namebench 1.2
UltraDNS is
49%
Faster
than your current primary DNS server
Recommended configuration (fastest + nearest)
| Primary Server | 156.154.70.1 | UltraDNS |
| Secondary Server | 4.2.2.6 | Genuity LC |
| Tertiary Server | 4.2.2.1 | Level 3/GTEI |
Tested DNS Servers
| IP | Descr. | Hostname | Avg (ms) | Min | Max | Err | NoAns | Notes |
| 156.154.70.1 | UltraDNS | rdns1.ultradns.net | 89.57 | 17.06 | 1838.83 | 0 | 1 | |
| 74.220.64.45 | 74.220.64.45 | puffin.cruzio.com | 126.93 | 15.93 | 2778.68 | 1 | 5 |
|
| 8.8.4.4 | Google Public DNS-2 | google-public-dns-b.google.com | 127.65 | 39.34 | 1392.50 | 0 | 5 |
|
| 74.220.64.55 | 74.220.64.55 | pelican.cruzio.com | 133.49 | 15.88 | 2778.68 | 1 | 5 |
|
| 208.67.220.220 | OpenDNS | resolver2.opendns.com | 133.74 | 27.61 | 2778.68 | 1 | 0 |
|
| 4.2.2.6 | Genuity LC | vnsc-lc-dsl.genuity.net | 143.40 | 15.01 | 2778.68 | 1 | 5 | |
| 4.2.2.3 | Level 3/GTEI-3 | vnsc-lc.sys.gtei.net | 148.72 | 15.65 | 1769.77 | 0 | 5 | |
| 207.126.96.162 | AboveNet US | ns.above.net | 150.85 | 18.26 | 2778.68 | 1 | 5 | |
| 216.146.36.36 | DynGuide-2 | resolver2.dyndnsinternetguide.com | 151.17 | 26.53 | 2496.45 | 0 | 1 | |
| 4.2.2.1 | Level 3/GTEI | vnsc-pri.sys.gtei.net | 162.27 | 15.34 | 1137.54 | 0 | 5 |
|
| 76.14.0.9 | Wave San Mateo-2 US | 187.36 | 15.42 | 2778.68 | 4 | 5 | ||
| 192.168.1.1 | Internal 192-1-1 | 0.00 | 0.00 | 0.00 | 0 | 0 |
|
|
| 8.8.8.8 | Google Public DNS | google-public-dns-a.google.com | 0.00 | 0.00 | 0.00 | 0 | 0 |
|
Graphs
Mean Response Duration
Fastest Individual Response Duration
Response Distribution Chart (First 200ms)
Response Distribution Chart (Full)
Query Details
View the details in Comma Separated Values (csv) format.
Configuration
| Name | Value |
| benchmark_thread_count | 2 |
| enable_censorship_checks | 0 |
| health_thread_count | 40 |
| health_timeout | 3.75 |
| input_source | firefox |
| num_servers | 11 |
| query_count | 220 |
| run_count | 1 |
| select_mode | automatic |
| timeout | 2.0 |
| version | 1.2 |