Sounds like you’ve got a weird mix of route origination. Why wouldn’t you 
advertise to Google via BGP and have your prefix originate from your own ASN?

Owen


> On Jan 19, 2024, at 02:39, kubanowy <[email protected]> wrote:
> 
> Hi,
> We have our own prefix assignment from ARIN. We have our infrastructure in 
> GCP (Google Cloud Platform) where we started using BYOIP functionality 
> (Google advertises our IPs). We followed their recommendation with ROA 
> configuration in ARIN 
> https://cloud.google.com/vpc/docs/bring-your-own-ip#live-migration-recommendations
>  but they don't mention if IRR (whois database) should be updated as well. 
> I've checked with their support and they said no additional changes need to 
> be done there.
> But currently we are in situation where ARIN's whois contains entry for our 
> prefix with our own ASN and Google advertised to RADb entry for our prefixes 
> with their own ASN. When we use online tools like 
> https://irrexplorer.nlnog.net/ or Cisco's CrossWork Cloud (former BGPmon), 
> they mark our prefixes due to mismatch of ASN in those 2 databases.
> We haven't observed any routing issues so far (i.e. ISP not importing our 
> prefixes), but we aim to sort this out for better credibility. I'm wondering 
> what's community approach for updating whois databases when using BYOIP 
> functionality with Cloud providers and if there is a risk of any potential 
> impact if we were to change information in ARIN.
> Thanks
> 

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