really facebook?

joel jaeggli joelja at
Thu Dec 27 17:25:58 UTC 2012

On 12/27/12 9:04 AM, mike wrote:
> I reloaded their app (yes, I know... sew me) and got this warning:
> IP address:     2600:100f:b119:c6bc:bd6f:fabb:ff30:2a3d
> Estimated location:     Livingston, NJ, US
That's a rather good estimation of where many verizon wireless customers 
appear to come from.

> Which seems pretty bizarre. I'm guessing they must be getting it from
> whois or something based on the address block for Verizon. The reverse
> map according to
> host 2600:100f:b119:c6bc:bd6f:fabb:ff30:2a3d
one assumes they have a an geoip database like they have for ipv4
> comes back with NXDOMAIN. I suppose the real issue here is with Vz
> and why they don't have v6 reverse maps, but it did throw me thinking 
> that
> somebody in New Jersey might have hacked my account.
Well could certainly wildcard their responses, not sure that dynamic dns 
updates would be either scalable or appropiate.
> Mike

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