mborda@lestat ~ $ nslookup > server 216.244.191.36 Default server: 216.244.191.36 Address: 216.244.191.36#53 > set type=mx > puremail.com.pe Server: 216.244.191.36 Address: 216.244.191.36#53 puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. > > server 200.47.155.133 Default server: 200.47.155.133 Address: 200.47.155.133#53 > set type=mx > puremail.com.pe ;; connection timed out; no servers could be reached > > server 200.48.225.146 Default server: 200.48.225.146 Address: 200.48.225.146#53 > set type=mx > puremail.com.pe Server: 200.48.225.146 Address: 200.48.225.146#53 Non-authoritative answer: *** Can't find puremail.com.pe: No answer Authoritative answers can be found from: puremail.com.pe nameserver = NS2.puremail.com.pe. puremail.com.pe nameserver = NS1.puremail.com.pe. NS1.puremail.com.pe internet address = 74.54.56.100 NS2.puremail.com.pe internet address = 64.76.131.18 > > server 200.48.225.130 Default server: 200.48.225.130 Address: 200.48.225.130#53 > set type=mx > puremail.com.pe ;; connection timed out; no servers could be reached > > server 200.41.96.24 Default server: 200.41.96.24 Address: 200.41.96.24#53 > set type=mx > puremail.com.pe Server: 200.41.96.24 Address: 200.41.96.24#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = ns2.puremail.com.pe. puremail.com.pe nameserver = ns1.puremail.com.pe. pmx.puremail.com.pe internet address = 74.54.56.98 > > server 200.41.96.26 Default server: 200.41.96.26 Address: 200.41.96.26#53 > set type=mx > puremail.com.pe Server: 200.41.96.26 Address: 200.41.96.26#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = ns1.puremail.com.pe. puremail.com.pe nameserver = ns2.puremail.com.pe. pmx.puremail.com.pe internet address = 74.54.56.98 ns1.puremail.com.pe internet address = 74.54.56.100 ns2.puremail.com.pe internet address = 64.76.131.18 > > server 200.31.96.18 Default server: 200.31.96.18 Address: 200.31.96.18#53 > set type=mx > puremail.com.pe ;; connection timed out; no servers could be reached > server 200.41.96.24 Default server: 200.41.96.24 Address: 200.41.96.24#53 > set type=mx > puremail.com.pe Server: 200.41.96.24 Address: 200.41.96.24#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = ns2.puremail.com.pe. puremail.com.pe nameserver = ns1.puremail.com.pe. pmx.puremail.com.pe internet address = 74.54.56.98 > > server 200.41.96.26 Default server: 200.41.96.26 Address: 200.41.96.26#53 > set type=mx > puremail.com.pe Server: 200.41.96.26 Address: 200.41.96.26#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = ns1.puremail.com.pe. puremail.com.pe nameserver = ns2.puremail.com.pe. pmx.puremail.com.pe internet address = 74.54.56.98 ns1.puremail.com.pe internet address = 74.54.56.100 ns2.puremail.com.pe internet address = 64.76.131.18 > > server 200.31.96.18 Default server: 200.31.96.18 Address: 200.31.96.18#53 > set type=mx > puremail.com.pe ;; connection timed out; no servers could be reached [root@pmx etc]# nslookup > server 69.56.222.10 Default server: 69.56.222.10 Address: 69.56.222.10#53 > set type=mx > puremail.com.pe Server: 69.56.222.10 Address: 69.56.222.10#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 mailfilter.