Practica 9: Probando Servidores DNS

Nslookup.exe es una aplicación incluida en todos los sistemas Windows, para consultar, obtener información, probar y solucionar problemas de los servidores DNS que usa una conexión.
Funciona solo mediante la línea de comandos, pero es algo sencillo su uso.

NSLOOKUP

Microsoft Windows [Versión 6.1.7601]

Copyright © 2009 Microsoft Corporation. Reservados todos los derechos.

C:\Users\CCB-44>nslookup

1.42.42.10.in-addr.arpa

primary name server = localhost

responsible mail addr = nobody.invalid

serial  = 1

refresh = 600 (10 mins)

retry   = 1200 (20 mins)

expire  = 604800 (7 days)

default TTL = 10800 (3 hours)

Servidor predeterminado:  UnKnown

Address:  10.42.42.1

> 

NETSTAT

Netstat.exe  es una aplicación que esta en todos los Windows, la cual se utiliza para monitorear y saber todo acerca de las conexiones que realiza nuestra PC al mundo exterior.

Microsoft Windows [Versión 6.1.7601]

Copyright © 2009 Microsoft Corporation. Reservados todos los derechos.

C:\Users\Fernanda>NETSTAT

  Proto  Dirección local        Dirección remota       Estado

  TCP    127.0.0.1:1110         HPlap:49615            ESTABLISHED

  TCP    127.0.0.1:1110         HPlap:49630            TIME_WAIT

  TCP    127.0.0.1:1110         HPlap:49671            ESTABLISHED

  TCP    127.0.0.1:1110         HPlap:49748            TIME_WAIT

  TCP    127.0.0.1:1110         HPlap:49795            ESTABLISHED

  TCP    127.0.0.1:1110         HPlap:49808            TIME_WAIT

  TCP    127.0.0.1:1110         HPlap:49810            TIME_WAIT

  TCP    127.0.0.1:1110         HPlap:49891            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:49156            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:49157            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:49294            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:49298            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:49299            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:54925            ESTABLISHED

  TCP    127.0.0.1:5354         HPlap:54926            ESTABLISHED

  TCP    127.0.0.1:27015        HPlap:49164            ESTABLISHED

  TCP    127.0.0.1:27015        HPlap:49289            ESTABLISHED

  TCP    127.0.0.1:27015        HPlap:49306            ESTABLISHED

  TCP    127.0.0.1:27015        HPlap:54961            ESTABLISHED

  TCP    127.0.0.1:49156        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:49157        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:49164        HPlap:27015            ESTABLISHED

  TCP    127.0.0.1:49289        HPlap:27015            ESTABLISHED

  TCP    127.0.0.1:49294        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:49298        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:49299        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:49306        HPlap:27015            ESTABLISHED

  TCP    127.0.0.1:49615        HPlap:nfsd-status      ESTABLISHED

  TCP    127.0.0.1:49671        HPlap:nfsd-status      ESTABLISHEDytt

  TCP    127.0.0.1:49795        HPlap:nfsd-status      ESTABLISHED

  TCP    127.0.0.1:49806        HPlap:nfsd-status      TIME_WAIT

  TCP    127.0.0.1:49890        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49891        HPlap:nfsd-status      ESTABLISHED

  TCP    127.0.0.1:49893        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49894        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49895        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49896        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49897        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:49898        HPlap:1111             TIME_WAIT

  TCP    127.0.0.1:54925        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:54926        HPlap:5354             ESTABLISHED

  TCP    127.0.0.1:54961        HPlap:27015            ESTABLISHED

  TCP    192.168.1.75:49616     203.104.160.11:https   ESTABLISHED

  TCP    192.168.1.75:49674     qro02s09-in-f4:https   ESTABLISHED

  TCP    192.168.1.75:49796     of-in-f84:https        ESTABLISHED

  TCP    192.168.1.75:49828     qro02s09-in-f8:http    TIME_WAIT

  TCP    192.168.1.75:49884     81.19.104.69:https     TIME_WAIT

  TCP    192.168.1.75:49892     64.233.168.188:5228    ESTABLISHED

C:\Users\Fernanda>