CIDR Support. document.subnet_calculator_form.BM.length = num_values Scan networks and ping 255 hosts quickly. var c = ca[i]; } Calculate Subnet Network breakout CIDR Notation . var IP=document.subnet_calculator_form.red.value; IP address is a numerical value assigned to a device that uses Internet Protocol for communication. This is a subnet from aggregate calculator for IPv6. createCookie('scrolly', y, 0); Remember, that the smallest recommended subnet is a /64. Remember, the size of IPv6 can be huge. document.subnet_calculator_form.BM.options[i].value=values_v6[i] document.getElementById("testy").style.backgroundColor='blue'; if (days) IPv6 Subnet Calculator. { } document.subnet_calculator_form.red.maxLength='40' var selIndex=parseInt(BM) - 1; Calculate an IPv6 subnet by prefix, subnet type or network mask. } else if ( BM >= 1) { document.subnet_calculator_form.BM.options[i].text=values_v4[i] } document.subnet_calculator_form.BM.length = num_values ... His successor is IPv6. } else { for(var i=0;i < ca.length;i++) IPv6. Because of this, only the first 999 subnets are displayed. The IP Subnet Calculator performs subnet calculations for the given network address block, subnet mask, maximum required hosts per subnet and determines the resulting broadcast address, subnet, Cisco wildcard mask and host range. if ( i == selected_index ) { The subnet calculator includes an advanced IPv6 addressing plan builder which permits to create organization specific hierarchical IPv6 address allocation schemes. } document.subnet_calculator_form.BM.options[i].text=values_v6[i] } if ( element ){ document.subnet_calculator_form.BM.options[i].value=values_v6[i] It consists of an IPv6 address, a slash, then a number of bits to measure the routing prefix. } var date = new Date(); document.subnet_calculator_form.BM.options[i].text=j + ' (' + values_v4[i] + ')' Calculate IPv6 subnet details in decimal or hexadecimal. document.subnet_calculator_form.BM.options[i].disabled=true eraseCookie('scrollx') This IPv6 calculator auto calculate a variety of information regarding Internet Protocol version 6 (IPv6) subnet including possible abbreviated address, unabbreviated address, total IP addresses, prefix address, Start and end host IP and many more. document.getElementById('selected_indexA').innerHTML = ''; IPv6 Subnet Calculator 1.1 by Rhys Koedijk. --> } else if ( BM >= 16 ) { } for(i=0;i<35;i++){ } var nameEQ = name + "="; document.subnet_calculator_form.BM.options[i].disabled=false for(i=0;i<64;i++){ Every subnet has an address to represent it and these subnets are interconnected via router. var x = readCookie('scrollx'); var selIndex=parseInt(BM) + 2; { } Mask Bits. { This free online IP subnet calculator covers both IPv4 and IPv6 protocols, providing information such as IP address, network address, subnet mask, IP range, and more. element=''; element=''; document.subnet_calculator_form.BM.options[i].selected = true Here you can configure the parameters for subnetting calculation. document.subnet_calculator_form.BM.length = num_values IP subnet calculator IPv4 & IPng (IPv6) transform into : IP: netmask: subnet: broadcast : host from: to: #hosts: #IPs : Info. } IPv6 Subnet Calculator is far from being a complex tool and what you see is exactly what you get. document.forms.subnet_calculator_form.ip_version[1].checked=true } for(i=0;i<128;i++){ if (version == 'v4') { var x = (document.all)?document.body.scrollLeft:window.pageXOffset; for(i=0;i<35;i++){ First of all, the program will unabbreviated the net address follow the ideas of IPv6 abbreviation: Use the two-colon (::) notation to represent contiguous 16-bit fields of zeros.Fields of zeros can be represented as a single 0.; Omit any leading zeros in a field, such as changing 0db8 to db8. Address. There are two types of IP addresses which