Absent hosts? (was: Re: Internet Domain Survey, January 1995)

Dirk Fieldhouse <Fieldhouse@logica.com> Tue, 07 February 1995 19:19 UTC

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From: Dirk Fieldhouse <Fieldhouse@logica.com>
Subject: Absent hosts? (was: Re: Internet Domain Survey, January 1995)
Message-Id: <D3n8u2.H6x@carmen.logica.co.uk>
Nntp-Posting-Host: pg039-wct.logica.co.uk
Organization: Logica plc - "These are just my opinions."
References: <CMM.0.90.4.792066607.mkl@nw.com>
Date: Tue, 07 Feb 1995 19:01:13 +0000
Apparently-To: info-ietf@pipex.net

In article <CMM.0.90.4.792066607.mkl@nw.com>, mkl@nw.com says...
>
>[-- snip --]
>
>   Number of Hosts, Domains, and Nets Advertised in the Domain Name System
>
>                                      Replied      Network Class
>     Date  |      Hosts   Domains     ToPing*      A     B      C
>     ------+-----------------------------------------------------
>     Jan 95|  4,852,000    71,000     970,000     91  4979  34340
>
>     Oct 94|  3,864,000    56,000   1,024,000     93  4831  32098
>
>[-- snip --]     
>
>     [* estimated by pinging 1% of all hosts]

So why is the RepliedToPing value down by 300,000?

Was the survey by any chance conducted on Jan 2, or in the first week of 
January?

Or have firewalls suddenly appeared all over the Internet?


-- 
Dirk Fieldhouse 
fieldhouse@logica.com
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Absent hosts? (was: Re: Internet Domain Survey, J… Dirk Fieldhouse