DNS Level implementation
Based on the requested creative we put logic at the DNS level to send the viewer to the right CDN creative.
|DNS Level implementation|
|Pros||* We can support multiple CDNs we control it at the DNS layer. * We save an extra hop. * Should work for any type of device.|
|Cons||* DNS TTL are not always respected. * DNS updates can be lagging. * Unconventional way of doing it.|