are IPV4 and IPV6. Address Range Start . --> var element=document.getElementById('selected_index' + i); } return; Host Bits document.subnet_calculator_form.BM.options[i].text=values_v4[i] if ( i == 7 ) It accepts the following IP address formats as input: dot-decimal notation (IPv4), colon-hexadecimal notation (IPv6), binary, integer, hexadecimal. document.getElementById("RevDelLink").style.color='#de5308'; Use this form to calculate the number of subnets (N) of a given subnet prefix length (S) you can obtain from a given aggregate prefix length (A). else { 2002::1234:abcd:ffff:c0a8:101/64 is an example of IPv6 CIDR notation. Also, explore hundreds of other math, financial, fitness, and health calculators. var network_message="networks /64" Bitcricket is mostly an IPv4 subnet tool but has a few IPv6 features. document.subnet_calculator_form.BM.options[selected_index].selected = true eraseCookie('scrolly') What is an IPv6 Address The greatest benefit of IPv6 addressing over the previous used IPv4 addressing is the enormous addressing space that contains. for(i=0;i<128;i++){ This calculator enables you to create multiple and hierarchical subnets which is especially handy when converting complex, multi subnet networks from IPv4 to IPv6. if ( BM >= 24 ) { Display. num_values = 35 var values_v4=new Array("128.0.0.0 - 2.147.483.648 hosts","192.0.0.0 - 1.073.741.824 hosts","224.0.0.0 - 536.870.912 hosts","240.0.0.0 - 268.435.456 hosts","248.0.0.0 - 134.217.728 hosts","252.0.0.0 - 67.108.864 hosts","254.0.0.0 - 33.554.432 hosts","CLASS A","255.0.0.0 - 16.777.214 hosts","255.128.0.0 - 8.388.606 hosts","255.192.0.0 - 4.194.302 hosts","255.224.0.0 - 2.097.150 hosts","255.240.0.0 - 1.048.574 hosts","255.248.0.0 - 524.286 hosts","255.252.0.0 - 262.142 hosts","255.254.0.0 - 131.070 hosts","CLASS B","255.255.0.0 - 65.534 hosts","255.255.128.0 - 32766 hosts","255.255.192.0 - 16.382 hosts","255.255.224.0 - 8.190 hosts","255.255.240.0 - 4.094 hosts","255.255.248.0 - 2.046 hosts","255.255.252.0 - 1.022 hosts","255.255.254.0 - 510 hosts","CLASS C","255.255.255.0 - 254 hosts","255.255.255.128 - 126 hosts","255.255.255.192 - 62 hosts","255.255.255.224 - 30 hosts","255.255.255.240 - 14 hosts","255.255.255.248 - 6 hosts","255.255.255.252 - 2 hosts","255.255.255.254 - 0 hosts","255.255.255.255 - 0 hosts") Calculate IPv6 subnet details, like wildcard mask, first and last host IPv6 address, network range, IPv6 DNS PTR record, embedded 6to4 prefix, embedded IPv4 mapped IPv6 and a lot of other useful info using this free online IPv6 Subnet Calculator tool. function resettxt() { document.subnet_calculator_form.BM.options[i].disabled=true select a example. IPV6 Subnet Calculator. document.forms.subnet_calculator_form.red.value = ""; document.getElementById("RevDelLink").style.color='brown'; --> var values_v6=new Array("1 (9,223,372,036,854,775,808 " + network_message + ")","2 (4,611,686,018,427,387,904 " + network_message + ")","3 (2,305,843,009,213,693,952 " + network_message + ")","4 (1,152,921,504,606,846,976 " + network_message + ")","5 (576,460,752,303,423,488 " + network_message + ")","6 (288,230,376,151,711,744 " + network_message + ")","7 (144,115,188,075,855,872 " + network_message + ")","8 (72,057,594,037,927,936 " + network_message + ")","9 (36,028,797,018,963,968 " + network_message + ")","10 (18,014,398,509,481,984 " + network_message + ")","11 (9,007,199,254,740,992 " + network_message + ")","12 (4,503,599,627,370,496 " + network_message + ")","13 (2,251,799,813,685,248 " + network_message + ")","14 (1,125,899,906,842,624 " + network_message + ")","15 (562,949,953,421,312 " + network_message + ")","16 (281,474,976,710,656 " + network_message + ")","17 (140,737,488,355,328 " + network_message + ")","18 (70,368,744,177,664 " + network_message + ")","19 (35,184,372,088,832 " + network_message + ")","20 (17,592,186,044,416 " + network_message + ")","21 (8,796,093,022,208 " + network_message + ")","22 (4,398,046,511,104 " + network_message + ")","23 (2,199,023,255,552 " + network_message + ")","24 (1,099,511,627,776 " + network_message + ")","25 (549,755,813,888 " + network_message + ")","26 (274,877,906,944 " + network_message + ")","27 (137,438,953,472 " + network_message + ")","28 (68,719,476,736 " + network_message + ")","29 (34,359,738,368 " + network_message + ")","30 (17,179,869,184 " + network_message + ")","31 (8,589,934,592 " + network_message + ")","32 (4,294,967,296 " + network_message + ")","33 (2,147,483,648 " + network_message + ")","34 (1,073,741,824 " + network_message + ")","35 (536,870,912 " + network_message + ")","36 (268,435,456 " + network_message + ")","37 (134,217,728 " + network_message + ")","38 (67,108,864 " + network_message + ")","39 (33,554,432 " + network_message + ")","40 (16,777,216 " + network_message + ")","41 (8,388,608 " + network_message + ")","42 (4,194,304 " + network_message + ")","43 (2,097,152 " + network_message + ")","44 (1,048,576 " + network_message + ")","45 (524,288 " + network_message + ")","46 (262,144 " + network_message + ")","47 (131,072 " + network_message + ")","48 (65,536 " + network_message + ")","49 (32,768 " + network_message + ")","50 (16,384 " + network_message + ")","51 (8,192 " + network_message + ")","52 (4,096 " + network_message + ")","53 (2,048 " + network_message + ")","54 (1,024 " + network_message + ")","55 (512 " + network_message + ")","56 (256 " + network_message + ")","57 (128 " + network_message + ")","58 (64 " + network_message + ")","59 (32 " + network_message + ")","60 (16 " + network_message + ")","61 (8 " + network_message + ")","62 (4 " + network_message + ")","63 (2 " + network_message + ")","64 (18,446,744,073,709,551,616 addresses)","65 (9,223,372,036,854,775,808 addresses)","66 (4,611,686,018,427,387,904 addresses)","67 (2,305,843,009,213,693,952 addresses)","68 (1,152,921,504,606,846,976 addresses)","69 (576,460,752,303,423,488 addresses)","70 (288,230,376,151,711,744 addresses)","71 (144,115,188,075,855,872 addresses)","72 (72,057,594,037,927,936 addresses)","73 (36,028,797,018,963,968 addresses)","74 (18,014,398,509,481,984 addresses)","75 (9,007,199,254,740,992 addresses)","76 (4,503,599,627,370,496 addresses)","77 (2,251,799,813,685,248 addresses)","78 (1,125,899,906,842,624 addresses)","79 (562,949,953,421,312 addresses)","80 (281,474,976,710,656 addresses)","81 (140,737,488,355,328 addresses)","82 (70,368,744,177,664 addresses)","83 (35,184,372,088,832 addresses)","84 (17,592,186,044,416 addresses)","85 (8,796,093,022,208 addresses)","86 (4,398,046,511,104 addresses)","87 (2,199,023,255,552 addresses)","88 (1,099,511,627,776 addresses)","89 (549,755,813,888 addresses)","90 (274,877,906,944 addresses)","91 (137,438,953,472 addresses)","92 (68,719,476,736 addresses)","93 (34,359,738,368 addresses)","94 (17,179,869,184 addresses)","95 (8,589,934,592 addresses)","96 (4,294,967,296 addresses)","97 (2,147,483,648 addresses)","98 (1,073,741,824 addresses)","99 (536,870,912 addresses)","100 (268,435,456 addresses)","101 (134,217,728 addresses)","102 (67,108,864 addresses)","103 (33,554,432 addresses)","104 (16,777,216 addresses)","105 (8,388,608 addresses)","106 (4,194,304 addresses)","107 (2,097,152 addresses)","108 (1,048,576 addresses)","109 (524,288 addresses)","110 (262,144 addresses)","111 (131,072 addresses)","112 (65,536 addresses)","113 (32,768 addresses)","114 (16,384 addresses)","115 (8,192 addresses)","116 (4,096 addresses)","117 (2,048 addresses)","118 (1,024 addresses)","119 (512 addresses)","120 (256 addresses)","121 (128 addresses)","122 (64 addresses)","123 (32 addresses)","124 (16 addresses)","125 (8 addresses)","126 (4 addresses)","127 (2 addresses)","128 (1 address)") var element=document.getElementById('selected_index' + i); { IPv6 subnets discovery. document.subnet_calculator_form.BM.options[i].value=j function createCookie(name,value,days) } IPv4 CIDR and Subnet Calculator. To calculate an IP address select the IP version, introduce an IP address, choose a bitmask/prefix length and click "calculate". IPv6 Subnet Calculator Online. Classless Inter-Domain Routing (CIDR) CIDR is a packet routing system used to allocate IP address blocks. { } } } In a subnet mask, binary 1 is equal to a match and binary 0 is not a match. Using color coding can visually see the bits of IPv6 ADDRESS that identifies the network, subnet and host. IPv6 Subnet Calculator Jump to solution I have found a couple of on-line posts stating that there is a IPv6 Subnet Calculator available as a downloadable gadget for Engineer's Toolset. for(i=0;i<34;i++){ } else { Free. function ChangeTesty() else if ( i == 25 ) var opciones="toolbar=no,scrollbars=1,right=100,top=100,width=475,height=550,resizable", i=0; document.getElementById('selected_indexB').innerHTML = ''; } { } An IPv6 Subnet Calculator for mapping your own hierarchical subnets. } // document.subnet_calculator_form.red.maxLength='43' { Windows. var y = readCookie('scrolly'); var selIndex=parseInt(BM) + 1; else if ( i == 16 ) } Migrate to IPv6.The Bitcricket subnet calculator is the first to support IPv6. var selIndex = document.subnet_calculator_form.BM.selectedIndex; } This IPv4 calculator auto calculate a variety of information regarding Internet Protocol version 4 (IPv4) subnet including possible network addresses, usable host ranges, subnet mask, minimum and maximum host IP, broadcast, number of network and many more. This is a VLSM CIDR Subnet Calculator. if ( i == selected_index ) { } document.subnet_calculator_form.ip_version[0].checked=true } { //-->. Subnet calculator allows calculation for 255.255.255.254. } Read more... (adsbygoogle = window.adsbygoogle || []).push({}); For suggestions, comments or bugs relating to the subnet calculator mail to subnet_calculator@gestioip.net. for(i=0;i<64;i++){ function SubmitSubnet_calculator_form_bin() 2. Because of the huge size of IPv6, we do not care about the number of hosts in a network. } document.cookie = name+"="+value+expires+"; path=/"; document.subnet_calculator_form.ip_version[0].checked=true host_info=window.open(URL,"",opciones); if ( IP_VERSION == "v6" ) { document.subnet_calculator_form.BM.options[i].text=values_v4[i] } { document.subnet_calculator_form.BM.options[i].disabled=false } document.subnet_calculator_form.BM.length = num_values IP Subnet Calculator for IPv4 and IPv6 IP Ping tool. var values_v6=new Array("1 (9,223,372,036,854,775,808 " + network_message + ")","2 (4,611,686,018,427,387,904 " + network_message + ")","3 (2,305,843,009,213,693,952 " + network_message + ")","4 (1,152,921,504,606,846,976 " + network_message + ")","5 (576,460,752,303,423,488 " + network_message + ")","6 (288,230,376,151,711,744 " + network_message + ")","7 (144,115,188,075,855,872 " + network_message + ")","8 (72,057,594,037,927,936 " + network_message + ")","9 (36,028,797,018,963,968 " + network_message + ")","10 (18,014,398,509,481,984 " + network_message + ")","11 (9,007,199,254,740,992 " + network_message + ")","12 (4,503,599,627,370,496 " + network_message + ")","13 (2,251,799,813,685,248 " + network_message + ")","14 (1,125,899,906,842,624 " + network_message + ")","15 (562,949,953,421,312 " + network_message + ")","16 (281,474,976,710,656 " + network_message + ")","17 (140,737,488,355,328 " + network_message + ")","18 (70,368,744,177,664 " + network_message + ")","19 (35,184,372,088,832 " + network_message + ")","20 (17,592,186,044,416 " + network_message + ")","21 (8,796,093,022,208 " + network_message + ")","22 (4,398,046,511,104 " + network_message + ")","23 (2,199,023,255,552 " + network_message + ")","24 (1,099,511,627,776 " + network_message + ")","25 (549,755,813,888 " + network_message + ")","26 (274,877,906,944 " + network_message + ")","27 (137,438,953,472 " + network_message + ")","28 (68,719,476,736 " + network_message + ")","29 (34,359,738,368 " + network_message + ")","30 (17,179,869,184 " + network_message + ")","31 (8,589,934,592 " + network_message + ")","32 (4,294,967,296 " + network_message + ")","33 (2,147,483,648 " + network_message + ")","34 (1,073,741,824 " + network_message + ")","35 (536,870,912 " + network_message + ")","36 (268,435,456 " + network_message + ")","37 (134,217,728 " + network_message + ")","38 (67,108,864 " + network_message + ")","39 (33,554,432 " + network_message + ")","40 (16,777,216 " + network_message + ")","41 (8,388,608 " + network_message + ")","42 (4,194,304 " + network_message + ")","43 (2,097,152 " + network_message + ")","44 (1,048,576 " + network_message + ")","45 (524,288 " + network_message + ")","46 (262,144 " + network_message + ")","47 (131,072 " + network_message + ")","48 (65,536 " + network_message + ")","49 (32,768 " + network_message + ")","50 (16,384 " + network_message + ")","51 (8,192 " + network_message + ")","52 (4,096 " + network_message + ")","53 (2,048 " + network_message + ")","54 (1,024 " + network_message + ")","55 (512 " + network_message + ")","56 (256 " + network_message + ")","57 (128 " + network_message + ")","58 (64 " + network_message + ")","59 (32 " + network_message + ")","60 (16 " + network_message + ")","61 (8 " + network_message + ")","62 (4 " + network_message + ")","63 (2 " + network_message + ")","64 (18,446,744,073,709,551,616 addresses)","65 (9,223,372,036,854,775,808 addresses)","66 (4,611,686,018,427,387,904 addresses)","67 (2,305,843,009,213,693,952 addresses)","68 (1,152,921,504,606,846,976 addresses)","69 (576,460,752,303,423,488 addresses)","70 (288,230,376,151,711,744 addresses)","71 (144,115,188,075,855,872 addresses)","72 (72,057,594,037,927,936 addresses)","73 (36,028,797,018,963,968 addresses)","74 (18,014,398,509,481,984 addresses)","75 (9,007,199,254,740,992 addresses)","76 (4,503,599,627,370,496 addresses)","77 (2,251,799,813,685,248 addresses)","78 (1,125,899,906,842,624 addresses)","79 (562,949,953,421,312 addresses)","80 (281,474,976,710,656 addresses)","81 (140,737,488,355,328 addresses)","82 (70,368,744,177,664 addresses)","83 (35,184,372,088,832 addresses)","84 (17,592,186,044,416 addresses)","85 (8,796,093,022,208 addresses)","86 (4,398,046,511,104 addresses)","87 (2,199,023,255,552 addresses)","88 (1,099,511,627,776 addresses)","89 (549,755,813,888 addresses)","90 (274,877,906,944 addresses)","91 (137,438,953,472 addresses)","92 (68,719,476,736 addresses)","93 (34,359,738,368 addresses)","94 (17,179,869,184 addresses)","95 (8,589,934,592 addresses)","96 (4,294,967,296 addresses)","97 (2,147,483,648 addresses)","98 (1,073,741,824 addresses)","99 (536,870,912 addresses)","100 (268,435,456 addresses)","101 (134,217,728 addresses)","102 (67,108,864 addresses)","103 (33,554,432 addresses)","104 (16,777,216 addresses)","105 (8,388,608 addresses)","106 (4,194,304 addresses)","107 (2,097,152 addresses)","108 (1,048,576 addresses)","109 (524,288 addresses)","110 (262,144 addresses)","111 (131,072 addresses)","112 (65,536 addresses)","113 (32,768 addresses)","114 (16,384 addresses)","115 (8,192 addresses)","116 (4,096 addresses)","117 (2,048 addresses)","118 (1,024 addresses)","119 (512 addresses)","120 (256 addresses)","121 (128 addresses)","122 (64 addresses)","123 (32 addresses)","124 (16 addresses)","125 (8 addresses)","126 (4 addresses)","127 (2 addresses)","128 (1 address)") document.getElementById('selected_indexA').innerHTML = ''; function readCookie(name)