MacRumors has an article about web links crashing in iOS 9.3.
We can confirm this to be the case, not only do the links not work it effectively crashes the app in which you are trying to launch the link in.
For now we suggest you avoid iOS 9.3.
iOS 9.3 has a web link bug which is causing the app in which the link is located to crash as soon as you tap on it.
MacRumors has an article about web links crashing in iOS 9.3.
We can confirm this to be the case, not only do the links not work it effectively crashes the app in which you are trying to launch the link in.
For now we suggest you avoid iOS 9.3.