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Massive Dyn DNS outage

news.ycombinator.com

101–110 of 302 posts

Re: Massive Dyn DNS outage

#101
post #21

GitHub employee here. We're monitoring an incident with our upstream DNS provider: https://twitter.com/githubstatus/status/789433336083001344

Can we add a line to our /etc/hosts file with a hard-coded DNS entry to fix it in the meantime? What's the IP address?

[deleted]

Re: Massive Dyn DNS outage

#109
post #9

GitHub employee here. We're monitoring an incident with our upstream DNS provider: https://twitter.com/githubstatus/status/789433336083001344

not very useful to post a status update on a site that is experiencing the same issues with the same DNS provider. maybe post a github gist? oh wait...

Should there be a global internet status page at an easily memorizable "vanity" IP address?

Re: Massive Dyn DNS outage

#110
post #48
post #37

Earlier quoted context omitted.

The TTL for the glue records of a .com domain is 48 hours, so even if you have Route53 set up and ready to go, it takes a long time to switch the zone away from Dyn. We switched from Dyn to Rout53 a few weeks ago. It took about 12 hours before half of the traffic had shifted over.

That's the reason to have your DNS at at least two different companies, working in tandem. In a case where one is down, your Unicorn Corp doesn't go down with it.

N.b., unless things have changed, I don't think Dyn (for one) allows secondary DNS. Maybe that has changed. {?}
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