Since when an IPv6 prefix has been announced?

[Simon Perreault]

On 2012-04-09 11:28, Rafa Sanchez wrote:
> Does anyone know how could I know when an IPv6 prefix has been announced
> for the first time?
> For example, since when the following prefix "2001:428:4802:200::/56"
> has been announced?

You could grep the routeviews archives...

http://archive.routeviews.org/

Simon
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