.er is the country code top-level domain (ccTLD) for Eritrea.

2nd level domains

A number of second level domains exist;^[2] however, there is no information available about their exact purposes (although inferences can be made) or restrictions.

• com.er, likely for commercial entities/businesses
• edu.er, likely for educational institutions
• gov.er, reserved for the Eritrean government
• mil.er, reserved for the Eritrean military; empty zone (unchanged since August 2004)
• net.er, likely for network operators/providers
• org.er, likely for nonprofit organisations
• ind.er, likely for Eritrean individuals; empty zone (unchanged since August 2004)