[dns-operations] about NXDOMAIN under the TLD .ws

Edward Lewis edward.lewis at icann.org
Tue Mar 22 13:10:49 UTC 2016


On 3/22/16, 4:50, "dns-operations on behalf of 张在峰"
<dns-operations-bounces at dns-oarc.net on behalf of zhangzaifeng at 360.cn>
wrote:

>Why .ws don’t reply NXDOMAIN for non-existent domains, but return a valid
>A record which rdata is 64.70.19.202?

$ dig @77.92.65.172 +norec +noadditional +noauthority *.ws any

; <<>> DiG 9.10.2 <<>> @77.92.65.172 +norec +noadditional +noauthority
*.ws any
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50568
;; flags: qr aa; QUERY: 1, ANSWER: 3, AUTHORITY: 6, ADDITIONAL: 7

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;*.ws.				IN	ANY

;; ANSWER SECTION:
*.ws.			3600	IN	MX	1 mail.hope-mail.com.
*.ws.			300	IN	TXT	"v=spf1 ip6:fdd0:951e:ede7::/48 -all"
*.ws.			300	IN	A	64.70.19.202

;; Query time: 93 msec
;; SERVER: 77.92.65.172#53(77.92.65.172)
;; WHEN: Tue Mar 22 09:09:07 EDT 2016
;; MSG SIZE  rcvd: 339


> 
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