DNS Performance compared: CloudFlare 1.1.1.1 x Google 8.8.8.8 x Quad9 x OpenDNS

Post by Isomer » Mon, Apr 02, 2018, 9:16 PM UTC

cpeterso wrote: post #138

Isomer wrote: post #44

Earlier quoted context omitted.

Google has a separate, stricter, privacy policy for Google Public DNS: https://developers.google.com/speed/public-dns/privacy Basically there are two log files kept: - One for up to 48 hours which contains IP addresses, which is used for handling abuse. - One is permanent which doesn't contain any personal identifying information (eg IP addresses), which is used for things like internal performance monitoring, load t…

Do you know if Chrome uses Google Public DNS by default? I've heard it does for performance and avoiding problems with ISPs' crappy DNS. I imagine it would still need to fall back to local DNS to resolve names on enterprise intranets.

Post by lucb1e » Mon, Apr 02, 2018, 9:34 PM UTC

beardicus wrote: post #93

lucb1e wrote: post #56

Which ISPs are so bad that you want to use external services, which are further in distance than your ISP, for speed? When I test with my ISP, they beat all of these services (both IPv4 and IPv6). They're simply closer to me in terms of hops. My router is another story though. The Fritzbox (>200eur router) adds 6ms of latency, and that's what is advertised over DHCP. (Might still be fine, since cached queries are fas…

Queries to my local Spectrum DNS service are 4 times slower than 1.1.1.1, and they redirect you to stupid search pages instead of `NXDOMAIN`. I switched the whole network over this morning.

Post by [deleted] » Mon, Apr 02, 2018, 10:03 PM UTC

cleanbrowsing wrote: post #176

Pushed a shell script to compare all of them from your location: https://github.com/cleanbrowsing/dnsperftest $ sh ./dnstest.sh |sort -k 22 -n test1 test2 test3 test4 test5 test6 test7 test8 test9 test10 Average cloudflare 1 ms 1 ms 1 ms 4 ms 1 ms 1 ms 1 ms 1 ms 1 ms 1 ms 1.30 norton 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2.00 neustar 2 ms 2 ms 2 ms 2 ms 1 ms 2 ms 2 ms 2 ms 2 ms 22 ms 3.90 cleanbrowsing 11…

Post by jhatax » Mon, Apr 02, 2018, 10:09 PM UTC

cleanbrowsing wrote: post #176

Pushed a shell script to compare all of them from your location: https://github.com/cleanbrowsing/dnsperftest $ sh ./dnstest.sh |sort -k 22 -n test1 test2 test3 test4 test5 test6 test7 test8 test9 test10 Average cloudflare 1 ms 1 ms 1 ms 4 ms 1 ms 1 ms 1 ms 1 ms 1 ms 1 ms 1.30 norton 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2 ms 2.00 neustar 2 ms 2 ms 2 ms 2 ms 1 ms 2 ms 2 ms 2 ms 2 ms 22 ms 3.90 cleanbrowsing 11…

  $ sh ./dnstest.sh | sort -k 22 -n
                 test1   test2   test3   test4   test5   test6   test7   test8   test9   test10  Average
  cloudflare     27 ms   40 ms   45 ms   41 ms   42 ms   41 ms   41 ms   47 ms   41 ms   41 ms     40.60
  norton         41 ms   42 ms   47 ms   48 ms   45 ms   42 ms   46 ms   42 ms   44 ms   13 ms     41.00
  google         42 ms   41 ms   40 ms   42 ms   41 ms   69 ms   42 ms   13 ms   45 ms   41 ms     41.60
  cleanbrowsing  43 ms   44 ms   41 ms   41 ms   41 ms   41 ms   40 ms   45 ms   41 ms   41 ms     41.80
  neustar        44 ms   41 ms   42 ms   42 ms   42 ms   41 ms   40 ms   43 ms   42 ms   44 ms     42.10
  comodo         41 ms   41 ms   46 ms   41 ms   42 ms   45 ms   42 ms   42 ms   43 ms   42 ms     42.50
  quad9          41 ms   40 ms   41 ms   42 ms   41 ms   44 ms   45 ms   45 ms   44 ms   46 ms     42.90
  opendns        45 ms   46 ms   45 ms   44 ms   43 ms   235 ms  46 ms   49 ms   48 ms   47 ms     64.80
  adguard        81 ms   81 ms   80 ms   80 ms   81 ms   81 ms   80 ms   85 ms   89 ms   81 ms     81.90
  yandex         198 ms  292 ms  294 ms  292 ms  293 ms  292 ms  186 ms  399 ms  291 ms  293 ms    283.00

Post by nodesocket » Mon, Apr 02, 2018, 10:38 PM UTC

sajal83 wrote: post #9

https://pulse.turbobytes.com/results/5ac1f967ecbe4078c200ee4... Cloudflare consistently times out from these networks. Netherlands - AS13127 Philippines - AS135132 Thailand - AS17552 (One of the largest consumer internet providers) US - AS7018 (AT&T)