Re: Trouble Playing Multiplayer Games from Reallocated IP Space

[TJ Trout <tj () pcguys us>]

check the brothers wisp geoip page

On Wed, Mar 3, 2021 at 7:40 AM Tim Nowaczyk <tech () allpointsbroadband com>
wrote:

> Hey NANOG,
>
> We have seen an issue where our customers who have IP addresses that are
> directly allocated to us can play online multiplayer games (NBA2k, NBA2k21,
> Fallout 76, and Stardew Valley were mentioned specifically) but when they
> have an IP that was reallocated to us by one of our Upstreams (Server
> Central), these games no longer work. I know NBA2k is behind Prolexic, but
> not sure about the others. 2k Games says that we, the ISP, must be blocking
> something, but there’s absolutely no difference in how data moves from our
> internet edge to the customer whether they have one of our IPs or one of
> the reallocated ones. We noticed that one geocoding provider has our
> reallocated IPs flagged as “hosting” IPs and maybe 2k is using some
> metadata like that to block our IPs.
>
> Does anyone have a contact at Prolexic who might be able to help?
>
> Thanks,
> Tim Nowaczyk
>
> --
> *Timothy Nowaczyk*  |  *Senior Network Manager*
> *office*  703.554.6622  | * mobile*  571.318.9434