Testing DNS Service on 1.1.1.1: Why ICMP Shouldn't Be Used
By
Wingy
The bagel they save for the regulars. Don't skim, savour.
Summary
The article discusses the testing of DNS service on 1.1.1.1 using dig or nslookup instead of ICMP. It emphasizes that ICMP echo request/reply may only help determine reachability and nothing more.
Key quotes
· 3 pulledDNS shouldn't be tested with ICMP. Try dig or nslookup instead.
ICMP echo request/reply may help to decide reachability and nothing more.
This is a reasonable test of the DNS service on 1.1.1.1: $ dig @1.1.1.1 www.cloudflare.com A
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