Does StackExchange have 1 multi-tenant environment, or many single-tenant environments?
6895
Which tools and technologies are used to build the Stack Exchange Network?
149252
Is it possible to separate professional Stack Exchange accounts from personal ones?
68993
Why would StackExchange logs show me logging in *from* a stack exchange server?
76270
Recent feature changes to Stack Exchange
104969
Running queries to StackExchange Data Explorer from anywhere
108009
What was Stack Exchange 1.0?
86849
Is it possible we've got too many Stack Exchange sites/categories?
74604
Are user accounts on data.stackexchange.com and Stack Exchange two different entities?
149736
"Join this community" doesn't appear for sites not subdomains of stackexchange.com
131034
Why doesn't Stack Apps have its own meta?
62526
How to disable multiarch support?
143792
Determine if instance has Multi-Currency Enabled
31688
Is it time to split Stack Overflow?
122751
How do I get Askubuntu.com to recognize the fact that i'm already logged-in on Stackexchange?
78231
Too many SE sites causes confusion
110787
I have multiple instances of nginx, but not sure which one is "correct"
33449
Why does Stack Overflow allow duplicate display names?