go
relay.sys78.3fn.net are subdomains to this hostname. 3fn.net is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at 3fn.net themselves. Two nameservers have the same IP number.

3fn.net
ns records
ns5.3fn.net
+   AS?  
+ ---  
ns8.3fn.net
+   AS?  
subdomains
*.sys78.3fn.net
relay.sys78.3fn.net
nameservers missing in zone
ns5.3fn.net
ns8.3fn.net