The “beeminder.com” domain is registered with Namecheap, with DNS pointing to Linode (ns*.linode.com as nameservers) where we have our zonefiles.
We’ve been having rare but ongoing DNS failures, which we now think is Linode’s fault. Last night, it because hair-on-fire acute for a while, with emails to @beeminder.com addresses mostly bouncing:
It seems that that was due to the following Linode outage:
We’re pretty angry about how consistently flaky Linode has been with DNS so probably @adamwolf is going to move us to something else. (Opinions solicited on what!)
In parallel, I’m super freaked out about the email problem. Our ESP is Mailgun and I’ve not been exactly thrilled with them for a while. What do you think of the following idea for another layer of protection: