How big is the Internet?

Seth Mattinen sethm at
Thu Aug 15 15:10:31 UTC 2013

On 8/14/13 8:11 PM, Jay Ashworth wrote:
> ----- Original Message -----
>> From: "Sean Donelan" <sean at>
>> What are the current estimates about the size of the Internet, all IP
>> networks including managed IP and private IP, and all
>> telecommunications including analog voice, video, sensor data, etc?
> I can't decide, Sean, whether it's obvious or amusing that when I dug back
> to the beginning of this thread, it would be you who'd asked.  (It says 
> some things I don't want to know about how email clients attribute these
> days, but that's neither here nor there.)
> Did you want that in "assigned IP addresses", "active IP addresses", 
> "core routes", "core routes, deaggregated", "route miles of fiber", 
> "aggregate bandwidth", or something else?
> I'm tempted to go with either "mind-bogglingly big" or "42", but since
> it's you, I'll assume you want an actual answer.
> Didn't someone recently redo the IPv4 census?  Like last year?

We'll also need this data in units of number of Libraries of Congress.


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