dnstracer - dns test
данная утилита позволяет вычислить всю цепочку dns-серверов к которым идут обращения за получением ответа на наш запрос.
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cd /etc/namedb
touch rndc.key
rndc-confgen >> rndc.conf
# Start of rndc.conf
key "rndc-key" {
algorithm hmac-md5;
secret "*********IBfA4aVO9*****";
};
options {
default-key "rndc-key";
default-server 127.0.0.1;
default-port 953;
};
# End of rndc.conf
# Use with the following in named.conf, adjusting the allow list as needed:
# key "rndc-key" {
# algorithm hmac-md5;
# secret "*********IBfA4aVO9*****";
# };
#
# controls {
# inet 127.0.0.1 port 953
# allow { 127.0.0.1; } keys { "rndc-key"; };
# };
# End of named.conf
key "rndc-key" {
algorithm hmac-md5;
secret "*********IBfA4aVO9*****";
};
rndc status
WARNING: key file (/etc/namedb/rndc.key) exists, but using default configuration file (/etc/namedb/rndc.conf)
version: 9.8.1-P1 (tetris 1.0beta)
CPUs found: 4
worker threads: 2
number of zones: 1514
debug level: 0
xfers running: 0
xfers deferred: 0
soa queries in progress: 4
query logging is OFF
recursive clients: 0/0/10000
tcp clients: 0/1000
server is up and running