Networking & Content Delivery

Category: Amazon Route 53

Building highly resilient applications using Amazon Route 53 Application Recovery Controller, Part 1: Single-Region stack

This is the first of a two-part blog post series that shows how the recently launched Amazon Route 53 Application Recovery Controller (Route 53 ARC) service allows you to centrally coordinate failovers and recovery readiness of your application. Using Route 53 ARC with a sample single-Region and multi-Region infrastructure stack, this post provides guidance for […]

Secure hybrid access to Amazon S3 using AWS PrivateLink

AWS PrivateLink for Amazon S3 enables on-premises applications to privately and securely access Amazon S3 over AWS Direct Connect private virtual interface or AWS Site to Site VPN. The Interface VPC Endpoints for Amazon S3 allow security administrators to control which users can access which data in S3 from on premises and cross-Region using their […]

Integrating your Directory Service’s DNS resolution with Amazon Route 53 Resolvers

There are times when your client systems must resolve a Microsoft Active Directory’s Fully Qualified Domain Name (FQDN) before they can join a domain. Each VPC in your AWS environment is provisioned with a DNS resolver powered by Amazon Route 53. We call this an AmazonProvidedDNS. This resolver runs on the second IPv4 address from […]

Scale traffic using multiple Interface Endpoints

Update: As of January 27, 2022, AWS PrivateLink publishes data points to Amazon CloudWatch for your interface endpoints, Gateway Load Balancer endpoints, and endpoint services. CloudWatch enables you to retrieve statistics about those data points as an ordered set of time series data, known as metrics. As a PrivateLink Endpoint owner, you can use metrics […]

Using Route 53 Resolver DNS Firewall Logs with CloudWatch Contributor Insights and Anomaly Detection

Introduction The Domain Name System (DNS) is one of the most critical components for almost any network as every service relies on a functional DNS service. Amazon Route 53 Resolver (sometimes referred to as “AmazonProvidedDNS” or the “.2/+2 resolver”) provides a highly available and scalable DNS service that customers have come to rely upon for their recursive DNS […]

Secure your Amazon VPC DNS resolution with Amazon Route 53 Resolver DNS Firewall

Introduction There are many services that help you configure network security within your Amazon Virtual Private Cloud (VPC), including security groups (SGs), network access control lists (network ACLs), and the AWS Network Firewall. These services inspect and filter network traffic, but they do not apply to DNS queries provided by Route 53 Resolver, potentially allowing […]

Solving DNS zone apex challenges with third-party DNS providers using AWS

Many customers ask us how they can point their zone apex to their web content if it uses a DNS name rather than an IP address. This blog covers three design patterns and approaches that solve zone apex challenges with third-party DNS providers for applications hosted in AWS—and the pros and cons of each approach.

CloudFront Migration Series (Part 3): OLX Europe, The DevOps Way

Business and scale at OLX Group At OLX Group, we operate the fastest-growing network of trading platforms globally. Serving 300 million people every month in 30+ countries around the world, OLX Group helps buy and sell cars, find housing, get jobs, buy and sell household goods, and much more. With more than 20 well-loved local […]

Configuring DNSSEC signing and validation with Amazon Route 53

AWS now supports DNS Security Extensions (DNSSEC) signing on public zones for Amazon Route 53 and validation for Amazon Route 53 Resolver. DNSSEC is a specification that provides data integrity assurance for DNS and helps customers meet compliance mandates (for example, FedRAMP and security standards such as NIST). When you enable DNSSEC signing for a […]

Hybrid Networking using VPC Endpoints (AWS PrivateLink) and Amazon CloudWatch for Financial Services

Amazon CloudWatch offers a centralized service to collect monitoring and operational data in the form of logs, metrics, and events. This provides a unified view of AWS resources, applications, and services that run on AWS and on-premises servers. When you have Amazon CloudWatch agents running on-premises, the default behavior is to export the collected metrics […]