[PLUG] Geolocation in HTML

Roderick A. Anderson raanders at cyber-office.net
Mon Jan 10 16:42:59 UTC 2011


Roderick A. Anderson wrote:
> Michael Rasmussen wrote:
>> I'm reading Dive into HTML5 http://diveintohtml5.org/
>>
>> There's a chapter on HTML5 features including Geolocation. 
>> Clicking through the test link Firefox pops up a warning "website wants Geolocation.  Tell them?" kinda thing.
>>
>> I click yes and a Google map showing my exact location pops up.
>> Repeat with Chrome, same results including getting my permission first.
>> Konqueror doesn't support the feature.
>>
>> This raises two questions: 
>> How?  I'm doing my web browing through my laptop -> home WiFi -> DSL linkage.
>> Why do large commercial sites (eg, Facebook) keep making me offers for Seattle based services?
> 
> I think it is because your "ISP" has it's main office in Seattle or gets 
> its IPs from someone in Seattle.  If you do a reverse lookup (rDNS) on 
> the IP you're assigned you will probably see some thing that indicates 
> teh Seattle area.
> 
>    I'm sitting in Hayden, Idaho but my service provider is in Spokane so 
> my IP (block) looks like it is in Spokane.

A quick follow up.  I tried the link on the book page and it actually 
got pretty close to the location of my ISP's NOC.  Half-block or so.


Rod
-- 
> 
> 
> \\||/
> Rod




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