DNS Servers

United States of America 5385 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

  • 169.55.79.93

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    91ms
  • 169.55.79.94

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    97% uptime

    98ms
    |
    1ms
    |
    104ms
  • 169.55.102.18

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    67ms
  • 169.55.102.21

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    97% uptime

    98ms
    |
    1ms
    |
    84ms
  • 169.55.102.22

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    33ms
  • 169.55.102.26

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    97% uptime

    95ms
    |
    2ms
    |
    109ms
  • 169.55.102.30

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    86ms
  • 169.55.114.216

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    1ms
    |
    29ms
  • 169.60.78.34

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    1ms
    |
    120ms
  • 169.60.78.38

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    107ms
  • 169.60.78.40

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    127ms
  • 169.60.78.45

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    110ms
  • 169.61.71.3

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    126ms
  • 169.61.71.7

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    120ms
  • 169.61.71.9

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    111ms
  • 169.61.71.11

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    118ms
  • 169.61.71.18

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    94ms
    |
    2ms
    |
    119ms
  • 169.61.71.20

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    119ms
  • 169.61.71.23

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    113ms
  • 169.61.71.24

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    114ms
  • 169.61.71.25

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    124ms
  • 169.61.71.26

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    118ms
  • 169.61.71.27

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    134ms
  • 169.61.71.28

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    126ms
  • 169.61.80.134

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    1ms
    |
    112ms
  • 169.61.80.136

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    94ms
    |
    2ms
    |
    114ms
  • 169.61.80.138

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    111ms
  • 169.61.84.211

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    1ms
    |
    130ms
  • 169.61.84.214

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    4ms
    |
    172ms
  • 169.61.84.216

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    132ms
  • 169.61.84.217

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    106ms
  • 169.61.84.219

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    94ms
    |
    2ms
    |
    115ms
  • 169.61.84.220

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    116ms
  • 169.61.84.222

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    128ms
  • 169.63.138.4

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    101ms
  • 169.63.138.5

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    109ms
  • 169.63.138.6

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    115ms
  • 169.63.138.7

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    120ms
  • 169.63.138.9

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    1ms
    |
    121ms
  • 169.63.138.11

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    94ms
    |
    2ms
    |
    121ms
  • 169.63.138.12

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    112ms
  • 169.63.138.13

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    126ms
  • 169.63.138.16

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    116ms
  • 169.63.138.19

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    114ms
  • 169.63.138.21

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    94ms
    |
    2ms
    |
    115ms
  • 169.63.138.22

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    119ms
  • 169.63.138.23

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    112ms
  • 169.63.138.25

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    130ms
  • 169.63.138.26

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    100% uptime

    94ms
    |
    2ms
    |
    119ms
  • 169.63.138.30

    IBM Cloud

    AS36351

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    2ms
    |
    110ms
  • 172.234.68.190

    Akamai Connected Cloud

    AS63949

    Ashburn

    39.0437, -77.4875

    89% uptime

    94ms
    |
    0ms
    |
    104ms
  • 172.245.232.197

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    100% uptime

    101ms
    |
    2ms
    |
    47ms
  • 172.245.232.201

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    99% uptime

    101ms
    |
    2ms
    |
    39ms
  • 172.245.232.218

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    100% uptime

    101ms
    |
    0ms
    |
    50ms
  • 172.245.232.223

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    95% uptime

    98ms
    |
    101ms
    |
    59ms
  • 172.245.232.247

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    100% uptime

    101ms
    |
    3ms
    |
    50ms
  • 172.245.232.253

    BrainStorm Network, Inc

    AS136258

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    49ms
  • 178.156.139.192

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    2ms
    |
    15ms
  • 178.156.140.16

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    4ms
    |
    128ms
  • 178.156.149.200

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    4ms
    |
    127ms
  • 178.156.157.187

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    4ms
    |
    122ms
  • 178.156.159.22

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    4ms
    |
    78ms
  • 178.156.184.199

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    4ms
    |
    127ms
  • 178.156.195.201

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    99% uptime

    96ms
    |
    4ms
    |
    111ms
  • 178.156.198.89

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    99% uptime

    98ms
    |
    4ms
    |
    124ms
  • 178.156.204.179

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    4ms
    |
    128ms
  • 178.156.208.163

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    2ms
    |
    117ms
  • 178.156.210.8

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    96ms
    |
    4ms
    |
    34ms
  • 178.156.242.243