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = NS1.puremail.com.pe. puremail.com.pe nameserver = NS2.puremail.com.pe. mailfilter.puremail.com.pe internet address = 69.57.130.61 NS2.puremail.com.pe internet address = 64.76.131.18 NS1.puremail.com.pe internet address = 69.57.130.61 > > server 216.185.111.10 Default server: 216.185.111.10 Address: 216.185.111.10#53 > set type=mx > puremail.com.pe Server: 216.185.111.10 Address: 216.185.111.10#53 Non-authoritative answer: puremail.com.pe mail exchanger = 10 pmx.puremail.com.pe. Authoritative answers can be found from: puremail.com.pe nameserver = ns2.puremail.com.pe. puremail.com.pe nameserver = ns1.puremail.com.pe. pmx.puremail.com.pe internet address = 74.54.56.98 ns1.puremail.com.pe internet address = 69.57.130.61 ns2.puremail.com.pe internet address = 64.76.131.18 > Gestion_Migrado master # traceroute ns1.novelix.com.pe -I traceroute to mailfilter.puremail.com.pe (69.57.130.61), 30 hops max, 38 byte packets 1 gwimpsat.viaperu.com (64.76.131.1) 0.635 ms 0.898 ms 0.742 ms 2 ge-0-4.rcortlp02.impsat.net.pe (200.41.96.13) 0.698 ms 0.901 ms 0.777 ms 3 impsat-peru-2-out.us.impsat.net (200.31.0.109) 86.561 ms 89.032 ms 86.177 ms 4 200.31.7.33 (200.31.7.33) 88.262 ms 85.136 ms 85.835 ms 5 64.209.99.41 (64.209.99.41) 87.825 ms 86.991 ms 85.957 ms 6 te8-4-10g.ar2.dca3.gblx.net (67.17.108.13) 92.417 ms 93.089 ms 91.950 ms 7 ge-6-1-0.mpr1.iad10.us.above.net (64.125.13.69) 96.023 ms 94.587 ms 91.950 ms 8 so-4-0-0.mpr1.iad2.us.above.net (64.125.30.118) 93.614 ms 95.593 ms 96.195 ms 9 so-6-0-0.mpr1.iad5.us.above.net (64.125.27.74) 94.359 ms 94.305 ms 92.895 ms 10 so-4-0-0.mpr1.iad1.us.above.net (64.125.29.229) 220.759 ms 97.695 ms 94.447 ms 11 so-1-0-0.mpr1.dca2.us.above.net (64.125.28.125) 102.502 ms 102.697 ms 92.395 ms 12 so-1-0-0.mpr4.iah1.us.above.net (64.125.29.37) 130.852 ms 130.607 ms 138.650 ms 13 289.ge-4-2-1.mpr1.iah1.us.above.net (216.200.251.58) 133.632 ms 135.728 ms 132.702 ms 14 ivhou-207-218-245-28.ev1servers.net (207.218.245.28) 131.667 ms 134.097 ms 137.232 ms 15 ivhou-207-218-223-75.ev1servers.net (207.218.223.75) 132.709 ms 133.830 ms 131.741 ms 16 * * * 17 * * * 18 * * * 19 * * * 20 * * * 21 * * * 22 * * * 23 * * * 24 * * * 25 * * * 26 * * * 27 * * * 28 * * * 29 * * * 30 * * * [root@pmx slaves]# traceroute ns1.viaperu.com traceroute to ns1.viaperu.com (64.76.131.18), 30 hops max, 38 byte packets 1 61.38.364a.static.theplanet.com (74.54.56.97) 0.781 ms 0.520 ms 0.499 ms 2 vl2.dsr02.dllstx2.theplanet.com (12.96.160.42) 0.379 ms 0.355 ms 0.353 ms 3 79.fd.5746.static.theplanet.com (70.87.253.121) 0.538 ms 0.530 ms 0.513 ms 4 et5-2.ibr04.dllstx3.theplanet.com (70.87.253.29) 