Companies using public IP space owned by others for internal routing

joel jaeggli joelja at
Sun Dec 17 22:49:03 CST 2017

On 12/17/17 14:30, Robert Webb wrote:
> Will anyone comment on the practice of large enterprises using non RFC1918 IP space that other entities are assigned by ARIN for internal routing?
> Just curious as to how wide spread this might be. I just heard of this happening with a large ISP and never really thought about it until now.
every time I seen a traceroute with 11/8 22/8 26/8 in it I am duly
> Robert

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