In the potentially interestingly and perhaps not so positive - one of the common EDNS tests via Google pub DNS fails. https://www.dns-oarc.net/oarc/services/replysizetest ;; ANSWER SECTION: rs.dns-oarc.net. 58 IN CNAME rst.x479.rs.dns-oarc.net. rst.x479.rs.dns-oarc.net. 57 IN CNAME rst.x488.x479.rs.dns-oarc.net. rst.x488.x479.rs.dns-oarc.net. 56 IN CNAME rst.x493.x488.x479.rs.dns-oarc.net. rst.x493.x488.x479.rs.dns-oarc.net. 55 IN TXT "2404:6800:4005:c00::156 DNS reply size limit is at least 493" rst.x493.x488.x479.rs.dns-oarc.net. 55 IN TXT "2404:6800:4005:c00::156 lacks EDNS, defaults to 512" rst.x493.x488.x479.rs.dns-oarc.net. 55 IN TXT "Tested at 2013-01-30 14:29:05 UTC" On Thu, Jan 31, 2013 at 12:55 AM, Livingood, Jason < Jason_Livingood@cable.comcast.com> wrote:
This is very positive - I hope more recursive resolvers start to adopt DNSSEC as well.
Jason
On 1/29/13 3:05 AM, "Mansoor Nathani" <mnathani@winvive.com> wrote:
I guess its only a matter of time before they start validating all requests. And more importantly returning SERVFAIL for invalid hosts.
Mansoor
On Tue, Jan 29, 2013 at 2:04 AM, Marco Davids <mdavids@forfun.net> wrote:
This is interesting news; it seems that Google's Public DNS is performing DNSSEC validation (when the DO-bit is set):
dig +dnssec +multi www.dnssec.nl @8.8.8.8
; <<>> DiG 9.9.1-vjs163.18-P1 <<>> +dnssec +multi www.dnssec.nl @ 8.8.8.8 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 51937 ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags: do; udp: 512 ;; QUESTION SECTION: ;www.dnssec.nl. IN A
;; ANSWER SECTION: www.dnssec.nl. 21580 IN A 213.154.228.160 www.dnssec.nl. 21580 IN RRSIG A 8 3 86400 ( 20130227071505 20130128071505 33084 dnssec.nl. J9MzudQJHT7UEFZDxioAeOSARqvN87stHIiXLdl1f6ZB I3UGSqKIOlYpuaM7a6jk8k8oajUkGEHGOxa9ypJQHvlv mAE6noaI5sZh6R6lnkd48zGs/xPg4BNODG2zNb3I/lQ3 2ojQtcs9AIMDEtH5+XISuwvPre5hhYkneM6mtUc= )
;; Query time: 28 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Tue Jan 29 08:03:53 2013 ;; MSG SIZE rcvd: 227
-- Marco Davids