DNS Servers

Canada 559 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

  • 216.110.250.53

    Wightman Telecom

    AS29974

    Harriston

    43.9120, -80.8720

    100% uptime

    103ms
    |
    11ms
    |
    49ms
  • 142.169.196.114

    TELUS Communications Inc.

    AS852

    Havre-Saint-Pierre

    50.2434, -63.6026

    100% uptime

    133ms
    |
    2ms
    |
    232ms
  • 207.253.56.95

    Videotron Ltee

    AS22652

    Kahnawake

    45.4108, -73.6814

    100% uptime

    98ms
    |
    4ms
    |
    180ms
  • 172.103.206.168

    Cipherkey Exchange Corp.

    AS25668

    Kelowna

    49.8831, -119.4857

    99% uptime

    155ms
    |
    8ms
    |
    130ms
  • 184.68.60.166

    Shaw Communications

    AS6327

    Kelowna

    49.8831, -119.4857

    100% uptime

    177ms
    |
    11ms
    |
    334ms
  • 199.10.84.105

    iTel Networks Inc

    AS16696

    Kelowna

    49.8831, -119.4857

    100% uptime

    167ms
    |
    7ms
    |
    242ms
  • 207.182.0.81

    CCL Networks Inc

    AS396125

    Kerrobert

    51.9168, -109.1348

    96% uptime

    146ms
    |
    6ms
    |
    230ms
  • 209.91.172.210

    Vianet Inc.

    AS5690

    Killarney

    45.9726, -81.5109

    100% uptime

    98ms
    |
    3ms
    |
    100ms
  • 38.86.4.227

    OXIO

    AS398721

    Kingston

    44.2298, -76.4810

    100% uptime

    124ms
    |
    5ms
    |
    112ms
  • 24.57.162.144

    Cogeco Connexion Inc.

    AS7992

    Kingsville

    42.1001, -82.7331

    100% uptime

    120ms
    |
    4ms
    |
    181ms
  • 149.115.72.233

    OXIO

    AS398721

    Kitchener

    43.4254, -80.5112

    100% uptime

    126ms
    |
    10ms
    |
    152ms
  • 192.199.57.75

    ATG Arrow Technology Group Limited Partnership

    AS13804

    La Crête

    58.1835, -116.4027

    99% uptime

    171ms
    |
    13ms
    |
    298ms
  • 192.199.57.245

    ATG Arrow Technology Group Limited Partnership

    AS13804

    La Crête

    58.1835, -116.4027

    99% uptime

    172ms
    |
    4ms
    |
    298ms
  • 142.112.55.164

    Bell Canada

    AS577

    Laval

    45.5699, -73.6920

    100% uptime

    106ms
    |
    1ms
    |
    184ms
  • 50.115.176.243

    Cogeco Connexion Inc.

    AS7992

    Leamington

    42.0501, -82.5998

    98% uptime

    113ms
    |
    4ms
    |
    173ms
  • 57.134.214.100

    Cogeco Connexion Inc.

    AS7992

    Leamington

    42.0501, -82.5998

    100% uptime

    114ms
    |
    6ms
    |
    150ms
  • 204.101.76.113

    Bell Canada

    AS577

    Lion's Head

    44.9869, -81.2587

    98% uptime

    155ms
    |
    5ms
    |
    205ms
  • 104.160.233.243

    CCL Networks Inc

    AS396125

    Lloydminster

    53.2724, -110.0226

    98% uptime

    141ms
    |
    3ms
    |
    211ms
  • 64.140.115.225

    Start Communications

    AS40788

    London

    42.9834, -81.2330

    96% uptime

    112ms
    |
    4ms
    |
    326ms
  • 70.55.243.99

    Bell Canada

    AS577

    London

    42.9834, -81.2330

    99% uptime

    127ms
    |
    12ms
    |
    127ms
  • 72.53.206.112

    Carrytel

    AS395965

    London

    42.9834, -81.2330

    100% uptime

    110ms
    |
    2ms
    |
    152ms
  • 142.47.140.11

    Hydro One Telecom Inc.

