- Python 3.7
+-------+ +------------+ +--------------+
| User | | web server | | lookup table |
+-------+ +------------+ +--------------+
===================================================================
| | |
| [requests] | |
| ------\ | |
| -------> | |
| | [check table] |
| | --------\ |
| | ----------> |
| | |
| | |
| | [return endpoint] |
| [redirect] | ---------- |
| | <---------- / |
| ---------- | |
| <------/ | |
| | |
| | |
| | |
| | |
| | |
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