Réseau

Le serveur DNS du challenge ne semble plus joignable ...

$ host challenge01.root-me.org 8.8.8.8
Using domain server :
Name : 8.8.8.8
Address : 8.8.8.8#53
Aliases :

challenge01.root-me.org has address 212.129.38.224
challenge01.root-me.org has IPv6 address 2001:bc8:35b0:c166::150

$ nmap -p 54011 -sSUVC —script=banner 212.129.38.224

Starting Nmap 7.25BETA2 ( https://nmap.org ) at 2017-02-10 13:46 CET
Nmap scan report for challenge01.root-me.org (212.129.38.224)
Host is up (0.0035s latency).
PORT STATE SERVICE VERSION
54011/tcp closed unknown
54011/udp closed unknown

Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done : 1 IP address (1 host up) scanned in 1.26 seconds

$ nmap -p 53 -sSUVC —script=banner 212.129.38.224

Starting Nmap 7.25BETA2 ( https://nmap.org ) at 2017-02-10 13:46 CET
Nmap scan report for challenge01.root-me.org (212.129.38.224)
Host is up (0.0029s latency).
PORT STATE SERVICE VERSION
53/tcp filtered domain
53/udp open|filtered domain

Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done : 1 IP address (1 host up) scanned in 89.92 seconds

$ host -t NS ch11.challenge01.root-me.org 212.129.38.224
 ; ; connection timed out ; no servers could be reached

$ host -a ch11.challenge01.root-me.org 212.129.38.224
Trying "ch11.challenge01.root-me.org"
 ; ; connection timed out ; no servers could be reached

Essaie un autre port ;)