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