[ntp:questions] pool.ntp.org down?

Majdi S. Abbas msa at latt.net
Wed Jun 13 13:32:50 UTC 2007


On Wed, Jun 13, 2007 at 01:00:04PM +0000, Bob Geddes wrote:
> For about the last couple of weeks or so I have not been able to get DNS
> responses from pool.ntp.org 
> Anyone know why?

Bob,

	Looks fine here.  Are you sure there aren't any filters
you are running into?  As you can see below, all of the ntp.org
nameservers are returning proper delegations for pool.ntp.org, 
and all of the ntpns.org nameservers respond with the pool RR 
for me:

	From dig:
-snip-
;; AUTHORITY SECTION:
ntp.org.                604743  IN      NS      ns2.ntp.org.
ntp.org.                604743  IN      NS      ns1.ntp.org.
ntp.org.                604743  IN      NS      maccarony.ntp.org.
ntp.org.                604743  IN      NS      louie.ntp.org.
ntp.org.                604743  IN      NS      huey.ntp.org.
-snip-
;; AUTHORITY SECTION:
pool.ntp.org.           259013  IN      NS      e.ntpns.org.
pool.ntp.org.           259013  IN      NS      d.ntpns.org.
pool.ntp.org.           259013  IN      NS      a.ntpns.org.
pool.ntp.org.           259013  IN      NS      c.ntpns.org.
pool.ntp.org.           259013  IN      NS      b.ntpns.org.
-snip-

>From nslookup:

> set type=ns
> server ns1.ntp.org
Default Server:  ns1.ntp.org
Addresses:  204.152.184.126, 2001:4f8:0:2::22

> pool.ntp.org.
Server:  ns1.ntp.org
Addresses:  204.152.184.126, 2001:4f8:0:2::22

Authoritative answers can be found from:
pool.ntp.org    nameserver = b.ntpns.org
pool.ntp.org    nameserver = c.ntpns.org
pool.ntp.org    nameserver = d.ntpns.org
pool.ntp.org    nameserver = e.ntpns.org
pool.ntp.org    nameserver = a.ntpns.org

> server ns2.ntp.org
Default Server:  ns2.ntp.org
Addresses:  204.152.184.138, 2001:4f8:0:2::23

> pool.ntp.org
Server:  ns2.ntp.org
Addresses:  204.152.184.138, 2001:4f8:0:2::23

Authoritative answers can be found from:
pool.ntp.org    nameserver = a.ntpns.org
pool.ntp.org    nameserver = b.ntpns.org
pool.ntp.org    nameserver = c.ntpns.org
pool.ntp.org    nameserver = d.ntpns.org
pool.ntp.org    nameserver = e.ntpns.org

> server maccarony.ntp.org
Default Server:  maccarony.ntp.org
Address:  128.4.35.16

> pool.ntp.org
Server:  maccarony.ntp.org
Address:  128.4.35.16

Authoritative answers can be found from:
pool.ntp.org    nameserver = d.ntpns.org
pool.ntp.org    nameserver = e.ntpns.org
pool.ntp.org    nameserver = a.ntpns.org
pool.ntp.org    nameserver = b.ntpns.org
pool.ntp.org    nameserver = c.ntpns.org

> server louie.ntp.org
Default Server:  louie.ntp.org
Address:  128.4.40.12

> pool.ntp.org
Server:  louie.ntp.org
Address:  128.4.40.12

Authoritative answers can be found from:
pool.ntp.org    nameserver = e.ntpns.org
pool.ntp.org    nameserver = a.ntpns.org
pool.ntp.org    nameserver = b.ntpns.org
pool.ntp.org    nameserver = c.ntpns.org
pool.ntp.org    nameserver = d.ntpns.org

> server huey.ntp.org
Default Server:  huey.ntp.org
Address:  128.4.40.10

> pool.ntp.org
Server:  huey.ntp.org
Address:  128.4.40.10

Authoritative answers can be found from:
pool.ntp.org    nameserver = b.ntpns.org
pool.ntp.org    nameserver = c.ntpns.org
pool.ntp.org    nameserver = d.ntpns.org
pool.ntp.org    nameserver = e.ntpns.org
pool.ntp.org    nameserver = a.ntpns.org

> server a.ntpns.org
Default Server:  a.ntpns.org
Address:  216.52.237.236

> pool.ntp.org
Server:  a.ntpns.org
Address:  216.52.237.236

Name:    pool.ntp.org
Addresses:  67.111.10.242, 193.45.254.143, 66.111.33.160, 84.16.227.198
193.120.10.3, 86.59.42.2, 72.249.38.88, 213.28.138.38, 213.240.180.155
193.225.218.44, 65.254.53.19, 84.16.227.162

> server b.ntpns.org
Default Server:  b.ntpns.org
Address:  67.19.103.171

> pool.ntp.org
Server:  b.ntpns.org
Address:  67.19.103.171

Name:    pool.ntp.org
Addresses:  84.16.227.162, 213.28.138.38, 86.59.42.2, 193.45.254.143
66.111.33.160, 84.16.227.198, 213.240.180.155, 193.225.218.44, 67.111.10.242
72.249.38.88, 193.120.10.3, 65.254.53.19

> server c.ntpns.org
Default Server:  c.ntpns.org
Address:  193.138.215.60

> pool.ntp.org
Server:  c.ntpns.org
Address:  193.138.215.60

Name:    pool.ntp.org
Addresses:  67.111.10.242, 72.249.38.88, 84.16.227.162, 84.16.227.198
86.59.42.2, 193.45.254.143, 193.120.10.3, 193.225.218.44, 213.28.138.38
213.240.180.155, 65.254.53.19, 66.111.33.160

> server d.ntpns.org
Default Server:  d.ntpns.org
Address:  217.114.97.98

> pool.ntp.org
Server:  d.ntpns.org
Address:  217.114.97.98

Name:    pool.ntp.org
Addresses:  66.111.33.160, 67.111.10.242, 72.249.38.88, 84.16.227.162
84.16.227.198, 86.59.42.2, 193.45.254.143, 193.120.10.3, 193.225.218.44
213.28.138.38, 213.240.180.155, 65.254.53.19

> server e.ntpns.org
Default Server:  e.ntpns.org
Address:  70.63.21.246

> pool.ntp.org
Server:  e.ntpns.org
Address:  70.63.21.246

Name:    pool.ntp.org
Addresses:  84.16.227.198, 86.59.42.2, 193.45.254.143, 193.120.10.3
193.225.218.44, 213.28.138.38, 213.240.180.155, 65.254.53.19, 66.111.33.160
67.111.10.242, 72.249.38.88, 84.16.227.162

	--msa



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