3 ms·

It's a DNS resolver that runs on the hypervisor hosting every instance.

• tbrock 7y ago
  Yes and they limit you to throwing 1024 packets per second per network interface at it. Of course you could run your own dns cache per host/pod whatever.
  • cocire 7y ago
    you've got me so curious, could you please point me to the aws docs?
    • tbrock 7y ago
      It’s the first thing on google when you google “aws dns vpc limits” but sure: https://docs.aws.amazon.com/vpc/latest/userguide/vpc-dns.html#vpc-dns-limits https://docs.aws.amazon.com/vpc/latest/userguide/vpc-dns.htm...
    • res0nat0r 7y ago
      Your VPC has a DNS server at .2 of your VPC CIDR block that is mounted via loopback on the dom0 and exposed to your VPC to let you do lookups via their DNS infra. https://aws.amazon.com/premiumsupport/knowledge-center/vpc-enable-private-hosted-zone/ https://aws.amazon.com/premiumsupport/knowledge-center/vpc-e...