#External Dynamic DNS Service
In order to provide access to internal resources, from the internet, a proper external DNS service needs to be configured.
After researching several possible options, CloudFlare emerged as the clear choice.
| ID | Requirement | Source | Date |
|---|---|---|---|
| RE109.1 | Low cost, or free service | CM | 09.08.2016 |
| RE109.2 | Automated updates when external IP changes | CM | 09.08.2016 |
| RE109.3 | Additional services, like free SSL and securiy | CM | 12.08.2016 |
Based on the requirements above, CloudFlare ticks all the boxes. The free tier covers DNS hosting, and their publicly available API makes it possible to programatically update the records when required.