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DNS Performance Test (modified for compactness and compatibility)

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DNS Performance Test

Shell script to test the performance of the most popular DNS resolvers from your location.

Includes the redundant servers of notable DNS providers by default:

  • AdGuard
  • CleanBrowsing
  • Cloudflare (1.1.1.1)
  • Comodo
  • DNS.Watch
  • Google (8.8.8.8)
  • Level3 (4.2.2.1)
  • Neustar
  • OpenDNS (208.67.222.222)
  • OracleDyn
  • Quad9 (9.9.9.9)

As well as the redundant servers of these other well-known providers:

  • AlternateDNS
  • ControlD
  • DNSFilter
  • Freenom
  • NextDNS
  • NortonCS
  • SafeDNS
  • UncensoredDNS
  • Verisign
  • Yandex

13 default domain names are tested, with many others available as toggleable in the code:

Required

You need to install dig. bc is no longer a requirement.

Utilization and example output:

# bash dnstest.sh

TESTING DOMAINS:

Test Domain Name
---- ---------------
 t1: docker.io
 t2: github.com
 t3: gmail.com
 t4: www.amazon.com
 t5: www.apple.com
 t6: www.facebook.com
 t7: www.google.com
 t8: www.paypal.com
 t9: www.reddit.com
t10: www.twitter.com
t11: www.wikipedia.org
t12: www.yahoo.com
t13: www.youtube.com

ALPHABETICAL TESTING:

Provider        t1  t2  t3  t4  t5  t6  t7  t8  t9  t10 t11 t12 t13 Median ms
--------------- --- --- --- --- --- --- --- --- --- --- --- --- --- ---------
pihole-FTL      1   1   1   1   1   1   1   1   1   1   1   1   1     1.00 ms
nameserver/1    49  21  64  82  79  20  19  19  20  19  74  20  19   38.85 ms
nameserver/2    50  69  52  29  30  22  21  20  21  19  49  19  22   32.54 ms
AdGuard/1       106 56  84  56  55  57  55  56  58  58  202 56  58   73.62 ms
AdGuard/2       56  55  56  57  58  58  58  56  57  57  58  58  56   56.92 ms
AlternateDNS/1  76  76  75  76  76  76  76  75  78  74  77  75  76   75.85 ms
AlternateDNS/2  76  76  80  76  76  77  72  73  77  78  78  76  76   76.23 ms
CleanBrowsing/1 97  81  79  81  80  80  82  83  79  84  81  80  83   82.31 ms
CleanBrowsing/2 57  55  56  55  55  55  53  57  55  55  56  56  55   55.38 ms
Cloudflare/1    50  47  49  45  48  48  46  48  48  50  48  50  45   47.85 ms
Cloudflare/2    49  48  49  49  46  44  49  48  48  49  45  49  46   47.62 ms
Comodo/1        30  29  31  30  32  30  32  31  30  30  149 28  31   39.46 ms
Comodo/2        30  25  30  30  30  31  31  30  30  30  30  31  33   30.08 ms
ControlD/1      24  20  35  22  32  21  21  61  21  26  182 21  21   39.00 ms
ControlD/2      21  21  19  20  22  21  19  22  20  21  20  20  19   20.38 ms
DNSFilter/1     19  17  18  19  19  20  18  17  19  20  20  20  19   18.85 ms
DNSFilter/2     21  22  21  18  19  20  20  22  21  22  21  19  20   20.46 ms
DNS.Watch/1     162 167 164 162 163 176 162 166 165 167 183 175 165 167.46 ms
DNS.Watch/2     159 160 165 166 164 182 167 162 *   162 170 161 166 999  1-to
Freenom/1       399 194 360 264 286 193 196 556 *   205 620 258 195 999  1-to
Freenom/2       412 191 311 507 288 195 195 205 301 235 614 724 194 336.31 ms
Google/1        20  20  18  29  23  19  18  19  18  17  55  17  19   22.46 ms
Google/2        17  21  26  61  23  19  18  18  20  21  18  19  21   23.23 ms
Level3/1        21  18  18  18  20  17  18  18  17  19  18  20  20   18.62 ms
Level3/2        19  17  16  18  19  18  17  21  17  20  21  16  20   18.38 ms
Neustar/1       61  27  28  24  28  25  26  27  27  28  28  27  26   29.38 ms
Neustar/2       18  20  19  38  21  20  21  18  19  19  19  19  21   20.92 ms
NextDNS/1       20  18  19  21  19  20  19  21  18  21  20  20  19   19.62 ms
NextDNS/2       54  21  19  20  14  20  21  22  20  21  21  21  20   22.62 ms
NortonCS/1      33  20  19  19  21  20  20  20  19  18  21  19  19   20.62 ms
NortonCS/2      43  29  26  24  27  24  27  26  27  25  26  27  27   27.54 ms
OpenDNS/1       21  21  34  48  29  19  20  18  20  19  79  18  20   28.15 ms
OpenDNS/2       22  22  37  60  19  30  18  19  19  19  18  19  21   24.85 ms
OracleDyn/1     39  29  27  24  25  27  25  23  29  30  25  30  28   27.77 ms
OracleDyn/2     40  31  28  27  27  27  28  32  29  26  27  28  28   29.08 ms
Quad9/1         21  20  21  19  21  20  20  19  18  19  20  19  19   19.69 ms
Quad9/2         18  22  19  24  19  20  21  21  19  21  19  20  20   20.23 ms
SafeDNS/1       137 136 146 163 135 135 146 137 134 132 135 136 176 142.15 ms
SafeDNS/2       136 135 134 136 136 135 137 136 135 135 135 135 135 135.38 ms
UncensoredDNS/1 *   *   *   *   *   *   *   *   *   *   *   *   *   999 13-to
UncensoredDNS/2 *   *   *   *   *   *   *   *   *   *   *   *   *   999 13-to
Verisign/1      33  28  29  27  28  27  27  27  27  27  28  27  25   27.69 ms
Verisign/2      21  18  19  19  14  18  18  19  18  20  21  20  20   18.85 ms
Yandex/1        203 210 202 197 192 201 206 204 623 199 202 198 185 232.46 ms
Yandex/2        194 187 189 190 195 207 188 214 209 186 206 202 187 196.46 ms

