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Starting from today the IP addresses look like this:

screen shot of Gmail account activity

So what gives?

1 Answer 1

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Those are IPv6 IP addresses.

The IPv4 address space ran out of room some time ago. IPv6 has 7.9×1028 more available addresses than IPv4, so we won't run out of addresses for quite a while.

Nothing to worry about. In fact, it's good that your ISP is finally supporting IPv6.

break down of IPv6 addresses

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