Answer by spenser for Using a low TTL to help prevent extended periods of...
[Some commercial service I'm redacting mention of] has clients that employ the exact failover scenario you described.The difference is that the system is completely automated. It monitors your servers...
View ArticleAnswer by Justin Scott for Using a low TTL to help prevent extended periods...
If your host is so unreliable that you're trying to find ways to engineer around them, I'd suggest finding a new host. Having said that, you can use lower TTLs to make changes go through faster, but as...
View ArticleAnswer by sysadmin1138 for Using a low TTL to help prevent extended periods...
Low TTLs only work so far, as some DNS resolvers don't honor TTLs below certain, completely arbitrary levels. Even if you set your TTLs to 5 minutes, it can still take up to 48 hours for the change to...
View ArticleUsing a low TTL to help prevent extended periods of downtime
Is it feasible to set my domain's TTL to a very low value (a couple of minutes) so that, if my main host goes down for an extended period of time, I can update the DNS records in my main host to point...
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