    AS19752

    London

    42.9834, -81.2330

    100% uptime

    108ms
    |
    2ms
    |
    124ms
  • 162.255.112.153

    Start Communications

    AS40788

    London

    42.9834, -81.2330

    100% uptime

    104ms
    |
    3ms
    |
    174ms
  • 206.131.241.168

    Execulink Telecom Inc.

    AS7794

    London

    42.9834, -81.2330

    100% uptime

    111ms
    |
    3ms
    |
    114ms
  • 207.134.96.123

    TELUS Communications Inc.

    AS852

    Longueuil

    45.5152, -73.4682

    98% uptime

    115ms
    |
    2ms
    |
    152ms
  • 24.226.254.106

    Cogeco Connexion inc

    AS11290

    Magog

    45.2668, -72.1491

    100% uptime

    117ms
    |
    5ms
    |
    185ms
  • 209.202.204.116

    Carrytel

    AS395965

    Markham

    43.8668, -79.2663

    100% uptime

    110ms
    |
    26ms
    |
    143ms
  • 69.17.181.233

    Rogers Communications Canada Inc.

    AS812

    Meaford

    44.6073, -80.6108

    100% uptime

    113ms
    |
    2ms
    |
    186ms
  • 66.159.112.130

    Vianet Inc.

    AS5690

    Midland

    44.7501, -79.8830

    99% uptime

    96ms
    |
    3ms
    |
    91ms
  • 72.39.47.76

    Cogeco Connexion Inc.

    AS7992

    Milton

    43.5168, -79.8829

    100% uptime

    128ms
    |
    4ms
    |
    216ms
  • 72.39.60.165

    Cogeco Connexion Inc.

    AS7992

    Milton

    43.5168, -79.8829

    99% uptime

    119ms
    |
    4ms
    |
    171ms
  • 72.39.69.232

    Cogeco Connexion Inc.

    AS7992

    Milton

    43.5168, -79.8829

    100% uptime

    121ms
    |
    4ms
    |
    182ms
  • 162.220.205.66

    Internet Access Solutions Ltd.

    AS33130

    Milton

    43.5168, -79.8829

    100% uptime

    98ms
    |
    1ms
    |
    121ms
  • 24.50.48.98

    Cogeco Connexion Inc.

    AS7992

    Mississauga

    43.5789, -79.6583

    100% uptime

    112ms
    |
    3ms
    |
    58ms
  • 38.64.202.140

    Cogent Communications, LLC

    AS174

    Mississauga

    43.5789, -79.6583

    100% uptime

    105ms
    |
    3ms
    |
    123ms
  • 38.80.105.235

    OXIO

    AS398721

    Mississauga

    43.5789, -79.6583

    99% uptime

    121ms
    |
    5ms
    |
    141ms
  • 38.80.105.240

    OXIO

    AS398721

    Mississauga

    43.5789, -79.6583

    100% uptime

    124ms
    |
    4ms
    |
    143ms
  • 67.71.200.194

    Bell Canada

    AS577

    Mississauga

    43.5789, -79.6583

    100% uptime

    120ms
    |
    3ms
    |
    104ms
  • 68.70.150.51

    Galaxy Broadband Communications Inc.

    AS14500

    Mississauga

    43.5789, -79.6583

    100% uptime

    100ms
    |
    3ms
    |
    64ms
  • 161.38.31.200

    iTel Networks Inc

    AS16696

    Mississauga

    43.5789, -79.6583

    100% uptime

    156ms
    |
    14ms
    |
    233ms
  • 170.52.84.4

    Carrytel

    AS395965

    Mississauga

    43.5789, -79.6583

    100% uptime

    109ms
    |
    3ms
    |
    149ms
  • 204.225.119.5

    1651884 Ontario Inc.

    AS40028

    Mississauga

    43.5789, -79.6583

    99% uptime

    100ms
    |
    6ms
    |
    154ms
  • 142.68.150.26

    Bell Canada

    AS577

    Moncton

    46.0945, -64.7965

    100% uptime

    111ms
    |
    1ms
    |
    146ms
  • 23.137.0.1

    Microcom Informatique, Inc.