    Hetzner Online GmbH

    AS213230

    Ashburn

    39.0437, -77.4875

    100% uptime

    98ms
    |
    4ms
    |
    110ms
  • 204.148.151.42

    Verizon Business

    AS701

    Ashburn

    39.0437, -77.4875

    100% uptime

    108ms
    |
    0ms
    |
    205ms
  • 204.152.193.221

    HostPapa

    AS36352

    Ashburn

    39.0437, -77.4875

    100% uptime

    88ms
    |
    1ms
    |
    110ms
  • 174.108.185.43

    Charter Communications Inc

    AS11426

    Asheboro

    35.7079, -79.8136

    99% uptime

    137ms
    |
    5ms
    |
    121ms
  • 35.131.171.54

    Charter Communications LLC

    AS20115

    Asheville

    35.6009, -82.5540

    100% uptime

    118ms
    |
    7ms
    |
    50ms
  • 47.46.252.50

    Charter Communications LLC

    AS20115

    Asheville

    35.6009, -82.5540

    99% uptime

    142ms
    |
    4ms
    |
    244ms
  • 216.59.45.69

    Immedion, LLC

    AS15085

    Asheville

    35.6009, -82.5540

    100% uptime

    119ms
    |
    2ms
    |
    184ms
  • 66.215.53.249

    Charter Communications LLC

    AS20115

    Atascadero

    35.4894, -120.6707

    100% uptime

    168ms
    |
    2ms
    |
    250ms
  • 12.189.103.90

    AT&T Enterprises, LLC

    AS7018

    Athens

    33.9609, -83.3779

    97% uptime

    127ms
    |
    1ms
    |
    22ms
  • 47.46.160.146

    Charter Communications LLC

    AS20115

    Athens

    33.9609, -83.3779

    100% uptime

    123ms
    |
    4ms
    |
    90ms
  • 66.213.78.194

    Ohio Public Library Information Network (OPLIN)

    AS26923

    Athens

    39.3292, -82.1013

    100% uptime

    102ms
    |
    0ms
    |
    88ms
  • 66.220.224.122

    Vermont Telephone Company, Inc.

    AS17356

    Athens

    43.1337, -72.5679

    95% uptime

    94ms
    |
    1ms
    |
    148ms
  • 208.81.157.98

    WIRED OR WIRELESS INC.

    AS18913

    Athol

    47.9480, -116.7080

    97% uptime

    155ms
    |
    1ms
    |
    273ms
  • 4.35.3.250

    Level 3 Parent, LLC

    AS3356

    Atlanta

    33.7490, -84.3880

    100% uptime

    114ms
    |
    1ms
    |
    16ms
  • 8.39.8.192

    Level 3 Parent, LLC

    AS3356

    Atlanta

    33.7490, -84.3880

    100% uptime

    114ms
    |
    4ms
    |
    88ms
  • 12.13.135.26

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    127ms
    |
    1ms
    |
    96ms
  • 12.147.241.178

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    116ms
    |
    1ms
    |
    119ms
  • 12.147.241.179

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    118ms
    |
    3ms
    |
    144ms
  • 12.147.241.181

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    114ms
    |
    1ms
    |
    138ms
  • 12.147.241.182

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    119ms
    |
    3ms
    |
    139ms
  • 12.222.218.147

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    100% uptime

    115ms
    |
    1ms
    |
    26ms
  • 12.244.237.2

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    99% uptime

    119ms
    |
    5ms
    |
    73ms
  • 24.99.32.215

    Comcast Cable Communications, LLC

    AS7922

    Atlanta

    33.7490, -84.3880

    97% uptime

    123ms
    |
    2ms
    |
    40ms
  • 24.99.173.190

    Comcast Cable Communications, LLC

    AS7922

    Atlanta

    33.7490, -84.3880

    100% uptime

    123ms
    |
    2ms
    |
    267ms
  • 24.125.144.172

    Comcast Cable Communications, LLC

    AS7922

    Atlanta

    33.7490, -84.3880

    100% uptime

    131ms
    |
    7ms
    |
    368ms
  • 32.141.0.226

    AT&T Enterprises, LLC

    AS7018

    Atlanta

    33.7490, -84.3880

    99% uptime

    118ms
    |
    1ms
    |
    59ms
  • 38.46.50.90

    Parker FiberNet, LLC

    AS40111

    Atlanta

    33.7490, -84.3880

    100% uptime

    103ms
    |
    1ms
    |
    74ms
  • 38.107.146.211

    Cogent Communications, LLC

    AS174

    Atlanta

    33.7490, -84.3880

    100% uptime

    117ms
    |
    3ms
    |
    20ms
  • 40.160.239.10

    OVH SAS

    AS16276

    Atlanta

    33.7490, -84.3880

    100% uptime

    100ms
    |
    0ms
    |
    26ms
  • 45.32.214.201

    The Constant Company, LLC

    AS20473

    Atlanta

    33.7490, -84.3880

    100% uptime

    112ms
    |
    1ms
    |
    121ms
  • 45.32.215.151

    The Constant Company, LLC

    AS20473

    Atlanta

    33.7490, -84.3880

    100% uptime

    112ms
    |
    2ms
    |
    45ms
  • 45.33.97.95

    Akamai Connected Cloud

    AS63949

    Atlanta

    33.7490, -84.3880

    100% uptime

    109ms
    |
    2ms
    |
    133ms