This document discusses the challenges of using cloud DNS services. It identifies several types of cloud DNS services and outlines key considerations when using cloud DNS, including network connectivity, latency and performance, security and compliance, DNS management, integration with existing systems, vendor lock-in and costs, training and skill requirements, and next steps for evaluation. The webinar aims to help attendees evaluate network connectivity, optimize performance, enhance security, plan effective DNS management, and assess compatibility with existing systems when adopting cloud DNS.

1. Cloud DNS Challenges
N3K Expert Webinar Series
Andreas Taudte
Principal DDI Consultant
Last updated July 2023

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Housekeeping
• Timing, Schedule, Q&A Session
• Online Etiquette (microphones, distracting activities)
• Recording and Privacy

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• Cloud Provider’s DNS fully integrated with other cloud services
• Hybrid DNS communication between on-premise and cloud resources
• DDI Appliances as Cloud Images complete solution for DDI in the cloud
• Hosted SaaS DNS managed services with features like global load balancing and DDoS protection
• Private Cloud DNS maintain control and customization of DNS infrastructure
• Multi-Cloud DNS consistent policies and management in multi-cloud environments
• Managed DNS Services outsourcing to third-party vendors
Types of Cloud DNS Services

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• Reliable Network Connections between on-premise and Cloud DNS
• Secure Firewall Rules for Communication
• Robust Protocols for smooth DNS Resolution
Network Connectivity

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• Performance Impact of Cloud DNS compared to on-premise DNS
• Optimized Network Configurations to mitigate Latency Issues
• Content Delivery Networks (CDNs) for improved Performance
Latency and Performance

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• Security Measures provided by the Cloud DNS Provider
• Encryption, Access Controls and Data Protection Mechanisms
• Compliance with industry-specific Regulations (TISAX, ISO 27001, GDPR, etc.)
Security and Compliance

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• Seamless Migration of DNS Zones and Records
• Effective DNS Record Management in hybrid or Cloud Environments
• Synchronized Changes between on-premise and Cloud DNS Configurations
• Monitoring and Backup Mechanisms for Data Integrity
DNS Management

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• Dependencies and Compatibility of existing Systems with Cloud DNS
• Test and ensure proper Functioning after Migration or Integration
• Plan and executing necessary Updates or Modifications
Integration with Existing Systems

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• Potential Vendor Lock-in when relying on specific Cloud DNS Provider
• Evaluate Costs, including Subscription Fees and Data Transfer Charges
• Migration Costs and Planning for potential future Changes
Vendor Lock-in and Cost

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• New Skill Sets required for managing Cloud DNS
• Training and Knowledge Transfer for the IT team
• Troubleshooting in the Cloud DNS Environment
Training and Skill Set

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• Evaluate Network Connectivity and establish reliable Connections
• Optimize Performance and mitigate Latency Issues
• Enhance Security and ensure Compliance
• Plan for effective DNS Management and Data Integrity
• Assess System Compatibility and plan necessary Updates
• Consider Vendor Lock-in and evaluate Costs
• Identify required Skill Sets and plan Training
• Ensure effective Troubleshooting Capabilities
Next Actions

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What’s next?

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Greedy for more?
• “Lessons Learned for smooth Transition“ (DDIUGv7)1
• “When DNS Meets the Cloud” (APAC DNS Forum)2
• “Holistic Multi-Cloud DNS Management” (Cygna Labs)3
1https://ddiug.de
2https://youtu.be/1gWmKonlY1Q
3https://us02web.zoom.us/webinar/register/4116812227868/WN_9xfP6AhOQzmG0lua6xE0YA#/registration

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info@n3k.de
Thank you for your Time.
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