[Dnsmasq-discuss] Very odd sequence of replies to 'host'
Chris Green
cl at isbd.net
Mon Jul 17 14:30:05 UTC 2023
There's something very odd going on with my dnsmqsq. The following
sequence of 'host' commands was run on one of my client machines on my
home LAN. This machine has a very minimal /etc/dnsmasq.conf as
follows:-
resolv-file=/run/NetworkManager/no-stub-resolv.conf
The file /run/NetworkManager/no-stub-resolv.conf is:-
# Generated by NetworkManager
search zbmc.eu
nameserver 192.168.1.2
/etc/resolv.conf is:-
nameserver 127.0.0.1
... and here is the sequence of host commands, they were done at
manual typing speed, i.e. in a few tens of seconds overall, no long
waits between them.
chris$ host -a jacquibennett.com 127.0.1.1
Trying "jacquibennett.com"
Using domain server:
Name: 127.0.1.1
Address: 127.0.1.1#53
Aliases:
Host jacquibennett.com not found: 4(NOTIMP)
Received 35 bytes from 127.0.1.1#53 in 16 ms
chris$ host jacquibennett.com 127.0.1.1
Using domain server:
Name: 127.0.1.1
Address: 127.0.1.1#53
Aliases:
jacquibennett.com has address 153.92.6.161
jacquibennett.com has IPv6 address 2a02:4780:a:1080:0:174b:7855:7
Host jacquibennett.com not found: 2(SERVFAIL)
chris$
chris$
chris$
chris$ host jacquibennett.com 127.0.1.1
Using domain server:
Name: 127.0.1.1
Address: 127.0.1.1#53
Aliases:
jacquibennett.com has address 153.92.6.161
jacquibennett.com has IPv6 address 2a02:4780:a:1080:0:174b:7855:7
jacquibennett.com mail is handled by 5 mx1.hostinger.com.
jacquibennett.com mail is handled by 10 mx2.hostinger.com.
chris$
Why am I getting different answers each time, it's crazy!
It's almost as if there's more than one process listening for DNS
requests and they answer at random. I obviously have something very
wrong somewhere but I don't really know how to diagnose this.
--
Chris Green
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