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

Decimal IP Address:	3221225216	( http://3221225216 )
IP Address:	191.255.255.0/28	( 0xBFFFFF00 )
Subnet Mask:	255.255.255.240	( 0xFFFFFFF0 )
Wildcard (Inverse) Mask:	0.0.0.15	( 0x0000000F )
Network Address:	191.255.255.0	( 0xBFFFFF00 )
Broadcast Address:	191.255.255.15	( 0xBFFFFF0F )
Binary IP Address:	10111111.11111111.11111111.00000000
Binary Subnet Mask:	11111111.11111111.11111111.11110000
AND
Binary Network Address:	10111111.11111111.11111111.00000000
Binary Broadcast Address:	10111111.11111111.11111111.00001111
Class of Address:	B
Number of Subnets:	4096
Number of IP:	16
Number of Useable Hosts:	14
in-addr.arpa format:	0.255.255.191.in-addr.arpa
Hostname:	191-255-255-0.dsl.telesp.net.br
GEOIP Location:	BR - Brazil
NAT64 Address:	64:FF9B::BFFF:FF00
ISATAP Address:	FE80::0200:5EFE:BFFF:FF00
mapped IPV4:	::ffff:BFFF:FF00::/48
6to4:	2002:BFFF:FF00::/48

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Subnet  Network             First Usable IP     Last Usable IP      Broadcast
0       191.255.255.0       191.255.255.1       191.255.255.14      191.255.255.15      
1       191.255.255.16      191.255.255.17      191.255.255.30      191.255.255.31      
2       191.255.255.32      191.255.255.33      191.255.255.46      191.255.255.47      
3       191.255.255.48      191.255.255.49      191.255.255.62      191.255.255.63      
4       191.255.255.64      191.255.255.65      191.255.255.78      191.255.255.79      
5       191.255.255.80      191.255.255.81      191.255.255.94      191.255.255.95      
6       191.255.255.96      191.255.255.97      191.255.255.110     191.255.255.111     
7       191.255.255.112     191.255.255.113     191.255.255.126     191.255.255.127     
8       191.255.255.128     191.255.255.129     191.255.255.142     191.255.255.143     
9       191.255.255.144     191.255.255.145     191.255.255.158     191.255.255.159     
10      191.255.255.160     191.255.255.161     191.255.255.174     191.255.255.175     
11      191.255.255.176     191.255.255.177     191.255.255.190     191.255.255.191     
12      191.255.255.192     191.255.255.193     191.255.255.206     191.255.255.207     
13      191.255.255.208     191.255.255.209     191.255.255.222     191.255.255.223     
14      191.255.255.224     191.255.255.225     191.255.255.238     191.255.255.239     
15      191.255.255.240     191.255.255.241     191.255.255.254     191.255.255.255     


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        CIDR Block          Network             Broadcast           Subnet Mask         No. IP's
        191.255.255.0/32    191.255.255.0    -  191.255.255.0       255.255.255.255     1              
        191.255.255.0/31    191.255.255.0    -  191.255.255.1       255.255.255.254     2              
        191.255.255.0/30    191.255.255.0    -  191.255.255.3       255.255.255.252     4              
        191.255.255.0/29    191.255.255.0    -  191.255.255.7       255.255.255.248     8              
        191.255.255.0/28    191.255.255.0    -  191.255.255.15      255.255.255.240     16             
        191.255.255.0/27    191.255.255.0    -  191.255.255.31      255.255.255.224     32             
        191.255.255.0/26    191.255.255.0    -  191.255.255.63      255.255.255.192     64             
        191.255.255.0/25    191.255.255.0    -  191.255.255.127     255.255.255.128     128            
        191.255.255.0/24    191.255.255.0    -  191.255.255.255     255.255.255.0       256            
        191.255.254.0/23    191.255.254.0    -  191.255.255.255     255.255.254.0       512            
        191.255.252.0/22    191.255.252.0    -  191.255.255.255     255.255.252.0       1024           
        191.255.248.0/21    191.255.248.0    -  191.255.255.255     255.255.248.0       2048           
        191.255.240.0/20    191.255.240.0    -  191.255.255.255     255.255.240.0       4096           
        191.255.224.0/19    191.255.224.0    -  191.255.255.255     255.255.224.0       8192           
        191.255.192.0/18    191.255.192.0    -  191.255.255.255     255.255.192.0       16384          
        191.255.128.0/17    191.255.128.0    -  191.255.255.255     255.255.128.0       32768          
        191.255.0.0/16      191.255.0.0      -  191.255.255.255     255.255.0.0         65536          
        191.254.0.0/15      191.254.0.0      -  191.255.255.255     255.254.0.0         131072         
        191.252.0.0/14      191.252.0.0      -  191.255.255.255     255.252.0.0         262144         
        191.248.0.0/13      191.248.0.0      -  191.255.255.255     255.248.0.0         524288         
        191.240.0.0/12      191.240.0.0      -  191.255.255.255     255.240.0.0         1048576        
        191.224.0.0/11      191.224.0.0      -  191.255.255.255     255.224.0.0         2097152        
        191.192.0.0/10      191.192.0.0      -  191.255.255.255     255.192.0.0         4194304        
        191.128.0.0/9       191.128.0.0      -  191.255.255.255     255.128.0.0         8388608        
        191.0.0.0/8         191.0.0.0        -  191.255.255.255     255.0.0.0           16777216       
        190.0.0.0/7         190.0.0.0        -  191.255.255.255     254.0.0.0           33554432       
        188.0.0.0/6         188.0.0.0        -  191.255.255.255     252.0.0.0           67108864       
        184.0.0.0/5         184.0.0.0        -  191.255.255.255     248.0.0.0           134217728      
        176.0.0.0/4         176.0.0.0        -  191.255.255.255     240.0.0.0           268435456      
        160.0.0.0/3         160.0.0.0        -  191.255.255.255     224.0.0.0           536870912      
        128.0.0.0/2         128.0.0.0        -  191.255.255.255     192.0.0.0           1073741824     
        128.0.0.0/1         128.0.0.0        -  255.255.255.255     128.0.0.0           2147483648