Open relay servers
Total open relay servers: 3435

Distribution of Open Relay Mail Servers by Country

This report is an overview of the number of open relay servers in each country. The list includes all of the transfer agents present in the selected country, by name.

Distribution of Open Relay Mail Servers by MTAs

This report is an overview of the open relay servers found, listed by transfer agent name. Each entry represents the number of servers out of the total number of open relays found, by name.

Open Relay Blacklisted Mail Servers

This section reports the number of blocked servers that are also open relays. It also contains the number of open relays not being blacklisted.

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