Carrier IRR Update Frequency

Vincent Bernat bernat at
Mon Jan 1 18:46:02 UTC 2018

 ❦  1 janvier 2018 10:17 -0600, Mike Hammett <nanog at> :

> Any idea how often Cogent, XO, and Level 3 update their prefix filters
> from the IRRDBs? 

I got a recent answer from Cogent support stating they don't use IRR (at
least for their customers).
Consider well the proportions of things.  It is better to be a young June-bug
than an old bird of paradise.
		-- Mark Twain, "Pudd'nhead Wilson's Calendar"

More information about the NANOG mailing list