backend.21st-century.net

Summary

Sorry, we have no information about backend.21st-century.net. 21st-century.net is delegated to three nameservers, however two extra nameservers are listed in the zone. All nameservers are at 21st-century.net themselves. Some of them are on the same IP network. Incoming mail for 21st-century.net is handled by four mailservers. Two of them are on the same IP network. 21st-century.net has one IP number , but the reverse is main.21st-century.net.