Last Updated: Monday, 26 May 2025 By: Steve Warner


	CCNA™
	Subnet Calculator

IPv4 Subnet Calculator

v55.25e


Decimal IP Address:	1092138960	( http://1092138960 )
IP Address:	65.24.183.208/28	( 0x4118B7D0 )
Subnet Mask:	255.255.255.240	( 0xFFFFFFF0 )
Wildcard (Inverse) Mask:	0.0.0.15	( 0x0000000F )
Network Address:	65.24.183.208	( 0x4118B7D0 )
Broadcast Address:	65.24.183.223	( 0x4118B7DF )
Binary IP Address:	01000001.00011000.10110111.11010000
Binary Subnet Mask:	11111111.11111111.11111111.11110000
AND
Binary Network Address:	01000001.00011000.10110111.11010000

Binary Broadcast Address:	01000001.00011000.10110111.11011111
Class of Address:	A
Number of Subnets:	1048576
Number of IP:	16
Number of Useable Hosts:	14
in-addr.arpa format:	208.183.24.65.in-addr.arpa
Hostname:	syn-065-024-183-208.res.spectrum.com
GEOIP Location:	US - United States

NAT64 Address:	64:FF9B::4118:B7D0
ISATAP Address:	FE80::0200:5EFE:4118:B7D0
mapped IPV4:	::ffff:4118:B7D0::/48
6to4:	2002:4118:B7D0::/48

<Prev


Subnet  Network             First Usable IP     Last Usable IP      Broadcast
0       65.24.183.0         65.24.183.1         65.24.183.14        65.24.183.15        
1       65.24.183.16        65.24.183.17        65.24.183.30        65.24.183.31        
2       65.24.183.32        65.24.183.33        65.24.183.46        65.24.183.47        
3       65.24.183.48        65.24.183.49        65.24.183.62        65.24.183.63        
4       65.24.183.64        65.24.183.65        65.24.183.78        65.24.183.79        
5       65.24.183.80        65.24.183.81        65.24.183.94        65.24.183.95        
6       65.24.183.96        65.24.183.97        65.24.183.110       65.24.183.111       
7       65.24.183.112       65.24.183.113       65.24.183.126       65.24.183.127       
8       65.24.183.128       65.24.183.129       65.24.183.142       65.24.183.143       
9       65.24.183.144       65.24.183.145       65.24.183.158       65.24.183.159       
10      65.24.183.160       65.24.183.161       65.24.183.174       65.24.183.175       
11      65.24.183.176       65.24.183.177       65.24.183.190       65.24.183.191       
12      65.24.183.192       65.24.183.193       65.24.183.206       65.24.183.207       
13      65.24.183.208       65.24.183.209       65.24.183.222       65.24.183.223       
14      65.24.183.224       65.24.183.225       65.24.183.238       65.24.183.239       
15      65.24.183.240       65.24.183.241       65.24.183.254       65.24.183.255       


Next>


        CIDR Block          Network             Broadcast           Subnet Mask         No. IP's
        65.24.183.208/32    65.24.183.208    -  65.24.183.208       255.255.255.255     1              
        65.24.183.208/31    65.24.183.208    -  65.24.183.209       255.255.255.254     2              
        65.24.183.208/30    65.24.183.208    -  65.24.183.211       255.255.255.252     4              
        65.24.183.208/29    65.24.183.208    -  65.24.183.215       255.255.255.248     8              
        65.24.183.208/28    65.24.183.208    -  65.24.183.223       255.255.255.240     16             
        65.24.183.192/27    65.24.183.192    -  65.24.183.223       255.255.255.224     32             
        65.24.183.192/26    65.24.183.192    -  65.24.183.255       255.255.255.192     64             
        65.24.183.128/25    65.24.183.128    -  65.24.183.255       255.255.255.128     128            
        65.24.183.0/24      65.24.183.0      -  65.24.183.255       255.255.255.0       256            
        65.24.182.0/23      65.24.182.0      -  65.24.183.255       255.255.254.0       512            
        65.24.180.0/22      65.24.180.0      -  65.24.183.255       255.255.252.0       1024           
        65.24.176.0/21      65.24.176.0      -  65.24.183.255       255.255.248.0       2048           
        65.24.176.0/20      65.24.176.0      -  65.24.191.255       255.255.240.0       4096           
        65.24.160.0/19      65.24.160.0      -  65.24.191.255       255.255.224.0       8192           
        65.24.128.0/18      65.24.128.0      -  65.24.191.255       255.255.192.0       16384          
        65.24.128.0/17      65.24.128.0      -  65.24.255.255       255.255.128.0       32768          
        65.24.0.0/16        65.24.0.0        -  65.24.255.255       255.255.0.0         65536          
        65.24.0.0/15        65.24.0.0        -  65.25.255.255       255.254.0.0         131072         
        65.24.0.0/14        65.24.0.0        -  65.27.255.255       255.252.0.0         262144         
        65.24.0.0/13        65.24.0.0        -  65.31.255.255       255.248.0.0         524288         
        65.16.0.0/12        65.16.0.0        -  65.31.255.255       255.240.0.0         1048576        
        65.0.0.0/11         65.0.0.0         -  65.31.255.255       255.224.0.0         2097152        
        65.0.0.0/10         65.0.0.0         -  65.63.255.255       255.192.0.0         4194304        
        65.0.0.0/9          65.0.0.0         -  65.127.255.255      255.128.0.0         8388608        
        65.0.0.0/8          65.0.0.0         -  65.255.255.255      255.0.0.0           16777216       
        64.0.0.0/7          64.0.0.0         -  65.255.255.255      254.0.0.0           33554432       
        64.0.0.0/6          64.0.0.0         -  67.255.255.255      252.0.0.0           67108864       
        64.0.0.0/5          64.0.0.0         -  71.255.255.255      248.0.0.0           134217728      
        64.0.0.0/4          64.0.0.0         -  79.255.255.255      240.0.0.0           268435456      
        64.0.0.0/3          64.0.0.0         -  95.255.255.255      224.0.0.0           536870912      
        64.0.0.0/2          64.0.0.0         -  127.255.255.255     192.0.0.0           1073741824     
        0.0.0.0/1           0.0.0.0          -  127.255.255.255     128.0.0.0           2147483648