Tracing to 67.110.28.70.ptr.us.xo.net[a]

192.203.230.10 (192.203.230.10)
 |\___ c.gtld-servers.net
[net] (192.26.92.30)
 |     |\___ nameserver1.concentric.net
[xo.net]
(207.88.20.30) Got authoritative answer
 |     |\___ nameserver2.concentric.net
[xo.net]
(207.155.253.180) Got authoritative answer
 |     |\___ nameserver3.concentric.net
[xo.net]
(207.88.20.82) Got authoritative answer
 |      \___ nameserver.concentric.net
[xo.net]
(207.155.249.180) Got authoritative answer
 |\___ i.gtld-servers.net
[net] (192.43.172.30)
 |     |\___ nameserver1.concentric.net
[xo.net]
(207.88.20.30) (cached)
 |     |\___ nameserver2.concentric.net
[xo.net]
(207.155.253.180) (cached)
 |     |\___ nameserver3.concentric.net
[xo.net]
(207.88.20.82) (cached)
 |      \___ nameserver.concentric.net
[xo.net]
(207.155.249.180) (cached)
 |\___ a.gtld-servers.net
[net] (2001:0503:a83e:0000:0000:0000:0002:0030) *
 |\___ a.gtld-servers.net
[net] (192.5.6.30)
 |     |\___ nameserver1.concentric.net
[xo.net]
(207.88.20.30) (cached)
 |     |\___ nameserver2.concentric.net
[xo.net]
(207.155.253.180) (cached)
 |     |\___ nameserver3.concentric.net
[xo.net]
(207.88.20.82) (cached)
 |      \___ nameserver.concentric.net
[xo.net]
(207.155.249.180) (cached)
 |\___ b.gtld-servers.net
[net] (2001:0503:231d:0000:0000:0000:0002:0030)

QUESTION SECTION:
67.110.28.70.ptr.us.xo.net.	IN	ANY

ANSWER SECTION:
67.110.28.70.ptr.us.xo.net.
10800 IN	A	67.110.28.70

AUTHORITY SECTION:
xo.net.		10800	IN	NS	nameserver2.concentric.net.
xo.net.		10800	IN	NS	nameserver3.concentric.net.
xo.net.		10800	IN	NS	nameserver.concentric.net.
xo.net.		10800	IN	NS	nameserver1.concentric.net.

Query time: 178 msec
SERVER: 213.133.99.99#53(213.133.99.99)
WHEN: Sat Feb  4 17:14:34 2012
MSG SIZE  rcvd: 174

HOST: Ubuntu-1104-natty-64-minimal              
Loss%   Snt   Last   Avg  Best  Wrst StDev
  1.|-- static.193.37.46.78.clients.your-server.de
 0.0%     1   
0.9   0.9   0.9   0.9   0.0
  2.|-- hos-tr2.juniper1.rz10.hetzner.de
           0.0%     1    0.3  
0.3   0.3   0.3   0.0
  3.|-- hos-bb2.juniper3.s06.hetzner.de
            0.0%     1    2.6  
2.6   2.6   2.6   0.0
  4.|-- lambdanet-gw.hetzner.de
                    0.0%     1    3.0  
3.0   3.0   3.0   0.0
  5.|-- FRA-3-eth000.de.lambdanet.net
              0.0%     1    6.3  
6.3   6.3   6.3   0.0
  6.|-- ix-0-2-0-0.tcore1.FR0-Frankfurt.as6453.net
 0.0%     1   
6.3   6.3   6.3   6.3   0.0
  7.|-- if-4-2.tcore1.PVU-Paris.as6453.net
         0.0% 
   1   95.0  95.0  95.0  95.0   0.0
  8.|-- if-2-2.tcore1.PYE-Paris.as6453.net
         0.0% 
   1  118.5 118.5 118.5 118.5   0.0
  9.|-- if-5-2.tcore1.L78-London.as6453.net
        0.0%  
  1   93.5  93.5  93.5  93.5   0.0
 10.|-- if-4-2.tcore1.NJY-Newark.as6453.net
        0.0%  
  1   96.8  96.8  96.8  96.8   0.0
 11.|-- if-2-2.tcore2.NJY-Newark.as6453.net
        0.0%  
  1  139.0 139.0 139.0 139.0   0.0
 12.|-- Vlan83.icore2.NTO-NewYork.as6453.net
       0.0%   
 1  102.3 102.3 102.3 102.3   0.0
 13.|-- Vlan585.icore2.NTO-NewYork.as6453.net
      0.0%    
1  102.4 102.4 102.4 102.4   0.0
 14.|-- 207.88.14.177.ptr.us.xo.net
                0.0%     1  104.2
104.2 104.2 104.2   0.0
 15.|-- ae0d0.mcr2.philadelphia-pa.us.xo.net
       0.0%   
 1  104.6 104.6 104.6 104.6   0.0
 16.|-- ge13-0.clr2.philadelphia-pa.us.xo.net
      0.0%    
1  105.0 105.0 105.0 105.0   0.0
 17.|-- 67.110.28.70.ptr.us.xo.net
                 0.0%     1  116.0
116.0 116.0 116.0   0.0

(67.110.28.70.ptr.us.xo.net,
67.110.28.70.ptr.us.xo.net): TIMEOUT