|TLD type||Country code top-level domain|
|Intended use||Entities connected with Eritrea|
|Actual use||Very few in use; no known registry site|
|Structure||Registrations are at third level beneath names such as .com.er and .org.er|
2nd level domains
A number of second level domains exist, although there is no information available about their exact purposes or restrictions.
- mil.er, empty zone unchanged since August 2004
- ind.er, empty zone unchanged since August 2004