RESULTS SORTED BY MEDIAN RESPONSE TIME (dnstest.sh.sorted.log):

Provider        t1  t2  t3  t4  t5  t6  t7  t8  t9  t10 t11 t12 t13 Median ms
--------------- --- --- --- --- --- --- --- --- --- --- --- --- --- ---------
pihole-FTL      1   1   1   1   1   1   1   1   1   1   1   1   1     1.00 ms
Level3/2        19  17  16  18  19  18  17  21  17  20  21  16  20   18.38 ms
Level3/1        21  18  18  18  20  17  18  18  17  19  18  20  20   18.62 ms
DNSFilter/1     19  17  18  19  19  20  18  17  19  20  20  20  19   18.85 ms
Verisign/2      21  18  19  19  14  18  18  19  18  20  21  20  20   18.85 ms
NextDNS/1       20  18  19  21  19  20  19  21  18  21  20  20  19   19.62 ms
Quad9/1         21  20  21  19  21  20  20  19  18  19  20  19  19   19.69 ms
Quad9/2         18  22  19  24  19  20  21  21  19  21  19  20  20   20.23 ms
ControlD/2      21  21  19  20  22  21  19  22  20  21  20  20  19   20.38 ms
DNSFilter/2     21  22  21  18  19  20  20  22  21  22  21  19  20   20.46 ms
NortonCS/1      33  20  19  19  21  20  20  20  19  18  21  19  19   20.62 ms
Neustar/2       18  20  19  38  21  20  21  18  19  19  19  19  21   20.92 ms
Google/1        20  20  18  29  23  19  18  19  18  17  55  17  19   22.46 ms
NextDNS/2       54  21  19  20  14  20  21  22  20  21  21  21  20   22.62 ms
Google/2        17  21  26  61  23  19  18  18  20  21  18  19  21   23.23 ms
OpenDNS/2       22  22  37  60  19  30  18  19  19  19  18  19  21   24.85 ms
NortonCS/2      43  29  26  24  27  24  27  26  27  25  26  27  27   27.54 ms
Verisign/1      33  28  29  27  28  27  27  27  27  27  28  27  25   27.69 ms
OracleDyn/1     39  29  27  24  25  27  25  23  29  30  25  30  28   27.77 ms
OpenDNS/1       21  21  34  48  29  19  20  18  20  19  79  18  20   28.15 ms
OracleDyn/2     40  31  28  27  27  27  28  32  29  26  27  28  28   29.08 ms
Neustar/1       61  27  28  24  28  25  26  27  27  28  28  27  26   29.38 ms
Comodo/2        30  25  30  30  30  31  31  30  30  30  30  31  33   30.08 ms
nameserver/2    50  69  52  29  30  22  21  20  21  19  49  19  22   32.54 ms
nameserver/1    49  21  64  82  79  20  19  19  20  19  74  20  19   38.85 ms
ControlD/1      24  20  35  22  32  21  21  61  21  26  182 21  21   39.00 ms
Comodo/1        30  29  31  30  32  30  32  31  30  30  149 28  31   39.46 ms
Cloudflare/2    49  48  49  49  46  44  49  48  48  49  45  49  46   47.62 ms
Cloudflare/1    50  47  49  45  48  48  46  48  48  50  48  50  45   47.85 ms
CleanBrowsing/2 57  55  56  55  55  55  53  57  55  55  56  56  55   55.38 ms
AdGuard/2       56  55  56  57  58  58  58  56  57  57  58  58  56   56.92 ms
AdGuard/1       106 56  84  56  55  57  55  56  58  58  202 56  58   73.62 ms
AlternateDNS/1  76  76  75  76  76  76  76  75  78  74  77  75  76   75.85 ms
AlternateDNS/2  76  76  80  76  76  77  72  73  77  78  78  76  76   76.23 ms
CleanBrowsing/1 97  81  79  81  80  80  82  83  79  84  81  80  83   82.31 ms
SafeDNS/2       136 135 134 136 136 135 137 136 135 135 135 135 135 135.38 ms
SafeDNS/1       137 136 146 163 135 135 146 137 134 132 135 136 176 142.15 ms
DNS.Watch/1     162 167 164 162 163 176 162 166 165 167 183 175 165 167.46 ms
Yandex/2        194 187 189 190 195 207 188 214 209 186 206 202 187 196.46 ms
Yandex/1        203 210 202 197 192 201 206 204 623 199 202 198 185 232.46 ms
Freenom/2       412 191 311 507 288 195 195 205 301 235 614 724 194 336.31 ms
DNS.Watch/2     159 160 165 166 164 182 167 162 *   162 170 161 166 999  1-to
Freenom/1       399 194 360 264 286 193 196 556 *   205 620 258 195 999  1-to
UncensoredDNS/1 *   *   *   *   *   *   *   *   *   *   *   *   *   999 13-to
UncensoredDNS/2 *   *   *   *   *   *   *   *   *   *   *   *   *   999 13-to

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DNS Performance Test (modified for compactness and compatibility)

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