0.490 ms 0.512 ms 0.481 ms 5 GigabitEthernet7-3.ar2.DAL2.gblx.net (64.208.170.197) 0.687 ms 0.650 ms 0.609 ms 6 64.209.99.42 (64.209.99.42) 51.891 ms 51.854 ms 52.066 ms 7 200.31.7.34 (200.31.7.34) 51.966 ms 52.002 ms 51.920 ms 8 ImpSat-Peru-2-IN.us.impsat.net (200.31.0.110) 136.499 ms 136.281 ms 136.367 ms 9 ge-4-0.rpertlp05.impsat.net.pe (200.41.96.11) 136.924 ms 137.219 ms 136.834 ms 10 ns1.viaperu.com (64.76.131.18) 137.819 ms 137.362 ms 138.777 ms [root@pmx slaves]# [root@pmx slaves]# traceroute -I ns1.viaperu.com traceroute to ns1.viaperu.com (64.76.131.18), 30 hops max, 38 byte packets 1 61.38.364a.static.theplanet.com (74.54.56.97) 11.586 ms 2.233 ms 6.812 ms 2 vl2.dsr02.dllstx2.theplanet.com (12.96.160.42) 0.394 ms 0.355 ms 0.356 ms 3 79.fd.5746.static.theplanet.com (70.87.253.121) 0.543 ms 0.517 ms 0.523 ms 4 et5-2.ibr04.dllstx3.theplanet.com (70.87.253.29) 0.529 ms 0.491 ms 0.474 ms 5 GigabitEthernet7-3.ar2.DAL2.gblx.net (64.208.170.197) 0.658 ms 0.664 ms 0.636 ms 6 64.209.99.42 (64.209.99.42) 51.839 ms 51.928 ms 51.831 ms 7 200.31.7.34 (200.31.7.34) 51.965 ms 51.832 ms 51.927 ms 8 ImpSat-Peru-2-IN.us.impsat.net (200.31.0.110) 136.965 ms 136.369 ms 136.311 ms 9 ge-4-0.rpertlp05.impsat.net.pe (200.41.96.11) 136.883 ms 136.563 ms 136.752 ms 10 ns1.viaperu.com (64.76.131.18) 137.521 ms 137.280 ms 137.058 ms Selected device eth0, address 64.76.131.18, port 53 for outgoing packets Tracing the path to ns2.viaperu.com (74.54.56.100) on TCP port 80 (http), 30 hops max 1 gwimpsat.viaperu.com (64.76.131.1) 0.922 ms 0.899 ms 0.688 ms 2 ge-0-4.rcortlp02.impsat.net.pe (200.41.96.13) 1.153 ms 1.444 ms 0.647 ms 3 impsat-peru-2-out.us.impsat.net (200.31.0.109) 87.416 ms 86.490 ms 87.442 ms 4 200.31.7.33 85.731 ms 85.652 ms 86.288 ms 5 64.209.99.41 88.815 ms 86.150 ms 85.522 ms 6 ge8-1-10g.ar2.dal2.gblx.net (67.17.108.10) 137.565 ms 138.210 ms 139.013 ms 7 the-planet.gigabitethernet7-3.ar2.dal2.gblx.net (64.208.170.198) 137.057 ms 137.204 ms 137.499 ms 8 te9-2.dsr01.dllstx3.theplanet.com (70.87.253.14) 137.285 ms 137.758 ms 136.693 ms 9 76.fd.5746.static.theplanet.com (70.87.253.118) 137.592 ms 137.006 ms 138.244 ms 10 po1.car06.dllstx6.theplanet.com (12.96.160.8) 141.670 ms 144.613 ms 139.836 ms 11 64.38.364a.static.theplanet.com (74.54.56.100) [closed] 137.918 ms 137.814 ms 138.804 ms No se observa puerto abierto. BUT I do that and all see ok : telnet 74.54.56.100 53 Trying 74.54.56.100... Connected to 74.54.56.100. Escape character is '^]'. quit quit quit Connection closed by foreign host. David L: try this: nmap -p53 74.54.56.100 -P0 Customer: I think this needs to are open Customer: Gestion_Migrado master # nmap -p53 74.54.56.100 -P0 Starting Nmap 4.20 ( http://insecure.org ) at 2007-09-28 12:43 PET Interesting ports on 64.38.364a.static.theplanet.com (74.54.56.100): PORT STATE SERVICE 53/tcp open domain Nmap finished: 1 IP address (1 host up) scanned in 0.206 seconds