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Common IP ports

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
FTP   20  
🗑
Telnet   23  
🗑
TFTP   69  
🗑
SMTP   25  
🗑
DNS   53  
🗑
HTTP   80  
🗑
HTTPS   443  
🗑
IMAP   143  
🗑
pop3   110  
🗑
SSH   22  
🗑
nntp   119  
🗑
snmp   161/162  
🗑
RDP   3389  
🗑
3389   RDP  
🗑
161   SNMP  
🗑
119   nntp  
🗑
22   SSH  
🗑
110   pop3  
🗑
143   IMAP  
🗑
443   HTTPS  
🗑
80   HTTP  
🗑
53   DNS  
🗑
25   SMTP  
🗑
69   TFTP  
🗑
23   Telnet  
🗑
20   FTP  
🗑
137   NETBIOS Name Service  
🗑
138   NETBIOS Datagram Service  
🗑
139   NETBIOS Session Service  
🗑
NETBIOS Name Service   137  
🗑
NETBIOS Datagram Service   138  
🗑
NETBIOS Session Service   139  
🗑
Echo   7  
🗑
7   Echo  
🗑
Discard   9  
🗑
9   Discard  
🗑
systat   11  
🗑
11   systat  
🗑
daytime   13  
🗑
13   daytime  
🗑
qotd   17  
🗑
17   qotd  
🗑
chargen   19  
🗑
19   chargen  
🗑
FTP control   21  
🗑
21   FTP control  
🗑
time   37  
🗑
37   time  
🗑
nicname   43  
🗑
43   nicname  
🗑


   

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