> For the complete documentation index, see [llms.txt](https://docs.console.zenlayer.com/api-reference/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.console.zenlayer.com/api-reference/networking/cdn/common.md).

# Basic Information

| Interface Name                                                                                     | Function                                                                  |
| -------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------- |
| [DescribeAccelerationRegions](/api-reference/networking/cdn/common/describeaccelerationregions.md) | Query the acceleration regions for accelerated domains                    |
| [DescribeBusinessTypes](/api-reference/networking/cdn/common/describebusinesstypes.md)             | Query the business types for accelerated domains                          |
| [DescribeAnalysisRegions](/api-reference/networking/cdn/common/describeanalysisregions.md)         | Query the regions supported for data analysis                             |
| [DescribeBillingRegions](/api-reference/networking/cdn/common/describebillingregions.md)           | Query billing regions                                                     |
| [DescribeGeoRegions](/api-reference/networking/cdn/common/describegeoregions.md)                   | Query the list of available countries/regions for geographic restrictions |