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  • AWS Releases Amazon Route 53 Application Recovery Controller into General Availability

    Recently, AWS announced the general availability (GA) of Amazon Route 53 Application Recovery Controller, an additional new set of capabilities in Amazon Route 53. With the capabilities, it will be easier for customers to continuously monitor their applications’ ability to recover from failures and control their recovery across AWS Regions, Availability Zones, and on-premises infrastructure.

  • Istio 1.8 Announces Smart DNS Proxy, Support for Helm 3

    Istio recently announced the release of Istio 1.8. The fourth and final release for the open-source service mesh platform in 2020, this release focused on support for multi-cluster meshes and virtual machine (VM) workloads.

  • How SAD DNS Works

    SAD DNS is a new variant of DNS cache poisoning that allows an attacker to inject malicious DNS records into a DNS cache, thus redirecting any traffic to their own server and become a man-in-the-middle (MITM).

  • DNSSEC Root KSK Ceremony 41 Taking Place on Thursday

    The DNSSEC signing ceremony, which takes place as an in-person event every three months, will be a combined physical and virtual event on Thursday at 17:00 UTC. The next few months' signing keys for the DNSSEC root nameservers will take place, but not all of the keyholders will be physically present due to travel restrictions caused by COVID-19. Find out how the ceremony has been adapted.

  • DNSSEC Signing Potentially Interrupted by Coronoavirus

    The DNSSEC signing process, which has happened every three months for the last ten years, is likely to be unable to happen due to travel restrictions caused by Coronavirus. Read on to find out what the problems are, and how they plan on keeping DNSSEC running after summer 2020.

  • Network Automation at Fastly

    Ryan Landry, the senior director for TechOps at Fastly, has shared how network automation enables them to manage traffic peaks during popular live-streamed events such as the Super Bowl LIV. Fastly is directly connected to numerous ISPs across the US and tries to keep their live video traffic on these direct paths with their partners to deliver video streams as close to the end-user as possible.

  • DNS Solution CoreDNS Graduates from the Cloud Native Computing Foundation

    CoreDNS, a cloud-native DNS server commonly used for dynamic DNS-based service discovery, has become the first Cloud Native Computing Foundation (CNCF) project to graduate in 2019.

  • Google Announces Cloud DNS Forwarding

    In a recent blog post, Google has announced Cloud DNS forwarding, allowing resources, both in the cloud and on-premises, to find each other through DNS. These capabilities deliver the option to either implement Google DNS or one’s private authoritative server as a DNS provider.

  • Scaling Global Traffic at Dropbox with Edge Locations and GSLB

    The Dropbox engineering team shared their experience of architecting and scaling their global network of edge locations. Located around the globe, these run a custom stack of nginx and IPVS and connect to the Dropbox backend servers over their backbone network. A combination of GeoDNS and BGP Anycast ensures availability and low latency for end users.

  • GitHub Engineering Adopts New Architecture for MySQL High Availability uses MySQL as a backbone for many of its critical services like the API, authentication and the website itself. Github’s engineering team replaced its previous DNS and VIP based setup with one based on Orchestrator, Consul and the Github Load Balancer to get around split brain and DNS caching issues.

  • Monitoring Cloudflare's Global Network Using Prometheus

    Matt Bostock’s SRECON 2017 Europe talk covers how Prometheus, a metric-based monitoring tool, is used to monitor CDN, DNS and DDoS mitigation provider CloudFlare’s globally distributed infrastructure and network.

  • Multiple DNS Providers to Mitigate DDoS Attacks

    Distributed Denial of Service (DDoS) attacks against Domain Name System (DNS) providers are increasing in number and scale with the proliferation of insecure IoT devices. While DNS providers have various methods of protecting themselves against such attacks, one of the ways for a website to protect itself is to use multiple DNS providers.

  • Amazon Announces AWS Shield for DDoS Protection

    At the recent re:Invent 2016 event, Amazon announced a new service called AWS Shield, which provides customers with protection from Distributed Denial of Service (DDoS) attacks. This announcement comes just over a month after Amazon was impacted by a DDoS attack on a DNS provider that Amazon used, Dynamic Network Services (Dyn).

  • Nomulus: Google’s Open-Source TLD Registry Platform

    Google announces newly open-sourced cloud platform for creating and managing generic TLDs. Dubbed Nomulus, the AppEngine-powered platform helps domain registries by reducing the technological barriers to entering the market — from scaling their product to just getting started.

  • Microsoft Announces Azure DNS General Availability

    On September 26th, Microsoft announced the Azure DNS service has reached General Availability (GA) in all public Azure regions. Azure DNS allows customers to host their DNS domain in Azure, so they can manage their DNS records using the same credentials, billing and support contract as their other Azure services.