61.78.109.10

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    94% uptime

    282ms
    |
    9ms
    |
    319ms
  • 61.111.129.138

    MOACK.Co.LTD

    AS138195

    Seoul

    37.5660, 126.9784

    100% uptime

    240ms
    |
    3ms
    |
    254ms
  • 98.98.56.231

    Zenlayer Inc

    AS21859

    Seoul

    37.5660, 126.9784

    99% uptime

    299ms
    |
    15ms
    |
    374ms
  • 101.202.35.181

    DREAMMARK1

    AS17878

    Seoul

    37.5660, 126.9784

    100% uptime

    222ms
    |
    2ms
    |
    381ms
  • 103.55.191.20

    LG DACOM Corporation

    AS3786

    Seoul

    37.5660, 126.9784

    99% uptime

    266ms
    |
    23ms
    |
    346ms
  • 115.71.7.194

    DAOU TECHNOLOGY

    AS45996

    Seoul

    37.5660, 126.9784

    100% uptime

    219ms
    |
    1ms
    |
    286ms
  • 115.178.76.47

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    218ms
    |
    1ms
    |
    300ms
  • 115.178.77.207

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    218ms
    |
    1ms
    |
    299ms
  • 121.78.152.12

    KINX

    AS9286

    Seoul

    37.5660, 126.9784

    98% uptime

    245ms
    |
    5ms
    |
    400ms
  • 121.130.51.206

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    297ms
    |
    3ms
    |
    318ms
  • 121.130.178.65

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    286ms
    |
    3ms
    |
    312ms
  • 121.141.17.64

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    299ms
    |
    8ms
    |
    311ms
  • 129.227.8.130

    Zenlayer Inc

    AS21859

    Seoul

    37.5660, 126.9784

    100% uptime

    249ms
    |
    3ms
    |
    342ms
  • 129.227.9.162

    Zenlayer Inc

    AS21859

    Seoul

    37.5660, 126.9784

    100% uptime

    249ms
    |
    4ms
    |
    340ms
  • 142.249.56.10

    Feather IT LLC

    AS13405

    Seoul

    37.5660, 126.9784

    99% uptime

    237ms
    |
    3ms
    |
    237ms
  • 150.183.67.17

    KISTI

    AS1237

    Seoul

    37.5660, 126.9784

    100% uptime

    260ms
    |
    45ms
    |
    354ms
  • 175.119.156.149

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    99% uptime

    219ms
    |
    1ms
    |
    295ms
  • 183.110.223.37

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    94% uptime

    307ms
    |
    8ms
    |
    375ms
  • 203.251.24.1

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    98% uptime

    291ms
    |
    35ms
    |
    318ms
  • 211.37.24.10

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    218ms
    |
    1ms
    |
    275ms
  • 211.48.51.218

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    287ms
    |
    7ms
    |
    298ms
  • 211.202.2.28

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    99% uptime

    218ms
    |
    1ms
    |
    548ms
  • 211.202.2.124

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    100% uptime

    219ms
    |
    1ms
    |
    449ms
  • 211.249.122.101

    DREAMLINE CO.

    AS9457

    Seoul

    37.5660, 126.9784

    94% uptime

    233ms
    |
    6ms
    |
    210ms
  • 218.152.0.252

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    292ms
    |
    9ms
    |
    289ms
  • 220.70.19.233

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    94% uptime

    300ms
    |
    5ms
    |
    295ms
  • 220.93.33.45

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    283ms
    |
    33ms
    |
    336ms
  • 221.140.176.8

    SK Broadband Co Ltd

    AS9318

    Seoul

    37.5660, 126.9784

    88% uptime

    221ms
    |
    1ms
    |
    313ms
  • 221.146.150.58

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    100% uptime

    290ms
    |
    5ms
    |
    308ms
  • 222.110.255.57

    Korea Telecom

    AS4766

    Seoul

    37.5660, 126.9784

    94% uptime

    296ms
    |
    7ms
    |
    345ms