[148156] in North American Network Operators' Group
Re: IPv6 resolvers
daemon@ATHENA.MIT.EDU (Mark Kamichoff)
Wed Jan 4 15:34:08 2012
Date: Wed, 4 Jan 2012 15:33:10 -0500
From: Mark Kamichoff <prox@prolixium.com>
To: Seth Mos <seth.mos@dds.nl>
In-Reply-To: <EBA25509-B69D-41BD-86F4-04EFABBA53A1@dds.nl>
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Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On Wed, Jan 04, 2012 at 09:00:26PM +0100, Seth Mos wrote:
> I was wondering if many people are seeing horrendous latency on the
> free Hurricane Electric resolvers?
Looks fine to me:
(neodymium:15:27)% dig @74.82.42.42 cnn.com. A
; <<>> DiG 9.7.3 <<>> @74.82.42.42 cnn.com. A
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53277
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;cnn.com. IN A
;; ANSWER SECTION:
cnn.com. 299 IN A 157.166.226.26
cnn.com. 299 IN A 157.166.255.19
cnn.com. 299 IN A 157.166.255.18
cnn.com. 299 IN A 157.166.226.25
;; Query time: 38 msec
;; SERVER: 74.82.42.42#53(74.82.42.42)
;; WHEN: Wed Jan 4 15:27:17 2012
;; MSG SIZE rcvd: 89
(neodymium:15:32)% dig @2001:470:20::2 cnn.com. A
; <<>> DiG 9.7.3 <<>> @2001:470:20::2 cnn.com. A
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41382
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;cnn.com. IN A
;; ANSWER SECTION:
cnn.com. 295 IN A 157.166.226.25
cnn.com. 295 IN A 157.166.255.18
cnn.com. 295 IN A 157.166.255.19
cnn.com. 295 IN A 157.166.226.26
;; Query time: 20 msec
;; SERVER: 2001:470:20::2#53(2001:470:20::2)
;; WHEN: Wed Jan 4 15:32:27 2012
;; MSG SIZE rcvd: 89
That being said, keep in mind these are anycasted. I'm using
216.66.22.2 [tserv13.ash1.ipv6.he.net] for IPv4 and 209.51.161.14
[tserv4.nyc4.ipv6.he.net] according to the A record returned by
whoami.akamai.net. I might not be hitting the same server you are.
- Mark
--=20
Mark Kamichoff
prox@prolixium.com
http://www.prolixium.com/
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