4 ms·
Unless there is another mechanism for a record to die, it'll still be important to have a TTL. TTLs could be kept quite long, though, since they'd only be used
by jeffalyanak 6y ago
Unless there is another mechanism for a record to die, it'll still be important to have a TTL.
TTLs could be kept quite long, though, since they'd only be used when push updates are not occurring.
- philsnow 6y agoThey'd also be used by any clients that don't understand DNS push notifications. That's including a lot of networking hardware, industrial hardware, medical devices, etc.