    AS395214

    Montréal

    45.5088, -73.5878

    98% uptime

    102ms
    |
    4ms
    |
    232ms
  • 24.37.44.146

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    111ms
    |
    4ms
    |
    188ms
  • 24.37.105.170

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    96% uptime

    116ms
    |
    7ms
    |
    142ms
  • 24.53.5.188

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    110ms
    |
    4ms
    |
    236ms
  • 24.122.48.160

    Cogeco Connexion inc

    AS11290

    Montréal

    45.5088, -73.5878

    100% uptime

    129ms
    |
    5ms
    |
    200ms
  • 24.200.237.246

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    107ms
    |
    6ms
    |
    177ms
  • 38.3.65.168

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    120ms
    |
    4ms
    |
    170ms
  • 38.3.74.95

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    98% uptime

    127ms
    |
    3ms
    |
    188ms
  • 38.3.79.167

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    140ms
    |
    5ms
    |
    155ms
  • 38.3.107.23

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    123ms
    |
    12ms
    |
    177ms
  • 38.3.110.14

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    119ms
    |
    9ms
    |
    130ms
  • 38.3.117.229

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    98% uptime

    119ms
    |
    10ms
    |
    157ms
  • 38.3.119.2

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    119ms
    |
    5ms
    |
    166ms
  • 38.3.120.114

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    127ms
    |
    8ms
    |
    178ms
  • 38.3.122.112

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    118ms
    |
    4ms
    |
    135ms
  • 38.29.128.168

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    98% uptime

    124ms
    |
    2ms
    |
    160ms
  • 38.29.133.71

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    135ms
    |
    3ms
    |
    144ms
  • 50.21.163.19

    Metro Optic

    AS29909

    Montréal

    45.5088, -73.5878

    99% uptime

    103ms
    |
    6ms
    |
    60ms
  • 50.21.175.33

    Metro Optic

    AS29909

    Montréal

    45.5088, -73.5878

    99% uptime

    103ms
    |
    4ms
    |
    125ms
  • 54.39.195.160

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    92ms
    |
    1ms
    |
    121ms
  • 64.235.193.6

    GOCO TECHNOLOGY LIMITED PARTNERSHIP

    AS21723

    Montréal

    45.5088, -73.5878

    100% uptime

    97ms
    |
    4ms
    |
    125ms
  • 67.69.43.38

    Bell Canada

    AS577

    Montréal

    45.5088, -73.5878

    96% uptime

    103ms
    |
    2ms
    |
    104ms
  • 67.205.80.86

    Leaseweb Canada Inc.

    AS32613

    Montréal

    45.5088, -73.5878

    100% uptime

    92ms
    |
    1ms
    |
    164ms
  • 69.70.117.166

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    103ms
    |
    2ms
    |
    148ms
  • 69.70.117.242

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    99% uptime

    116ms
    |
    5ms
    |
    81ms
  • 69.70.180.26

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    111ms
    |
    4ms
    |
    241ms
  • 76.65.235.227

    Bell Canada

    AS577

    Montréal

    45.5088, -73.5878

    100% uptime

    123ms
    |
    2ms
    |
    154ms
  • 107.161.12.86

    Videotron Ltee

    AS22652

    Montréal

    45.5088, -73.5878

    100% uptime

    97ms
    |
    0ms
    |
    63ms
  • 135.0.233.140

    CIK Telecom INC

    AS54614

    Montréal

    45.5088, -73.5878

    99% uptime

    109ms
    |
    4ms
    |
    189ms
  • 135.19.217.212

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    98% uptime

    104ms
    |
    6ms
    |
    211ms
  • 142.44.129.199

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    98% uptime

    97ms
    |
    1ms
    |
    243ms
  • 142.44.136.59

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    91ms
    |
    3ms
    |
    162ms
  • 142.44.138.61

