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Questions tagged [dns]

The Domain Name System (DNS) is a hierarchical naming system built on a distributed database for computers, services, or any resource connected to the Internet or a private network.

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Can ping service by its DNS x.x.svc.cluster.local but failed pinging by IP

From inside the pod: dig postgres.default.svc.cluster.local ;; QUESTION SECTION: ;postgres.default.svc.cluster.local. IN A ;; ANSWER SECTION: postgres.default.svc.cluster.local. 5 IN A 10.10....
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Blue/green deployment with micro services and DNS

Currently, we have on our test environment an ECS Cluster with micro services deployed. All micro services are talking to each other through Route53 DNS CNAMEs like service1.company.com, service2....
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Is it possible to indirectly point to name servers during DNS resolution?

Currently a domain, xyz.com is registered on Gandi. It points to a Route53 hosted zone in AWS Account A. Would it be possible to make yet another hop, this time to AWS Account B? Gandi -> AWS Account ...
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DNS hosting choices - how to programmatically update DNS settings

I manually update the DNS settings at the registrar for my domains, such as https://domains.google.com/registrar What are people using to automate updates to DNS settings? which registrars have an ...
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2answers
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Are Route 53 DNS records aliasing ELBs guaranteed for their lifetime?

Given a Route 53 DNS record aliasing a (classic) load balancer, and the potential for the load balancer ip to change: Is it possible for the DNS record to guarantee that the provided ips are valid ...
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CI environment being annoyed by DNS system

Our continuous integration environment is suffering from an entry in one of the DNS servers. So now and then ci-system.example.com resolves to a certain static IP. Normally an artifact is downloaded ...
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How to create PTR Records on OpenStack with Terraform?

While setting up a a test environment with terraform on OpenStack, I am missing something: How do I set reverse DNS / PTR records for floating IPs?
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Is it required to move a domain to Google DNS in order to use certbot in kubernetes on Google Cloud platform?

Follow-up to What are trusted providers that offer wildcard certificates and associated costs to be used in an Orchestration Platform like Kubernetes? With https://github.com/jetstack/cert-manager it ...
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1answer
147 views

Debug Docker DNS

In a stack with higher number of services it seems that Docker DNS does not work anymore which leads to effects that container's names are not known even to themselves. While I have filed this bug, I ...
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1answer
59 views

Azure and DNS services

I have a Virtual network (MyVPN) resource in Azure, being a class C network, MyVPN has Azure provided DNS service as DNS servers, so all virtual machines with a NIC connected to this network are able ...