Google Public DNS is a recursive DNS resolver, similar to other publicly available services.

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1answer
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Cached response times from Google Public DNS slow

I noticed very strange but consistent performance behavior from Google Public DNS 8.8.8.8. Even-though a DNS record was cached, the response time was in the range of 20-30ms, which seems high. When I ...
3
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2answers
935 views

is 8.8.8.8 located on one location [closed]

are servers 8.8.8.8 (or 8.8.4.4) located on location, or are they distributed throughout the world? what I am interested in is, if I issue DNS request from austria, will I get reply from US or from ...
1
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3answers
342 views

Use different dns servers for CDNs

Back when google first released their 8.8.8.8 and 8.8.4.4 dns servers I did some profiling, and they are way faster for our location. A more recent test confirms this is still the case. However, after ...
3
votes
3answers
632 views

Downside of using public DNS in corporate network

Is there any downside to using a public DNS service like Google's 8.8.8.8/8.8.4.4 for corporate network DNS service, as in making it the network connection's DNS server for an AD DC? It seems like if ...
0
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2answers
499 views

Intermittent DNS timeouts, independent of DNS provider

This is a problem that has plagued my office for a few months now. It has bounced between our ISP (Comcast), our IT contractor, and even our VOIP contractor, each of which has "fixed" it at least ...
31
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11answers
93k views

Should I use my ISP's DNS, or Google's 8.8.8.8?

It seems like a good idea to use Google's public DNS 8.8.8.8 and 8.8.4.4 because it's really fast -- much faster than my own ISP's DNS! -- and probably more reliable, too. That seems like a ...
1
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2answers
152 views

google dns and my linux server

Last night we were having some serious server events. At first it appeared that our issue was with google (8.8.8.8). We would run ping and at some point we would have some packet loss. At about the ...
2
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4answers
2k views

Is Google Public DNS (for my browser, not my website) faster than your run of the mill DNS?

I was looking up info on using Google DNS for our website but found info on using Google Public DNS for our local computers. Anyone know if how much faster it is? Or a good way to measure it?