nanog mailing list archives

Re: Companies using public IP space owned by others for internal routing

From: Richard <rgolodner () infratection com>
Date: Sun, 17 Dec 2017 16:42:48 -0600



On 12/17/2017 04:30 PM, 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.

Robert

It is more common than you would think. Why use public IP's whenyou can have many rfc1918 options. Always amazes me after the initialconfusion.

    Richard

Current thread:

Re: Waste will kill ipv6 too, (continued)
- - - Re: Waste will kill ipv6 too Large Hadron Collider (Dec 28)
    - Re: Waste will kill ipv6 too valdis . kletnieks (Dec 28)
    - Re: Waste will kill ipv6 too sthaug (Dec 29)
    - Re: Waste will kill ipv6 too Mikael Abrahamsson (Dec 29)
    - Re: Waste will kill ipv6 too Nick Hilliard (Dec 29)
    - Re: Waste will kill ipv6 too Owen DeLong (Dec 29)
    - Re: Waste will kill ipv6 too Nick Hilliard (Dec 29)
    - Re: Waste will kill ipv6 too William Herrin (Dec 29)
  - Re: Companies using public IP space owned by others for internal routing Jens Link (Dec 17)
    - Re: Companies using public IP space owned by others for internal routing james machado (Dec 17)
- Re: Companies using public IP space owned by others for internal routing Richard (Dec 17)
  - Re: Companies using public IP space owned by others for internal routing Harry McGregor (Dec 17)
  - Re: Companies using public IP space owned by others for internal routing Tom Carter (Dec 18)
    - Re: Companies using public IP space owned by others for internal routing Harald Koch (Dec 18)
    - Re: Companies using public IP space owned by others for internal routing Mark Andrews (Dec 18)
    - Re: Companies using public IP space owned by others for internal routing Phil Bedard (Dec 18)
    - Re: Companies using public IP space owned by others for internal routing Livingood, Jason (Dec 19)
    - Re: Companies using public IP space owned by others for internal routing Owen DeLong (Dec 19)
    - Re: Companies using public IP space owned by others for internal routing Michael Crapse (Dec 20)
    - Re: Companies using public IP space owned by others for internal routing Oliver O'Boyle (Dec 20)
    - Re: Companies using public IP space owned by others for internal routing Ca By (Dec 20)

(Thread continues...)