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    96ms
    |
    3ms
    |
    149ms
  • 142.44.170.32

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    96ms
    |
    2ms
    |
    62ms
  • 142.44.212.34

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    92ms
    |
    1ms
    |
    145ms
  • 142.44.234.68

    OVH SAS

    AS16276

    Montréal

    45.5088, -73.5878

    100% uptime

    92ms
    |
    1ms
    |
    165ms
  • 142.112.57.134

    Bell Canada

    AS577

    Montréal

    45.5088, -73.5878

    100% uptime

    105ms
    |
    2ms
    |
    56ms
  • 142.127.62.113

    Bell Canada

    AS577

    Montréal

    45.5088, -73.5878

    100% uptime

    109ms
    |
    2ms
    |
    206ms
  • 149.115.82.91

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    119ms
    |
    10ms
    |
    161ms
  • 149.115.194.206

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    118ms
    |
    9ms
    |
    169ms
  • 149.115.202.80

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    119ms
    |
    6ms
    |
    158ms
  • 149.115.206.205

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    138ms
    |
    5ms
    |
    146ms
  • 149.115.207.37

    OXIO

    AS398721

    Montréal

    45.5088, -73.5878

    100% uptime

    122ms
    |
    14ms
    |
    176ms
  • 154.12.119.9

    Rica Web Services

    AS26832

    Montréal

    45.5088, -73.5878

    100% uptime

    98ms
    |
    3ms
    |
    168ms
  • 156.233.192.3

    GLOBALTELEHOST Corp.

    AS62563

    Montréal

    45.5088, -73.5878

    100% uptime

    92ms
    |
    1ms
    |
    73ms
  • 168.138.71.0

    Oracle Corporation

    AS31898

    Montréal

    45.5088, -73.5878

    98% uptime

    103ms
    |
    12ms
    |
    199ms
  • 172.99.156.41

    Securitech Systems Inc.

    AS398982

    Montréal

    45.5088, -73.5878

    100% uptime

    103ms
    |
    3ms
    |
    24ms
  • 174.90.89.234

    Bell Canada

    AS577

    Montréal

    45.5088, -73.5878

    100% uptime

    102ms
    |
    1ms
    |
    120ms
  • 178.93.238.3

    Leaseweb Canada Inc.

    AS32613

    Montréal

    45.5088, -73.5878

    100% uptime

    96ms
    |
    18ms
    |
    54ms
  • 184.95.217.90

    Videotron Ltee

    AS22652

    Montréal

    45.5088, -73.5878

    99% uptime

    98ms
    |
    3ms
    |
    75ms
  • 184.95.221.194

    Videotron Ltee

    AS22652

    Montréal

    45.5088, -73.5878

    100% uptime

    97ms
    |
    3ms
    |
    115ms
  • 184.107.184.78

    Leaseweb Canada Inc.

    AS32613

    Montréal

    45.5088, -73.5878

    100% uptime

    96ms
    |
    3ms
    |
    66ms
  • 184.107.184.79

    Leaseweb Canada Inc.

    AS32613

    Montréal

    45.5088, -73.5878

    99% uptime

    96ms
    |
    16ms
    |
    70ms
  • 184.160.93.92

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    99% uptime

    101ms
    |
    2ms
    |
    24ms
  • 184.161.245.108

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    99% uptime

    113ms
    |
    4ms
    |
    152ms
  • 184.163.82.207

    Videotron Ltee

    AS5769

    Montréal

    45.5088, -73.5878

    100% uptime

    104ms
    |
    2ms
    |
    154ms
  • 192.40.30.130

    Atwab Inc.

    AS402000

    Montréal

    45.5088, -73.5878

    99% uptime

    92ms
    |
    1ms
    |
    40ms