_synster_

3 ms·

1. 1.▲
   by _synster_ 9y ago

   Looking at SPF records is worth it. I should have added that technique.
2. 2.▲
   by _synster_ 9y ago

   I'm surprised at the number of domains that have mis-configured Zpne Transfer even today especially given the fact the the defaults of most popular DNS servers are secure enough.
3. 3.▲
   by _synster_ 9y ago

   Wildcard certificates are not really a solution especially in this scenario. If you are using wildcard certs you have one more problem to deal with.
4. 4.▲
   by _synster_ 9y ago

   Thanks. I'm the author of the blog post. I have used your service before and it has come in handy many times.