Content Delivery Networks

Rodney Joffe rjoffe at
Fri Aug 10 16:17:28 UTC 2007

On Aug 10, 2007, at 9:13 AM, Max Inux wrote:

>   Working for a content delivery network I can tell you that there  
> are many nameservers  ignoring TTL that affect many users (AOL  
> being the largest american one).  Coincidentally AOL users aren't  
> nearly so affected by that as they are that their data goes to  
> Virginia to enter the internet negating close-to-end-user  
> acceleration benefits.
>  Additionally there are several networks off of Singtel (Singapore/ 
> Southern asia/oceania), Many in Australia (Likely due to Squid  
> caches to prevent egress), and in Europe (Mostly France) that I  
> have specifically ran into that had this disregard for TTL impact  
> them.  In short, they are out there, and they will bite you from  
> time to time if your network is widely enough used.

Specifics? Off list is fine.

More information about the NANOG mailing list