Use of DNS Resolvers for World (XA)

Average Interval (days)    Size of sliding window average (days)
Show Top    Most used DNS resolvers - use '0' to manually select resolvers from the list below


Report Type

First Resolver    First Resolver uses an experiment where we look for the first DNS response
Single Initial Query    Single Initial Query uses an experiment where we look at the set of DNS resolvers that are involved in resolving a single client query
All Resolvers    All Resolvers uses an experiment where the DNS responds with SERVFAIL, which means that the client will cycle through all configured resolvers

Show All Open DNS Resolvers
Show Same AS
Show Same Country
Show Different Country
Show Cloudflare
Show DNSPod
Show DNS.Watch
Show Oracle Dyn
Show Free DNS
Show Google Public DNS
Show Green Team DNS
Show Hurricane Electric DNS
Show Level 3
Show Neustar
Show One DNS
Show OpenDNS
Show Open NIC
Show Quad9
Show Uncensored DNS
Show Verisign Open DNS
Show Yandex DNS
Show Comodo Secure DNS
Show SafeDNS
Show Freenom World
Show CleanBrowsing
Show Alternate DNS
Show puntCAT
Show AliDNS
Show Baidu DNS
Show 114 DNS
Show TWNIC Quad 101
Show No Open Resolvers
Show In-Country Resolver
Show Out-of-Country Resolver
Show In-Country non-open Resolver
Show Out-of-Country non-open Resolver