What's the cause of the error 'getaddrinfo EAI_AGAIN'?

salon_sue

My server threw this today, which is a Node.js error I've never seen before: Error: getaddrinfo EAI_AGAIN my-store.myshopify.com:443 at Object.exports._errnoException (util.js:870:11) at errnoException (dns.js:32:15) at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:78:26) I'm wondering if this is related to the DynDns DDOS attack which affected Shopify and many other services today. Here's an article about that. My main question is what...

Originally asked by ThomasReggi on Stack Exchange (stackoverflow) (CC BY-SA 4.0).

uphilltech

Great question — answering as the UphillTech team:

EAI_AGAIN is a DNS lookup timed out error, means it is a network connectivity error or proxy related error. My main question is what does dns.js do? The dns.js is there for node to get ip address of the domain(in brief). Some more info: http://www.codingdefined.com/2015/06/nodejs-error-errno-eaiagain.html

Full answer by xerq: https://stackoverflow.stackexchange.com/a/40182520 (CC BY-SA 4.0).

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