Christmas spam from RESERVED IANA adressblock ?

William Herrin herrin-nanog at dirtside.com
Wed Dec 24 11:59:39 CST 2008


On Wed, Dec 24, 2008 at 6:48 AM, macbroadcast <marc at let.de> wrote:
> just out of curiosity  i looked a bit closer into this spammail header,
> because this company is really annoying and abusing a lot of internet citizens.
>
>> Received: from web1.iispp.com (w1 [172.16.21.244]) by mx2.iispp.com
>> (Postfix) with ESMTP id B71CF3504DB for <marc at let.de>; Wed, 24 Dec 2008
>> 11:30:18 +0000 (UTC)

> CIDR:       172.16.0.0/12
> NetName:    IANA-BBLK-RESERVED

> so how is this possible ?

> Comment:    Please see RFC 1918 for additional information.
> Comment:    http://www.arin.net/reference/rfc/rfc1918.txt


Asked and answered.

Regards,
Bill Herrin



-- 
William D. Herrin ................ herrin at dirtside.com  bill at herrin.us
3005 Crane Dr. ...................... Web: <http://bill.herrin.us/>
Falls Church, VA 22042-3004




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