nanog mailing list archives

Re: The Department of Work and Pensions, UK has an entire /8


From: david peahi <davidpeahi () gmail com>
Date: Wed, 19 Sep 2012 12:07:12 -0700

 Those who argue that IPv4 addresses must be reclaimed seem to have
forgotten that even for small organizations, converting IPv4 address space
to RFC1918 addresses, or IPv6, is a huge task given the fixed IP addresses
of many devices (printers, copy machines, etc.), and even worse, the many
key business application programs that use hard-coded IP addresses instead
of DNS resolution. Many of these application programs were written many
years ago, and are poorly supported, such that making code changes places a
company's business success on the line. Of course, unused /8 prefixes
appear to be an abuse, but as some have noted in this thread, many large
organizations were assigned /8s decades ago, and have used them for IP
addressing for key business functions.

David

On Tue, Sep 18, 2012 at 7:07 AM, Eugen Leitl <eugen () leitl org> wrote:



http://paritynews.com/network/item/325-department-of-work-and-pensions-uk-in-possession-of-169-million-unused-ipv4-addresses

Department of Work and Pensions UK in Possession of 16.9 Million Unused
IPv4
Addresses

Written by  Ravi Mandalia

Department of Work and Pensions UK in Possession of 16.9 Million Unused
IPv4
Addresses

The Department of Work and Pensions, UK has an entire block of '/8' IPv4
addresses that is unused and an e-petition has been filed in this regards
asking the DWP to sell it off thus easing off the RIPE IPv4 address space
scarcity a little.

John Graham-Cumming, who found this unused block, wrote in a blog post that
the DWP was in possession of 51.0.0.0/8 IPv4 addresses. According to
Cumming,
these 16.9 million IP addresses are unused at the moment and he derived
this
conclusion by doing a check in the ASN database. “A check of the ASN
database
will show that there are no networks for that block of addresses,” he
wrote.

An e-petition has been filed in this regards. “It has recently come to
light
that the Department for Work and Pensions has its own allocated block of
16,777,216 addresses (commonly referred to as a /8), covering 51.0.0.0 to
51.255.255.255”, reads the petition.

The UK government, if it sells off this /8 block, could end up getting £1
billion mark. “£1 billion of low-effort extra cash would be a very nice
thing
to throw at our deficit,” read the petition.

Cumming ends his post with the remark, “So, Mr. Cameron, I'll accept a 10%
finder's fee if you dispose of this asset :-)”.





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