Re: DNS Flag Day, Friday, Feb 1st, 2019

[Mark Andrews <marka () isc org>]

> On 25 Jan 2019, at 12:50 am, Bjørn Mork <bjorn () mork no> wrote:
>
> Mark Andrews <marka () isc org> writes:
>
> > I’ve been complaining for YEARS about lack of EDNS compliance.
>
> Didn't help.

Perfect vs incremental improvement.  Please go look at the graphs
on ednscomp.isc.org.  You will see the fixes being applied.  You
can see firewalls being removed. You can seen IPv6 being deployed
on DNS server farms with broken DNS servers. You can see when name
servers are fixed to remove implementation flaws.

> bjorn@miraculix:~$  dig +edns=42 +noednsnegotiation @1.1 
>
> ; <<>> DiG 9.11.5-P1-1-Debian <<>> +edns=42 +noednsnegotiation @1.1
> ; (1 server found)
> ;; global options: +cmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40525
> ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 13, AUTHORITY: 0, ADDITIONAL: 1
>
> ;; OPT PSEUDOSECTION:
> ; EDNS: version: 0, flags:; udp: 1452
> ;; QUESTION SECTION:
> ;.                              IN      NS
>
> ;; ANSWER SECTION:
> .                       9060    IN      NS      d.root-servers.net.
> .                       9060    IN      NS      e.root-servers.net.
> .                       9060    IN      NS      f.root-servers.net.
> .                       9060    IN      NS      g.root-servers.net.
> .                       9060    IN      NS      h.root-servers.net.
> .                       9060    IN      NS      i.root-servers.net.
> .                       9060    IN      NS      j.root-servers.net.
> .                       9060    IN      NS      k.root-servers.net.
> .                       9060    IN      NS      l.root-servers.net.
> .                       9060    IN      NS      m.root-servers.net.
> .                       9060    IN      NS      a.root-servers.net.
> .                       9060    IN      NS      b.root-servers.net.
> .                       9060    IN      NS      c.root-servers.net.
>
> ;; Query time: 3 msec
> ;; SERVER: 1.0.0.1#53(1.0.0.1)
> ;; WHEN: Thu Jan 24 14:40:00 CET 2019
> ;; MSG SIZE  rcvd: 431
>
>
>
> Bjørn

-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742              INTERNET: marka () isc org