IPv4/IPv6 subnet calculator GestióIP
IP address management software


IPv4 IPv6
IP address
Prefix length   

IP address2002:6dcd:8c74:6501:fb2:61c:ac98:6be/64
typeGLOBAL-UNICAST (used for 6to4 (2002::/16) [rfc3056][IANA])
network2002:6dcd:8c74:6501::
Prefix length64
network range
2002:6dcd:8c74:6501:0000:0000:0000:0000-
2002:6dcd:8c74:6501:ffff:ffff:ffff:ffff
total IP addresses18446744073709551616

IP address (full)2002:6dcd:8c74:6501:0fb2:061c:ac98:06be
integer ID42547907526723104793100397538788771518
hexadecimal ID0x20026dcd8c7465010fb2061cac9806be
dotted decimal ID32.2.109.205.140.116.101.1.15.178.6.28.172.152.6.190
base 85 ID9s9~7lQEjqbV0cavT_g8
binary ID
00100000000000100110110111001101...
ip6.arpa Formate.b.6.0.8.9.c.a.c.1.6.0.2.b.f.0.1.0.5.6.4.7.c.8.d.c.d.6.2.0.0.2.ip6.arpa
MS ipv6.literal.net2002-6dcd-8c74-6501-fb2-61c-ac98-6be.ipv6-literal.net


Additional 6to4 information (2002:6dcd:8c74:6501:0fb2:061c:ac98:06be)
Embedded IPv4 address109.205.140.116


subnet-level I

IPv4/IPv6 subnet calculator and hierarchical IPv6 addressing plan builder

This is the online version of GestióIPv3's embedded subnet calculator. GestióIP is a free, web-based IP address management software.

To calculate an IP address select the IP version, introduce an IP address, choose a bitmask/prefix length and click "calculate".

In addition to the standard subnet calculator functions it can also be helpful in configuring IPv6 reverse DNS delegation as well as it can be used as IP address converter. It accepts the following IP address formats as input: dot-decimal notation (IPv4), colon-hexadecimal notation (IPv6), binary, integer, hexadecimal.

The subnet calculator includes an advanced IPv6 addressing plan builder which permits to create organization specific hierarchical IPv6 address allocation schemes. Read more...





For suggestions, comments or bugs relating to the subnet calculator mail to subnet_calculator@gestioip.net


last change: 28/01/2021







Online Subnet Calculator GestióIP Copyright © Marc Uebel 2017