IPv6 notation tool

Expand IPv6 address 2a02:2f0f:3e5:0:1177:2549:922e:383

Write any valid IPv6 address in its complete eight-group form for subnetting, binary analysis, logs, and documentation.

Example: 2001:db8::1

Expansion result

Full IPv6 notation for 2a02:2f0f:3e5:0:1177:2549:922e:383

Expanded IPv6 address

2a02:2f0f:03e5:0000:1177:2549:922e:0383

Compressed IPv6

2a02:2f0f:3e5:0:1177:2549:922e:383

Expanded IPv6

2a02:2f0f:03e5:0000:1177:2549:922e:0383

IPv6 groups

8 groups of 4 hexadecimal digits

Address size

128 bits

Expansion rules

1An IPv6 address always has eight 16-bit hexadecimal groups.
2Each visible group is left-padded with zeroes until it contains four digits.
3If :: appears, it is replaced with the number of 0000 groups needed to reach eight groups.

Binary representation

Each block below represents one 16-bit IPv6 group. This form is useful when comparing prefix bits or troubleshooting subnet boundaries.

0010101000000010 0010111100001111 0000001111100101 0000000000000000 0001000101110111 0010010101001001 1001001000101110 0000001110000011

Compress this IPv6 address

Recent notation conversions

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