nmap -sV -sU --version-all -p 53 8.8.8.8
Вот через моего говнопрова, у которого жутчайше тормозит DNS (3 секунды)
DNSSEC теперь обязателен.
Starting Nmap 7.60 ( https://nmap.org ) at 2017-11-09 14:55 MSK
NSE: Loaded 42 scripts for scanning.
Initiating Ping Scan at 14:55
Scanning 8.8.8.8 [4 ports]
Completed Ping Scan at 14:55, 0.10s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 14:55
Completed Parallel DNS resolution of 1 host. at 14:55, 0.07s elapsed
Initiating UDP Scan at 14:55
Scanning google-public-dns-a.google.com (8.8.8.8) [1 port]
Completed UDP Scan at 14:55, 0.27s elapsed (1 total ports)
Initiating Service scan at 14:55
Scanning 1 service on google-public-dns-a.google.com (8.8.8.8)
Discovered open port 53/udp on 8.8.8.8
Discovered open|filtered port 53/udp on google-public-dns-a.google.com (8.8.8.8) is actually open
Completed Service scan at 14:56, 17.36s elapsed (1 service on 1 host)
NSE: Script scanning 8.8.8.8.
Initiating NSE at 14:56
Completed NSE at 14:56, 0.01s elapsed
Initiating NSE at 14:56
Completed NSE at 14:56, 0.00s elapsed
Nmap scan report for google-public-dns-a.google.com (8.8.8.8)
Host is up (0.014s latency).
PORT STATE SERVICE VERSION
53/udp open domain Microsoft DNS
Service Info: OS: Windows; CPE: cpe:/o:microsoft:windows_server
Read data files from: /usr/bin/../share/nmap
Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 18.70 seconds
Raw packets sent: 6 (232B) | Rcvd: 1 (28B)
Вот результат сканирования с украинского хостинга:
Starting Nmap 6.47 ( http://nmap.org ) at 2017-11-09 13:57 EET
NSE: Loaded 29 scripts for scanning.
Initiating Ping Scan at 13:57
Scanning 8.8.8.8 [4 ports]
Completed Ping Scan at 13:57, 1.04s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 13:57
Completed Parallel DNS resolution of 1 host. at 13:57, 0.01s elapsed
Initiating UDP Scan at 13:57
Scanning google-public-dns-a.google.com (8.8.8.8) [1 port]
Completed UDP Scan at 13:57, 0.28s elapsed (1 total ports)
Initiating Service scan at 13:57
Scanning 1 service on google-public-dns-a.google.com (8.8.8.8)
Discovered open port 53/udp on 8.8.8.8
Discovered open|filtered port 53/udp on google-public-dns-a.google.com (8.8.8.8) is actually open
Completed Service scan at 13:57, 0.00s elapsed (1 service on 1 host)
NSE: Script scanning 8.8.8.8.
Nmap scan report for google-public-dns-a.google.com (8.8.8.8)
Host is up (0.0025s latency).
PORT STATE SERVICE VERSION
53/udp open domain NetWare dnsd
Read data files from: /usr/bin/../share/nmap
Service detection performed. Please report any incorrect results at http://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 1.58 seconds
Raw packets sent: 6 (232B) | Rcvd: 1 (44B)
В общем инициализирую разрыв 60 договоров с вендодебилами.